MICROCHIP TC1306R

TC1306
Dual 150mA CMOS LDO With Select Mode™ Operation,
Shutdown and RESET Output
Features
General Description
• Extremely Low Supply Current for Longer Battery
Life
• Select Mode™ Operation: Selectable Output
Voltages for High Design Flexibility
• Very Low Dropout Voltage
• 10µsec (Typ.) Wake-Up Time from SHDN
• Maximum 150mA Output Current per Output
• High Output Voltage Accuracy
• Power-Saving Shutdown Mode
• RESET Output Can Be Used as a Low Battery
Detector or Processor Reset Generator
• Over Current Protection and Over Temperature
Shutdown
• Space Saving 8-Pin MSOP Package
The TC1306 combines two CMOS Low Dropout Regulators and a Microprocessor Monitor in a space saving
8-Pin MSOP package. Designed specifically for battery
operated systems, total supply current is typically
120µA at full load, 20 to 60 times lower than in bipolar
regulators.
Applications
•
•
•
•
•
•
•
Load Partitioning
Battery Operated Systems
Portable Computers
Medical Instruments
Instrumentation
Pagers and Cellular/GSM/PHS Phones
Linear Post-Regulator for SMPS
Device Selection Table
Part Number
Package
Junction
Temperature
Range
TC1306R-BDVUA
8-Pin MSOP
-40°C to +125°C
NOTE: “R” denotes the suffix for the 2.63V RESET threshold.
“B” indicates VOUT1 = 1.8V (fixed).
“D” indicates VOUT2 = 2.8V, 3.0V (selectable).
Other output voltages are available. Please contact Microchip
Technology Inc. for details.
The TC1306 features selectable output voltages for
higher design flexibility. The dual-state SELECT input
pin allows the user to select V OUT2 from 2 different
values (2.8V and 3.0V). V OUT1 supplies a fixed 1.8V
voltage.
An active low RESET is asserted when the output
voltage VOUT2 falls below the 2.63V reset voltage
threshold. The RESET output remains low for 300msec
(typical) after V OUT2 rises above reset threshold. When
the shutdown control (SHDN1) is low, the regulator
output voltage V OUT1 falls to zero and RESET output
remains valid. When the shutdown control (SHDN2) is
low, the regulator output voltage V OUT2 falls to zero and
RESET output is low.
Other key features for the device include ultra low noise
operation, fast response to step changes in load and
very low dropout voltage (typically 125mV at full load).
The device also incorporates both over temperature
and over current protection. Each regulator is stable
with an output capacitor of only 1µF and has a
maximum output current of 150mA.
Typical Application
VIN
1
8
2
GND
7
TC1306
3
SELECT
RESET
VOUT2
3.3µF
6
VOUT1
3.3µF
SHDN1
4
5
SHDN2
Package Type
8-Pin MSOP
VIN 1
8 RESET
7 VOUT2
GND 2
SELECT 3
TC1306
SHDN1 4
 2002 Microchip Technology Inc.
6 VOUT1
5
SHDN2
DS21527B-page 1
TC1306
1.0
ELECTRICAL
CHARACTERISTICS
ABSOLUTE MAXIMUM RATINGS*
Input Voltage .........................................................6.5V
Output Voltage........................... (-0.3V) to (VIN + 0.3V)
Power Dissipation................Internally Limited (Note 7)
Maximum Voltage on Any Pin ......... VIN +0.3V to -0.3V
Operating Temperature Range.... -40°C < TJ < +125°C
Storage Temperature Range .............. -65°C to +150°C
*Stresses above those listed under "Absolute Maximum
Ratings" may cause permanent damage to the device. These
are stress ratings only and functional operation of the device
at these or any other conditions above those indicated in the
operation sections of the specifications is not implied.
Exposure to Absolute Maximum Rating conditions for
extended periods may affect device reliability.
TC1306 ELECTRICAL SPECIFICATIONS
Electrical Characteristics: VIN = VR + 1V, IL = 100µA, CL = 3.3µF, SHDN1 > VIH, SHDN2 > VIH, TA = 25°C, unless otherwise noted.
