UM37512S_15 Datasheet, PDF (6/12 Pages) Union Semiconductor, Inc. – 300mA, Micropower, VLDO Linear Regulator

UM375xx
Electrical Characteristics
V_CC=V_OUT+1V(V_OUT≥1.5V) or V_CC=2.5V(V_OUT≤1.5V),T_A= -40℃ to +85℃.
Symbol
Parameter
Test Conditions
Min Typ
V_IN Input Voltage Range
2.0
V_OUT
Output Voltage
Range
1.2
I_Q
Operating Quiescent
Current
I_OUT=0mA
I_OUT=300mA
50
90
_____________
I__________
SHDN
SHDN Input
Current
_____________
SHDN=V_IN or GND
I_OUT
Output Current
300
Output Voltage
Accuracy
1mA≤I_OUT≤300mA,
T_A= -40℃ to +85℃
-2.5
ΔV_DO
Dropout Voltage
I_OUT=100mA
150
I_LIMT
t
V_IL
V_IH
Output Current Limit
Startup Time
Response
_____________
SHDN Input Low
Voltage
_____________
SHDN Input High
Voltage
R_L=68Ω, C_OUT=1μF
330 450
40
0.6Vcc
Output Voltage TC
100
T_SHDN
Thermal-Shutdown
Temperature
160
ΔT_SHDN
Thermal-Shutdown
Hysteresis
35
Line Regulation
(V_OUT＞4.0V)
Line Regulation
(V_OUT≤4.0V)
Load Regulation
(V_OUT＞4.0V)
Load Regulation
(V_OUT≤4.0V)
V_OUT+0.3V≤V_IN≤6.0V or
V_IN>2.5V
I_OUT=10mA
V_IN=V_OUT+1V or V_IN>2.5V
1mA≤I_OUT≤300mA
10Hz to 100kHz ^UM37512
170
Output Voltage Noise
C_IN=1μF,
UM37533
250
I_OUT=10mA _UM37550
295
Power Supply Ripple
f=100Hz 40
Rejection
PSRR
(V_OUT＞4.0V)
Power Supply Ripple
Rejection
V_IN=V_OUT+1V
or V_IN>2.5V
I_OUT=100mA
f=10kHz
f=100Hz
30
60
(V_OUT≤4.0V)
f=10kHz 30
ESD Rating
Human Body Mode
2
Max
6
5.0
120
130
1
+2.5
200
700
0.4
0.5
0.3
1.2
0.6
Unit
V
V
μA
μA
mA
%
mV
mA
μs
V
V
ppm/℃
℃
℃
%/V
%
μV_RMS
dB
kV
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http://www.union-ic.com Rev.06 Dec.2014
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