AIC AIC1727-50CZT 50ma low dropout linear regulator Datasheet

AIC1727
50mA Low Dropout Linear Regulator
n FEATURES
n DESCRIPTION
l
4% Accuracy Output Voltage.
The AIC1727 is a 3-pin low dropout linear
l
Low Dropout Voltage
regulator. The superior characteristics of the
l
Guaranteed 50mA Output Current.
AIC1727 include zero base current loss, low
l
Internal P-MOSFET Draws no Base Current.
dropout voltage and accurate output voltage.
l
Low Ground Current.
Typical ground current remains approximately 4
l
Output Voltage of 3.0V/ 3.3V/ 3.6V/ 4.5V/ 5.0V
µA,
Available.
conditions.
l
Input Voltage Range up to 13V.
The AIC1727 comes in the popular 3-pin SOT-
l
Needs only 1µF for Stability.
23, SOT-89, TO-92 packages.
from
no
load
to
maximum
loading
n APPLICATIONS
l
Toys.
l
Battery Powered Systems.
l
Audio/Video System
l
Wireless Communication Systems.
n TYPICAL APPLICATION CIRCUIT
VIN
VOUT
AIC1727
V IN
VOUT
+
1µF
CIN
GND
+
1µ F
C OUT
Low Dropout Linear Regulator
Analog Integrations Corporation
4F, 9, Industry E. 9th Rd, Science Based Industrial Park, Hsinchu Taiwan, ROC
DS-1527-00
TEL: 886-3-5772500
May 29, 00
FAX: 886-3-5772510
www.analog.com.tw
1
AIC1727
n ORDERING INFORMATION
AIC1727-XXCXX
ORDER NUMBER
PACKAGING TYPE
U: SOT-23
X: SOT-89
ZT: TO-92
ZL: TO-92
OUTPUT VOLTAGE
30: 3.0V
33: 3.3V
36: 3.6V
45: 4.5V
50: 5.0V
PIN CONFIGURATION
AIC1727-30CU
AIC1727-33CU
AIC1727-36CU
AIC1727-45CU
AIC1727-50CU
(SOT-23)
FRONT VIEW
1: GND
2: VOUT
3: VIN
AIC1727-30CX
AIC1727-33CX
AIC1727-36CX
AIC1727-45CX
AIC1727-50CX
(SOT-89)
FRONT VIEW
AIC1727-30CZL
AIC1727-33CZL
AIC1727-36CZL
AIC1727-45CZL
AIC1727-50CZL
(TO-92 L Type)
TOP VIEW
AIC1727-30CZT
AIC1727-33CZT
AIC1727-36CZT
AIC1727-45CZT
AIC1727-50CZT
(TO-92 T Type)
TOP VIEW
3
1
2
1: GND
2: VIN
3: VOUT
1
2
3
1
1: GND
2: VIN
3: VOUT
2
3
1
1: VOUT
2: GND
3: VIN
2
3
n ABSOLUTE MAXIMUM RATINGS
Input Supply Voltage...................................................… … … … ..… … .................... -0.3~13V
Operating Junction Temperature Range .....… … … ........… … … … ..… .............. -40°C~ 85°C
Storage Temperature Range ....................… … ......................… … … .............. -65°C~150°C
Power Dissipation
SOT-89 Package ....… ...… .................
0.5W
TO-92 Package.....… … … … .............
0.5W
SOT-23 Package .....… … … … .......… .
0.35W
n TEST CIRCUIT
Refer to the TYPICAL APPLICATION CIRCUIT
2
AIC1727
n ELECTRICAL CHARACTERISTICS (Ta=25°C, C =1
IN
F, COUT=1µF, unless otherwise
specified.)
PARAMETER
Output Voltage
TEST CONDITIONS
No Load
AIC1727-50
AIC1727-45
AIC1727-36
AIC1727-33
AIC1727-30
Output Voltage
Temperature
Coefficiency
(Note 1)
Line Regulation
?Vout
Vout × ?Vin
IL=1mA
AIC1727-50
AIC1727-45
AIC1727-36
AIC1727-33
AIC1727-30
Load Regulation
(Note 2)
AIC1727-50
AIC1727-45
AIC1727-36
AIC1727-33
AIC1727-30
Dropout Voltage
(Note 3)
Ground Current
Note 1:
Note 2:
Note 3:
VIN=5.5~13V
VIN=5.5~13V
VIN=4.0~13V
VIN=4.0~13V
VIN=3.6~13V
MIN.
TYP.
MAX.