Boldface type specifications apply for junction temperature of -40°C to +125°C. Applies to both VOUT1 and VOUT2.
Symbol
Parameter
Min
Typ
Max
Units
VIN
Input Operating Voltage
2.7
—
6.0
V
IOUTMAX
Maximum Output Current
150
—
—
mA
VOUT
Output Voltage (VOUT1 and VOUT2)
TCV OUT
VOUT Temperature Coefficient
VR – 2.5%
—
—
VR ± 0.5% VR + 2.5%
20
40
—
—
∆VOUT/∆VIN
Line Regulation
V
Test Conditions
Note 1
Per Channel
Note 2
ppm/°C Note 3
—
0.05
0.35
%
(VR + 1V) < VIN < 6V
∆V OUT/VOUT Load Regulation
—
0.3
2
%
IL = 0.1mA to IOUTMAX
(Note 4)
VIN – VOUT
Dropout Voltage
—
2
45
85
125
—
120
240
360
mV
IL = 100µA
IL = 50mA
IL = 100mA
IL = 150mA, (Note 5)
IIN
Supply Current
—
120
200
µA
SHDN1, SHDN2 = VIH, IL = 0
IINSD
Shutdown Supply Current
—
0.05
0.5
µA
SHDN1, SHDN2 = 0V
PSRR
Power Supply Rejection Ratio
—
55
—
dB
FRE ≤ 120Hz
IOUTSC
Output Short Circuit Current
—
450
—
mA
VOUT = 0V
∆V OUT∆PD
Thermal Regulation
—
0.04
—
V/W
Notes 6, 7
tWK
Wake Up Time
—
10
—
µsec
VIN = 5V
CIN = 1µF, COUT = 4.7µF
IL = 30mA, (See Figure 4-1)
ts
Settling Time
—
40
—
µsec
VIN = 5V
CIN = 1µF, COUT = 4.7µF
IL = 30mA, (See Figure 4-1)
(from Shutdown Mode)
(from Shutdown Mode)
Note 1:
2:
3:
4:
5:
6:
7:
The minimum VIN has to meet two conditions: VIN ≥ 2.7 and VIN = VR + VDROPOUT.
VR is the regulator output voltage setting. For example: VR = 2.8V, 3.0V.
TC VOUT = (VOUTMAX – VOUTMIN) x 106
VOUT x ∆T
Regulation is measured at a constant junction temperature using low duty cycle pulse testing. Load regulation is tested over a load range from
0.1mA to the maximum specified output current. Changes in output voltage due to heating effects are covered by the thermal regulation
specification.
Dropout voltage is defined as the input to output differential at which the output voltage drops 2% below its nominal value measured at a 1V
differential.
Thermal Regulation is defined as the change in output voltage at a time T after a change in power dissipation is applied, excluding load or
line regulation effects. Specifications are for a current pulse equal to ILMAX at VIN = 6V for T = 10 msec.
The maximum allowable power dissipation is a function of ambient temperature, the maximum allowable junction temperature and the
thermal resistance from junction-to-air (i.e., TA, TJ, θJA). Exceeding the maximum allowable power dissipation causes the device to initiate
thermal shutdown. Please see Section 5.0 Thermal Considerations section of this data sheet for more details.
DS21527B-page 2
 2002 Microchip Technology Inc.
TC1306
TC1306 ELECTRICAL SPECIFICATIONS (CONTINUED)
Electrical Characteristics: VIN = VR + 1V, IL = 100µA, C L = 3.3µF, SHDN1 > VIH , SHDN2 > VIH, TA = 25°C, unless otherwise
noted. Boldface type specifications apply for junction temperature of -40°C to +125°C. Applies to both VOUT1 and VOUT2.
