BL8067

BL8067
300mA High PSRR, Fast Response Linear Regulator
DESCRIPTION
FEATURES
BL8067 series is a group of positive voltage
output, low power consumption, low dropout
voltage regulator.




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BL8067 can provide output value in the range of
1.0V~4.5V every 0.1V step. It also can be
customized on command.
BL8067 includes high accuracy voltage reference,
error amplifier, current limit circuit and output
driver module with discharge capability.


BL8067 has excellent load and line transient
response and good temperature characteristics,
which can assure the stability of chip and power
system. And it uses trimming technique to
guarantee output voltage accuracy within ±2%.
Low Power Consumption: 50uA (Typ.)
Low output noise (47uVRMS)
Standby Mode: 0.1uA
Low dropout Voltage: [email protected] (Typ.)
High Ripple Rejection: [email protected] (Typ.)
Low Temperature Coefficient: ±100ppm/C
Excellent Line regulation: 0.05%/V
Build-in chip enable and discharge circuit
Output Voltage Range: 1.0V~4.5V
(customized on command every 0.1V step)
Highly Accurate: ±2%
Output Current Limit
APPLICATIONS

BL8067 is available in SOT23-5 and DFN1x1-4
packages which are lead free.
Power source for cellular phones and various
kind of PCSs
 Battery Powered equipment
 Power Management of MP3, PDA, DSC,
Mouse, PS2 Games
 Reference Voltage Source
 Regulation after Switching Power
TYPICAL APPLICATION
ELECTRICAL CHARACTERISTICS
Load Regulation
(Vout=1.1V)
1.2
VDD
Cin
CE
VOUT
BL8067
LC1479
Output
1.0
Cout
Vout (V)
Input
GND
On/Off
0.8
0.6
0.4
Vin=5.0V
Vin=2.1V
Vin=1.8V
Vin=1.5V
0.2
NOTE: Input capacitor (Cin=1uF) and Output capacitor
(Cout=1uF) are recommended in all application circuit.
0.0
0
0.1
0.2
Iout (A)
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1
0.3
BL8067
ORDERING INFORMATION
BL8067 □
1□
2□
3□
4
Code
PIN CONFIGURATION
Description
Product Classification
Temperature&Rohs:
C:-40~85C ,Pb Free Rohs Std.
A: short circuit current >100mA
Package type:
B5: SOT-23-5
KE: DFN1x1-4
Packing type:
TR:Tape&Reel (Standard)
Output voltage:
e.g. 15=1.5V
18=1.8V
45=4.5V
1
□
2
□
3
□
4
□
F : Product Code
X: Output Voltage
ZZ: Date Code
Product Classification
BL8067CKETR□□
XX: Output Voltage
MARKING DESCRIPTON
F : Product Code
X: Output Voltage
Vout
Code
Vout
Code
Vout
Code
1.0V
0
2.3V
3
3.6V
6
1.1V
1
2.4V
4
3.7V
7
1.2V
2
2.5V
5
3.8V
8
1.3V
3
2.6V
6
3.9V
9
1.4V
4
2.7V
7
4.0V
0
1.5V
5
2.8V
8
4.1V
1
1.6V
6
2.9V
9
4.2V
2
1.7V
7
3.0V
0
4.3V
3
1.8V
8
3.1V
1
4.4V
4
1.9V
9
3.2V
2
4.5V
5
2.0V
0
3.3V
3
2.1V
1
3.4V
4
2.2V
2
3.5V
5
Vss
Vin
Vout
CE
NC
Z: The Year of manufacturing,”1” stands for year
2011,”2” stands for year 2012,and “8” stands for year
2018.
Z: The week of manufacturing. ”A” stands for week
1,”Z” stands for week 26,” A ” stands for week 27,” Z ”
stands for week 52.
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BL8067CB5TR□□
2
Ground Pin
Supply Voltage Input
Output Voltage
Chip Enable
No Connection
BL8067
ABSOLUTE MAXIMUM RATING
Parameter
Value
Max Input Voltage
Operating Junction Temperature(Tj)
Output Current
Ambient Temperature(Ta)
SOT-23-5
Package Thermal Resistance (jA)
SOT-23-5
Power Dissipation
DFN1x1-4
Storage Temperature(Ts)
Lead Temperature & Time
8V
125C
300mA
-40C –85C
220C / W
250mW
600mW
-40C -150C
260C,10S
Note:
1) Heat Sink Area of PCB for DFN1x1-4 is recommended at least 2.5mmx4mm.
2) Package Thermal Resistance value can be affected by PCB design, outside radiator, ambient airflow, operating
power, it just shows for reference.
3) Exceed these limits to damage to the device.
4) Exposure to absolute maximum rating conditions may affect device reliability.