4.800
4.320
3.455
3.170
2.880
5.0
4.5
3.6
3.3
3.0
5.200
4.680
3.745
3.430
3.120
±150
VIN=5.5~13V
VIN=5.0~13V
VIN=4.1~13V
VIN=3.8~13V
VIN=3.5~13V
0.3
0.3
0.3
0.3
0.3
30
30
30
30
30
60
60
60
60
60
IL=1mA
AIC1727-50
AIC1727-45
AIC1727-36
AIC1727-33
AIC1727-30
24
26
33
36
40
36
39
50
54
60
IO=0.1mA~50mA
4
7
IL=0.1~50mA
IL=0.1~50mA
IL=0.1~50mA
IL=0.1~50mA
IL=0.1~50mA
V
PPM/°C
0.2
0.2
0.2
0.2
0.2
VIN=7.0V,
VIN=6.5V,
VIN=5.6V,
VIN=5.3V,
VIN=5.0V,
UNIT
%/V
mV
mV
µA
Guaranteed by design.
Regulation is measured at constant junction temperature, using pulse testing with a low ON time.
Dropout voltage is defined as the input to output differential at which the output voltage drops 100mV
below the value measured with a 1V differential.
3
AIC1727
n
TYPICAL PERFORMANCE CHARACTERISTICS
Line Transient Response
5.5V
VIN
Line Transient Response
5.5V
IOUT =1mA
COUT=1µF
4.5V
VIN
3.0V
200mV/DIV
VOUT
4.5V
3.0V
Time (1mS/DIV)
Time (1mS/DIV)
Line Transient Response
VIN
200mV/DIV
VOUT
7.5V
Line Transient Response
7.5V
IOUT=1mA
COUT=1µ F
VIN
5.5V
200mV/DIV
5.0V
IOUT=10mA
COUT=1µ F
VOUT
IOUT=10mA
COUT=1µ F
6.5V
5.0V
200mV/DIV
VOUT
Time (1mS/DIV)
Time (1mS/DIV)
Load Transient Response
Load Transient Response
C OUT =1µF
COUT=1µF
5.0V
5.0V
VOUT
200mV/DIV
VOUT
200mV/DIV
30mA
IOUT
0mA
10mA
Time (1mS/DIV)
IOUT
0mA
Time (1mS/DIV)
4
AIC1727
TYPICAL PERFORMANCE CHARACTERISTICS
(Continued)
Dropout Voltage vs Load Current
Load Transient Response
1800
COUT= 1µF
VOUT=3.0V
1600
3.3V
1400
Dropout Voltage (mV)
5.0V
VOUT
200mV/DIV
50mA
IOUT
0mA
3.6V
1200
1000
4.5V
800
5.0V
600
400
200
0
0
10
Time (1mS/DIV)
30
40
50
Ground Current vs Temperature
6.0
5.5
5
VOUT=3.0V
V OUT=3V
V IN =5V
5.0
4.5
Ground Current ( µA)
4
Ground Current ( µA)
20
Load Current (mA)
Ground Current vs VIN
3.3V
3.6V
3
4.5V
2
4.0
3.5
3.0
2.5
2.0
1.5
1
1.0
5.0V
0.5
0.0
-40
0
0
2
4
6
8
10
12
14
-20
0
20
40
60
80
Temperature ( ° C)
VIN (V)
Ground Current vs Temperature
6.0
5.5
VOUT=5V
VIN =7V
5.0
4.5
Ground Current ( µA)
n
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
-40
-20
0
20
40
60
80
Temperature (°C)
5
AIC1727
n BLOCK DIAGRAM
VOUT
VIN
ERROR
AMP
Reference
Voltage
GND
n PHYSICAL DIMENSIONS
l
SOT-23 (unit: mm)
C
D
L
E
H
θ1
e
A
A2
l
MIN
MAX
A
1.00
1.30
A1
—
0.10
A2
0.70
0.90
b
0.35
0.50
C
0.10
0.25
D
2.70
3.10
E
1.40
1.80
e
A1
b
SYMBOL
1.90 (TYP)
H
2.60
3.00
L
0.37
—
θ1
1°
9°
SOT-23 Marking
Part No.
AIC1727-30CU
AIC1727-33CU
AIC1727-36CU
AIC1727-45CU
AIC1727-50CU
Marking
BJ30
BJ33
BJ36
BJ45
BJ50
6
AIC1727
l
SOT-89 (unit: mm)
D
A
SYMBOL
MIN
MAX
C
A
1.40
1.60
B
0.36
0.48
C
0.35
0.44
D
4.40
4.60
D1
1.62
1.83
E
2.29
2.60
D1
H
E
L
B
e
e1
l
e
1.50 (TYP.)
e1
3.00 (TYP.)
H
3.94
4.25
L
0.89
1.20
SYMBOL
MIN
MAX
A
4.32
5.33
TO-92 (unit: mm)
A
E
L
C
C
e1
D
0.38 (TYP.)
D
4.40
5.20
E
3.17
4.20
e1
L
1.27 (TYP.)
12.7
-
7
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