Symbol
Parameter
Min
Typ
Max
Units
—
160
—
°C
Test Conditions
TSD
Thermal Shutdown Die
Temperature
∆TSD
Thermal Shutdown Hysteresis
—
15
—
°C
eN
Output Noise
—
200
—
nV√Hz
VIH
SHDN Input High Threshold
65
—
—
%VIN
VIN = 2.7V to 6.0V
VIL
SHDN Input Low Threshold
—
—
15
%VIN
VIN = 2.7V to 6.0V
F = 10kHz
SHDN Input
SELECT Input
VSELH
SELECT Input HIgh Threshold
65
—
—
%VIN
VIN = 2.7V to 6.0V
VSELL
SELECT Input Low Threshold
—
—
15
%VIN
VIN = 2.7V to 6.0V
1.0
1.2
—
—
6.0
6.0
V
TA = 0°C to +70°C
TA = -40°C to +125°C
2.59
2.55
2.63
—
2.66
2.70
V
TA = +25°C
TA = -40°C to +125°C
ppm/°C
RESET Output
VIN MIN
Minimum VIN Operating Voltage
VTH
Reset Threshold
Reset Threshold Tempco
—
30
—
V OUT2 to Reset Delay
—
100
—
µsec
140
300
560
msec
Reset Active Time-out Period
VOUT2 = VTH to (V TH – 100mV)
VOL
RESET Output Voltage Low
—
—
—
—
—
—
0.3
0.4
0.3
V
VOUT2 = VTHMIN, ISINK = 1.2mA
V OUT2 = VTHMIN, ISINK = 3.2mA
V OUT2 > 1.0V, ISINK = 50µA
VOH
RESET Output Voltage High
0.8 VOUT2
—
—
V
VOUT2 – 1.5
—
—
VOUT2 > VTHMAX ,
ISOURCE = 500µA
VOUT2 > VTHMAX ,
ISOURCE = 800µA
Note 1:
2:
3:
4:
5:
6:
7:
The minimum VIN has to meet two conditions: VIN ≥ 2.7 and VIN = VR + VDROPOUT.
VR is the regulator output voltage setting. For example: VR = 2.8V, 3.0V.
TC VOUT = (VOUTMAX – VOUTMIN) x 106
VOUT x ∆T
Regulation is measured at a constant junction temperature using low duty cycle pulse testing. Load regulation is tested over a load range from
0.1mA to the maximum specified output current. Changes in output voltage due to heating effects are covered by the thermal regulation
specification.
Dropout voltage is defined as the input to output differential at which the output voltage drops 2% below its nominal value measured at a 1V
differential.
Thermal Regulation is defined as the change in output voltage at a time T after a change in power dissipation is applied, excluding load or
line regulation effects. Specifications are for a current pulse equal to ILMAX at VIN = 6V for T = 10 msec.
The maximum allowable power dissipation is a function of ambient temperature, the maximum allowable junction temperature and the
thermal resistance from junction-to-air (i.e., TA, TJ, θ JA). Exceeding the maximum allowable power dissipation causes the device to initiate
thermal shutdown. Please see Section 5.0 Thermal Considerations section of this data sheet for more details.
 2002 Microchip Technology Inc.
DS21527B-page 3
TC1306
2.0
PIN DESCRIPTIONS
The descriptions of the pins are listed in Table 2-1.
TABLE 2-1:
PIN FUNCTION TABLE
Pin No.
(8-Pin MSOP)
Symbol
1
VIN
3.0
Description
Power supply input.
2
GND
3
SELECT
SELECT control for setting V OUT2. SELECT = Low for VOUT2 = 2.8V, SELECT = High for
VOUT2 = 3.0V.
Ground terminal.
4
SHDN1
Shutdown control input for VOUT1. Regulator 1 is fully enabled when a logic high is applied to
this input. Regulator 1 enters shutdown when a logic low is applied to this input. During
shutdown, regulator output voltage falls to zero, RESET output remains valid.
5
SHDN2
Shutdown control input for VOUT2. Regulator 2 is fully enabled when a logic high is applied to
this input. Regulator 2 enters shutdown when a logic low is applied to this input. During
shutdown, regulator output voltage falls to zero, RESET output is low.
6
VOUT1
Regulated voltage output 1.