RECOMMENDED WORK CONDITIONS
Item
Min
Input Voltage Range
Ambient Temperature
Recommended
1.5
-40
Max.
Unit
6
85
V
C
ELECTRICAL CHARACTERISTICS
(Test Conditions: Cin=1uF,Cout=1uF,TA=25C, unless otherwise specified. )
BL8067, For Arbitrary Output Voltage
Symbol
Parameter
Vin
Input Voltage
Vout
Iout (Max.)
Vdrop
Output
Voltage
VOUT>1.5V
VOUT<=1.5V
Maximun Output Current
Dropout
Voltage,Vout=1.1V
**
Vout
Vin  Vout
Vout /
Iout
Min
Vin=Set Vout+1V
1mA≤Iout≤30mA
1.5*
Vout
x0.98
Vout
-0.03
300
Vin-Vout=1V
Iout=200mA
Iout=300mA
Typ
Max
Units
V
Vout
6
Vout
X1.02
Vout
+0.03
V
470
600
600
800
mA
mV
mV
Line Regulation
Iout=10mA
1.8V≤Vin≤6V
0.05
0.2
%/V
Load Regulation
Vin=Set Vout+1V
1mA≤Iout≤300mA
50
80
mV
50
120
uA
0.1
1.0
uA
Iss
Supply Current
Istandby
Supply Current (Srandby)
Vout
T  Vout
Output Voltage
Temperature Coefficiency
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Conditions
Vin=Set Vout+1V
Vin=Set Vout+1V
Vce=GND
Iout=30mA
3
±100
ppm/C
BL8067
PSRR
Ripple Rejection
Ilim
Rdischarge
Vceh
Vcel
en
Current Limit
Discharge Resistor
CE Input Voltage “H”
CE Input Voltage “L”
Output Noise
F=1KHz, Ripple=0.5Vp-p
Vin=Set Vout+1V
70
dB
500
CE=0, Vout=3.0V
150
0.95
0
BW=10Hz~100kHz
Vin
0.25
47
mA
ohm
V
V
uVrms
Note:
* Iout=100mA @Vout=1.0V - 1.2V
** Vdrop=Vin1-(Vout2*0.98) Vout2 is the output voltage when Vin=Vout1+1.0V and Iout=300mA. Vin1 is the input
voltage at which the output voltage becomes 98% of Vout1 after gradually decreasing the input voltage.
BLOCK DIAGRAM
EXPLANATION
BL8067 series is a group of positive voltage output, low noise, low power consumption, low dropout
voltage regulator.
BL8067 can provide output value in the range of 1.0V~4.5V every 0.1V step. It also can be customized on
command.
BL8067 includes high accuracy voltage reference, error amplifier, current limit circuit and output driver
module.
BL8067 has excellent load and line transient response and good temperature characteristics, which can
assure the stability of chip and power system. And it uses trimming technique to guarantee output voltage
accuracy within±2%.
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4
BL8067
TYPICAL PERFORMANCE CHARACTERISTICS
Load Regulation
Load Regulation
(Vout=1.2V)
1.2
1.4
1.0
1.2
1.0
0.8
Vout (V)
Vout (V)
(Vout=1.1V)
0.6
0.4
0.0
0
0.1
0.2
0.6
0.4
Vin=5.0V
Vin=2.1V
Vin=1.8V
Vin=1.5V
0.2
0.8
Vin=5.0V
Vin=2.2V
Vin=1.8V
Vin=1.5V
0.2
0.0
0.3
0
0.1
Iout (A)
0.2
0.3
Iout (A)
Load Regulation
Load Regulation
(Vout=1.5V)
(Vout=1.1V)
1.2
1.6
1.4
1.0
1.0
Vout (V)
Vout (V)
1.2
0.8
0.6
0.2
0.0
0.6
0.4
Vin=5.0V
Vin=2.5V
Vin=2.0V
Vin=1.8V
0.4
0.8
T=-40
T=25
T=85
0.2
0.0
0
0.1
0.2
0.3
0
1
2
Iout (A)
800
1.4
700
1.2
600
1.0
500
0.8
0.6
Vout=1.0V
Vout=1.1V
Vout=1.2V
Vout=1.5V
0.4
0.2
2
3
6
4
5
400
300
T=-40
T=25
T=85
100
0
0
6
100
200
Iout (mA)
Vin (V)
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5
200
0.0
1
4
Dropout Voltage
Dropout (mV)
Vout (V)
Line Regulation
1.6
0
3
Vin (V)
5
300
BL8067
Vout vs. Temperature
Iq
1.2
120
110
1.0
100
90
0.8
Vout (V)
Iq (uA)
80
70
60
0.6
50
0.4
40
30
0.2
T=-40
T=25
T=85
20
10
0
0
1
2
3
4
5
0.0
-40
6
0
40
80
120
Temperature (C)
Vin (V)
CE Chip Enable Response
(Orange: Vin; Blue: CE; Green: Vout)
Line Transient Response
Load Transient Response
Vout=1.1V, Iout=10mA
(Orange: Vin; Green: Vout)
Vin=2.1V, Vout=1.1V, Iout=1-100mA
(Pink: Iout; Green: Vout)
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160
BL8067
PACKAGE OUTLINE
Package
SOT-23-5
Package Dimension:
Devices per reel
3000Pcs
Unit
mm
Package
DFN1x1-4
Package dimension:
Devices per reel
5000Pcs
Unit
mm
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