LP2950_05 Datasheet, PDF (3/7 Pages) Unisonic Technologies – 100 mA LOW-DROPOUT VOLTAGE REGULATOR

LP2950/2951
LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage
V_CC
-0.3 ~ +30
V
Feedback Voltage
V_FB
-1.5 ~ +30
V
Shutdown Voltage
V_SHDN
-0.3 ~ +30
V
Operation Junction Temperature
T_J
-40 ~ +125
°C
Storage Temperature
T_STG
-65 ~ +150
°C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.



Absolute maximum ratings are stress ratings only and functional device operation is not implied.
ELECTRICAL CHARACTERISTICS
(T_J=25°C, V_IN=6V, I_L=100µA, C_L=1µF, unless otherwise specified.)
For All Version:
PARAMETER
SYMBOL
TEST CONDITION
MIN TYP MAX UNIT
Output Voltage
Output Voltage
V_OUT
T_J=25°C (Note 1)
-25°CÙT_JÙ+85°C(Note 1)
V_OUT×0.98 V_OUT V_OUT×1.02 V
V_OUT×0.98 V_OUT V_OUT×1.02 V
V_OUT 100µAÙI_LÙ100mA, T_JÙT_J(max) V_OUT×0.98 V_OUT V_OUT×1.02 V
Output Voltage Temperature
Coefficient
Line Regulation
Load Regulation
Dropout Voltage
Ground Current
Dropout Ground Current
Current Limit
Output Noise (10Hz ~ 100KHz)
(Bypass=0.01µF pins 7 to 1
(LP2951))
TcVo
ȐV_OUT
ȐV_OUT
V_D
I_G
I_LIMIT
eN
6VÙV_INÙ30V
100µAÙI_LÙ100 mA
I_L=100µA
I_L=100mA (Note 2)
I_L=100µA
I_L=100mA
V_IN=4.5V,I_L=100µA
V_OUT=0
C_L=1µF
C_L=200µF
C_L=3.3µF
20
100 ppm/°C
0.03 0.1
0.2
%
0.04 0.1
0.2
%
50
80
150
380 450 600
mV
75
120 140
µA
8
12
14
mA
110 170 200
µA
160 200 220
mA
430
160
µV
100
For UTC LP2951 8-Pin Version Only

PARAMETER
SYMBOL
TEST CONDITION
MIN TYP MAX UNIT
Reference Voltage
Reference Voltage
Feedback pin Bias Current
V_REF
V_REF
I_FB
Over temperature(Note 4)
1.22 1.235 1.25
V
1.19
1.27
V
20
40
nA
Reference Voltage Temperature
Coefficient
V_REF(TC)
50
ppm/°C
Feedback Bias Current
Temperature Coefficient
I_FB(TC)
0.1
nA/°C
Error Comparator
Output Leakage Current
Output Low Voltage
Threshold Voltage
Upper
Lower
Hysteresis
I_O(LEAK)
V_OL
V_THU
V_THL
V_HYS
V_OH=30V
V_IN=4.5V, I_OL=400µA
(Note 3)
(Note 3)
(Note 3)
1
µA
250
mV
3.2
%VO
7.6
%VO
15
mV
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
3 of 7
QW-R102-001,J