7
VOUT2
Regulated voltage output 2.
8
RESET
RESET Output. RESET = Low when VOUT2 is below the Reset Threshold Voltage.
RESET = High when VOUT2 is above the Reset Threshold Voltage.
DETAILED DESCRIPTION
The TC1306 is a precision fixed output voltage
regulator that contains two fully independent 150mA
outputs. The device also features separate shutdown
modes for low-power operation. The Select Mode™
operation allows the user to select VOUT2 from two
different values (2.8V, 3.0V), therefore providing high
design flexibility. VOUT1 supplies a fixed 1.8V output
voltage. The CMOS construction of the TC1306 results
in a very low supply current, which does not increase
with load changes. In addition, VOUT remains stable
and within regulation at no load currents.
DS21527B-page 4
The TC1306 also features an integrated microprocessor supervisor that monitors the V OUT2 output. The
active low RESET signal is asserted when the voltage
of VOUT2 falls below the reset voltage threshold
(2.63V). The RESET output remains low for 300msec
(typical) after VOUT2 rises above the reset threshold.
The RESET output of the TC1306 is optimized to reject
fast transient glitches on the monitored output line.
 2002 Microchip Technology Inc.
TC1306
4.0
TYPICAL APPLICATIONS
4.3
4.1
Input and Output Capacitor
The Select Mode™ operation is a dual-state input that
allows the user to select VOUT2 from two different
values. By applying a logic low to the SELECT pin,
VOUT2 is set to supply a 2.8V output voltage. A logic
high signal at the SELECT pin sets VOUT2 to 3.0V. This
output voltage functionality provides high design
flexibility and minimizes cost associated with inventory,
time-to-market and new device qualifications.
The TC1306 is stable with a wide range of capacitor
values and types. A capacitor with a minimum value of
1µF from V OUT to Ground is required. The output
capacitor should have an effective series resistance
(ESR) of 0.1Ω to 10Ω for a 1µF capacitor and 0.01Ω to
10Ω for a 10µF capacitor. A 1µF capacitor should be
connected from the VIN to GND if there is more than 10
inches of wire between the regulator and the AC filter
capacitor, or if a battery is used as the power source.
Aluminum electrolytic or tantalum capacitor types can
be used. (Since many aluminum electrolytic capacitors
freeze at approximately -30°C, solid tantalums are
recommended for applications operating below -20°C).
When operating from sources other than batteries,
supply-noise rejection and transient response can be
improved by increasing the value of the input and
output capacitors and employing passive filtering
techniques.
4.2
Shutdown Mode
Applying a logic high to each of the shutdown pins turns
on the corresponding output. Each regulator enters
shutdown mode when a logic low is applied to the
corresponding input. During shutdown mode, output
voltage falls to zero, and regulator supply current is
reduced to 0.5µA (max). If shutdown mode is not
necessary, the pins should be connected to VIN.
4.4
Select Mode™ Operation
Turn On Response
The turn on response is defined as two separate
response categories, Wake Up Time (tWK) and Settling
Time (tS).
The TC1306 has a fast Wake Up Time (10µsec typical)
when released from shutdown. See Figure 4-1 for the
Wake Up Time designated as tWK. The Wake Up Time
is defined as the time it takes for the output to rise to 2%
of the VOUT value after being released from shutdown.
The total turn on response is defined as the Settling
Time (tS), see Figure 4-1. Settling Time (inclusive with
tWK) is defined as the condition when the output is
within 2% of its fully enabled value (40µsec typical)
when released from shutdown. The settling time of the
output voltage is dependent on load conditions, output
voltage and VOUT (RC response).
FIGURE 4-1:
WAKE-UP RESPONSE
TIME
VIH
SHDN
VIL
tS
98%
VOUT
2%
tWK
 2002 Microchip Technology Inc.
DS21527B-page 5
TC1306
5.0
THERMAL CONSIDERATIONS
5.1
Thermal Shutdown
Integrated thermal protection circuitry shuts the
regulator off when die exceeds approximately 160°C.
The regulator remains off until the die temperature
drops to approximately 145°C.
Thermal shutdown is intended to protect the device
under transient accidental (fault) overload conditions.
Thermal Shutdown may not protect the LDO while
operating above junction temperatures of 125°C
continuously. Sufficient thermal evaluation of the
design needs to be conducted to ensure that the
junction temperature does not exceed 125°C.
5.2
Power Dissipation
The amount of power the regulator dissipates is
primarily a function of input and output voltage, and
output current. The following equation is used to
calculate worst case actual power dissipation.
EQUATION 5-1:
PD ≈ (VINMAX – VOUT1MIN)ILOAD1 MAX +
(VINMAX – VOUT2MIN)ILOAD2MAX
Where:
PD = Worst case actual power dissipation
VINMAX = Maximum voltage on VIN
VOUT1MIN = Minimum regulator output voltage1
ILOAD1MAX = Maximum output (load) current1
VOUT2MIN = Minimum regulator output voltage2
ILOAD2MAX = Maximum output (load) current2
The
maximum
allowable
power
dissipation
(Equation 5-2) is a function of the maximum ambient
temperature (TAMAX), the maximum allowable die
temperature (125°C), and the thermal resistance from
junction-to-air (θJA). The MSOP-8 package has a θJA of
approximately 200°C/W when mounted on a four layer
FR4 dielectric copper clad PC board.
EQUATION 5-2:
PDMAX = (T JMAX – TAMAX)
θJA
Where all terms are previously defined.
DS21527B-page 6
Equation 5-1 can be used in conjunction with
Equation 5-2 to ensure regulator thermal operation is
within limits. For example:
Given:
VINMAX
= 3.8V ± 5%
VOUT1MIN = 1.8V ± 2.5%
VOUT2MIN = 3.0V ± 2.5%
ILOAD1MAX = 60mA
ILOAD2MAX = 120mA
TJMAX
= 125°C
TAMAX
= 55°C
θJA
= 200°C/W
Find: 1. Actual power dissipation
2. Maximum allowable dissipation
Actual power dissipation:
PD ≈ [(VINMAX – VOUT1MIN)] x ILOAD1MAX
+ [(VINMAX – VOUT2MIN)] x ILOAD2MAX
[(3.8 x 1.05) – (1.8 x .975)] x 60 x 10-3
+ [(3.8 x 1.05) – (3.0 x .975)] x 120 x 10-3
= 256mW
Maximum allowable power dissipation:
PD = (TJMAX – TAMAX)
θJA
= (125 – 55)
200
= 350mW
In this example, the TC1306 dissipates a maximum of
262mW; below the allowable limit of 350mW. In a
similar manner, Equation 5-1 and Equation 5-2 can be
used to calculate maximum current and/or input
voltage limits. For example, the maximum allowable
VIN is found by substituting the maximum allowable
power dissipation of 350mW into Equation 5-1, from
which V INMAX = 4.5V.
5.3
Layout Considerations
The primary path of heat conduction out of the package
is via the package leads. Therefore, layouts having a
ground plane, wide traces at the pads, and wide power
supply bus lines combine to lower θJA and therefore
increase the maximum allowable power dissipation
limit.
 2002 Microchip Technology Inc.
TC1306
6.0
TYPICAL CHARACTERISTICS
The graphs and tables provided following this note are a statistical summary based on a limited number of
samples and are provided for informational purposes only. The performance characteristics listed herein are
not tested or guaranteed. In some graphs or tables, the data presented may be outside the specified
operating range (e.g., outside specified power supply range) and therefore outside the warranted range.
VOUT2 at Various VDD /
Load Current vs. Temperature
(Select = GND)
VOUT1 at Various VDD and
Load vs. Temperature
1.81
2.505
VDD = 6.0V, IL = 100µA Load
1.80
VOUT2 (V)
1.78 VDD = 2.8V,
IL = 150mA Load
VDD = 6.0V, IL = 100mA Load
1.77
2.995
2.495
2.990
2.490
2.985
2.485
VDD = 3.8V, IL = 150mA
2.480
VDD = 3.8V, IL = 100mA
2.475
1.76
2.470
VDD = 3.8V, IL = 50mA
2.465
1.74
-40
2.460
-40
5
30
55
80 105 125
LOAD REG (%)
IDD (µA)
-40°C
60
40
20
0
3
3.5
4
4.5
5
VDD (V)
5.5
-20
5
30
55
6
0.50
0.45
0.45
0.40
0.40
0.35
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0.00
-40
Dropout Voltage vs.
Load Current (Select = GND)
0.20
0.15
0.10
DROPOUT VOLTAGE (V)
IL = 0.1 to 150mA
0.12
125°C
0.08
-40°C
0.06
0.04
0.05
0.02
0.00
-40
0.00
5
30 55 80 105 125
TEMPERATURE (°C)
25°C
0.10
-20
5
30 55 80 105 125
TEMPERATURE (°C)
Dropout Voltage vs.
Load Current (Select = VDD)
0.18
0.30
IL = 0.1 to 150mA
0.15
0.05 % Load Reg #1, IL = 0.1 to 150mA
0.00
-40 -20 5
30 55 80 105 125
TEMPERATURE (°C)
0.14
80 105 125
0.20
0.20
0.35
55
0.25
0.10
0.16
30
0.30
0.18
0.40
5
Load Regulation 2 vs.
Temperature (Select = GND)
0.20
 2002 Microchip Technology Inc.
-20
TEMPERATURE (°C)
0.45
-20
VDD = 4.0V, IL = 150mA
2.950
-40
80 105 125
0.50
0.25
VDD = 3.8V, IL = 50mA
VDD = 3.8V, IL = 100mA
2.955
0.50
Load Regulation 2 vs.
Temperature (Select = VDD)
LOAD REGULATION (%)
2.970
LOAD REG (%)
25°C
120
80
2.975
Load Regulation 1 vs.
Temperature
160
125°C
2.980
TEMPERATURE (°C)
IDD vs. VDD (Select = GND)
100
VDD = 4.0V, IL = 100µA
2.960
VDD = 3.8V, IL = 100µA
TEMPERATURE (°C)
140
VDD = 6.0V, IL = 100µA
2.965
1.75
-20
3.000
VDD = 6.0V, IL = 100µA
2.500
DROPOUT VOLTAGE (V)
VOUT (V)
1.79
VOUT2 at Various VDD /
Load Current vs. Temperature
(Select = VDD)
VOUT2 (V)
Note:
0.16
0.14
0.12
25°C
0.10
0.08
125°C
0.06
-40°C
0.04
0.02
0.00
0
25
50
75 100 125 150
LOAD CURRENT (mA)
0
25
50
75 100 125 150
LOAD CURRENT (mA)
DS21527B-page 7
TC1306
6.0
TYPICAL CHARACTERISTICS (CONTINUED)
Power Supply Rejection Ratio vs. Frequency
Power Supply Rejection Ratio vs. Frequency
0
-40
-60
IOUT = 100µA
COUT = 10µF Tantalum
VINDC = 4V
VINAC = 100mVP-P
VOUTDC = 3V
-20
PSRR (dB)
PSRR (dB)
-20
0
IOUT = 150mA
COUT = 10µF Ceramic
VINDC = 4V
VINAC = 100mVP-P
VOUTDC = 3V
-40
-60
-80
-80
-100
10
100
1k
10k
100
-100
1M
10
100
1k
f (Hz)
Power Supply Rejection Ratio vs. Frequency
100
1M
100
1000
Output Noise
10
0
IOUT = 150mA
COUT = 10µF Tantalum
VINDC = 4V
VINAC = 100mVP-P
VOUTDC = 3V
-20
1
Noise (mV/ √HZ)
PSRR (dB)
10k
f (Hz)
-40
-60
VOUT1
VOUT2
0.1
0.01
-80
COUT1 = COUT2 = 4.7µF,
ILOAD = 100mA, VIN = 4.0V
VOUT1 = VOUT2 = 3.0V
-100
10
100
1k
10k
f (Hz)
DS21527B-page 8
100
1M
0.001
0.01
0.1
1
10
f (Hz)
 2002 Microchip Technology Inc.
TC1306
6.0
TYPICAL CHARACTERISTICS (CONTINUED)
Shutdown Response
Output Voltage
(1V / div)
Thermal Shutdown Response
VOUT
VIN = 6.0V
VOUT = 1.8V
CIN = 1µF
COUT = 1µF
SHDN
(5V / div)
VIN = 4.0V
VOUT = 3.0V
COUT = 10µF
ILOAD = 100µA
Time (200ms / div)
Time (500ms / div)
Thermal Shutdown Response
Thermal Shutdown Response
VOUT
VOUT
VIN = 6.0V
VOUT = 2.8V
CIN = 1µF
COUT = 1µF
VIN = 6.0V
VOUT = 3.0V
CIN = 1µF
COUT = 1µF
Time (500ms / div)
VOUT2
VOUT1
VIN
4.6V
Output Voltage Output Voltage
(50mV / div)
(50mV / div)
Line Transient Response
Line Transient Response
VOUT2
VOUT1
3.6V
COUT1 = COUT2 = 1µF Tantalum
RLOAD = 30kΩ
Input Voltage
(2V / div)
Input Voltage
(2V / div)
Output Voltage Output Voltage
(50mV / div)
(50mV / div)
Time (500ms / div)
VIN
4.6V
3.6V
COUT1 = COUT2 = 10µF Ceramic
RLOAD = 30kΩ
Time (500ms / div)
Time (500ms / div)
 2002 Microchip Technology Inc.
DS21527B-page 9
TC1306
TYPICAL CHARACTERISTICS (CONTINUED)
Output Voltage Output Voltage
(20mV / div)
(20mV / div)
Load Transient Response
VOUT2
VOUT1
COUT1 = COUT2 = 10µF Ceramic
100mA
VIN = 5.5V
RLOAD = 30kΩ
RL = 30Ω
100µA
Output Current
Output Current
Output Voltage Output Voltage
(20mV / div)
(20mV / div)
6.0
Thermal Shutdown Response
VOUT2
VOUT1
COUT1 = COUT2 = 1µF Tantalum
100µA
Time (500ms / div)
Output Voltage 1 Output Voltage 2
(20mV / div)
(50mV / div)
Load Transient Response
VOUT2
VOUT1
COUT1 = COUT2 = 10µF Ceramic
100mA
VIN = 5.5V
RLOAD = 30kΩ
RL = 30Ω
100µA
Output Current
Output Voltage 1 Output Voltage 2
(20mV / div)
(50mV / div)
Time (500ms / div)
Output Current
100mA
VIN = 5.5V
RLOAD = 30kΩ
RL = 30Ω
Thermal Shutdown Response
VOUT2
VOUT1
COUT1 = COUT2 = 1µF Tantalum
100mA
VIN = 5.5V
RLOAD = 30kΩ
RL = 30Ω
100µA
Time (500ms / div)
Time (500ms / div)
Output Voltage 2
(1V / div)
Wake-Up Response
3.0V
VOUT2
1.8V
Output Voltage 1
(1V / div)
VOUT1
/Shdn1 = /Shdn2
COUT1 = COUT2 = 1µF Tantalum
VIN = 5.5V
RLOAD = 30kΩ
Time (20ms / div)
DS21527B-page 10
 2002 Microchip Technology Inc.
TC1306
7.0
PACKAGING INFORMATION
7.1
Package Marking Information
Package marking data not available at this time.
7.2
Taping Form
Component Taping Orientation for 8-Pin MSOP Devices
User Direction of Feed
PIN 1
W
P
Standard Reel Component Orientation
for TR Suffix Device
Carrier Tape, Number of Components Per Reel and Reel Size
Package
Carrier Width (W)
Pitch (P)
Part Per Full Reel
Reel Size
12 mm
8 mm
2500
13 in
8-Pin MSOP
7.3
Package Dimensions
8-Pin MSOP
PIN 1
.122 (3.10)
.114 (2.90)
.197 (5.00)
.189 (4.80)
.026 (0.65) TYP.
.122 (3.10)
.114 (2.90)
.043 (1.10)
MAX.
.016 (0.40)
.010 (0.25)
.006 (0.15)
.002 (0.05)
.008 (0.20)
.005 (0.13)
6° MAX.
.028 (0.70)
.016 (0.40)
Dimensions: inches (mm)
 2002 Microchip Technology Inc.
DS21527B-page 11
TC1306
NOTES:
DS21527B-page 12
 2002 Microchip Technology Inc.
TC1306
Sales and Support
Data Sheets
Products supported by a preliminary Data Sheet may have an errata sheet describing minor operational differences and recommended workarounds. To determine if an errata sheet exists for a particular device, please contact one of the following:
1.
2.
3.
Your local Microchip sales office
The Microchip Corporate Literature Center U.S. FAX: (480) 792-7277
The Microchip Worldwide Site (www.microchip.com)
Please specify which device, revision of silicon and Data Sheet (include Literature #) you are using.
New Customer Notification System
Register on our web site (www.microchip.com/cn) to receive the most current information on our products.
 2002 Microchip Technology Inc.
DS21527B-page13
TC1306
NOTES:
DS21527B-page14
 2002 Microchip Technology Inc.
TC1306
Information contained in this publication regarding device
applications and the like is intended through suggestion only
and may be superseded by updates. It is your responsibility to
ensure that your application meets with your specifications.
No representation or warranty is given and no liability is
assumed by Microchip Technology Incorporated with respect
to the accuracy or use of such information, or infringement of
patents or other intellectual property rights arising from such
use or otherwise. Use of Microchip’s products as critical components in life support systems is not authorized except with
express written approval by Microchip. No licenses are conveyed, implicitly or otherwise, under any intellectual property
rights.
Trademarks
The Microchip name and logo, the Microchip logo, FilterLab,
KEELOQ, microID, MPLAB, PIC, PICmicro, PICMASTER,
PICSTART, PRO MATE, SEEVAL and The Embedded Control
Solutions Company are registered trademarks of Microchip Technology Incorporated in the U.S.A. and other countries.
dsPIC, ECONOMONITOR, FanSense, FlexROM, fuzzyLAB,
In-Circuit Serial Programming, ICSP, ICEPIC, microPort,
Migratable Memory, MPASM, MPLIB, MPLINK, MPSIM,
MXDEV, PICC, PICDEM, PICDEM.net, rfPIC, Select Mode
and Total Endurance are trademarks of Microchip Technology
Incorporated in the U.S.A.
Serialized Quick Turn Programming (SQTP) is a service mark
of Microchip Technology Incorporated in the U.S.A.
All other trademarks mentioned herein are property of their
respective companies.
© 2002, Microchip Technology Incorporated, Printed in the
U.S.A., All Rights Reserved.
Printed on recycled paper.
Microchip received QS-9000 quality system
certification for its worldwide headquarters,
design and wafer fabrication facilities in
Chandler and Tempe, Arizona in July 1999
and Mountain View, California in March 2002.
The Company’s quality system processes and
procedures are QS-9000 compliant for its
PICmicro ® 8-bit MCUs, KEELOQ® code hopping
devices, Serial EEPROMs, microperipherals,
non-volatile memory and analog products. In
addition, Microchip’s quality system for the
design and manufacture of development
systems is ISO 9001 certified.
 2002 Microchip Technology Inc.
DS21527B-page 15
WORLDWIDE SALES AND SERVICE
AMERICAS
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Corporate Office
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Tel: 61-2-9868-6733 Fax: 61-2-9868-6755
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Unit 915
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Tel: 86-10-85282100 Fax: 86-10-85282104
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03/01/02
*DS21527B*
DS21527B-page 16
 2002 Microchip Technology Inc.