LM37101RS-2.5 查看數據表（PDF） - HTC Korea
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LM37101RS-2.5 Datasheet PDF : 11 Pages
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1A Low-Voltage Low-Dropout Regulator
LM37101/37102
ELECTRICAL CHARACTERISTICS
VIN= VOUT +1V; VEN = 2.25V; TJ = 25°C, bold values indicate -40°C ≤ TJ ≤ +125°C; unless noted
Symbol
Parameters
Condition
Min. Typ.
VOUT
Output Voltage
10mA
-1
10mA ≤ IOUT ≤ 1A, VOUT+1V ≤ VIN ≤8V
-2
Line Regulation
IOUT=10mA, VOUT +1V ≤ VIN ≤ 16V
0.06
Load Regulation
VIN= VOUT +1V, 10mA ≤ IOUT ≤ 1A
0.2
ΔVOUT/ΔT
Output Voltage Temp.
Coefficient (Note 4)
40
IOUT=100mA, ΔVOUT = -1%
170
VDO
Dropout Voltage (Note 5)
IOUT=500mA, ΔVOUT = -1%
315
IOUT=750mA, ΔVOUT = -1%
390
IOUT=1A, ΔVOUT = -1%
470
IGND
Ground Current (Note 6)
IOUT(lim) Current Limit
Enable Input
VEN
Enable Input Voltage
IEN
Enable Input Current
IOUT=100mA, VIN= VOUT+1V
IOUT=500mA, VIN= VOUT+1V
IOUT=750mA, VIN= VOUT+1V
VOUT=0V, VIN=VOUT+1V
logic low (off)
logic high (on)
VEN=2.25V
VEN=0.8V
700
4
7
1.8
2.25
1
15
Delay time to
TEN
Nominal Output Voltage
(Note 7)
Flag Output
IFLG (leak)
VFLG (do)
Output Leakage
Current
Output Low Voltage
(Note 8)
IOUT =10mA, VIN =VOUT +1V,
VEN =0V to VIN
IOUT =500mA, VIN =VOUT +1V,
VEN =0V to VIN
IOUT =1.0A, VIN =VOUT +1V,
VEN =0V to VIN
VOH=16V
VIN=0.9.VOUT NOMINAL, IOL=250μA
50
250
350
0.01
240
VFLG
Low Threshold
High Threshold
Hysteresis
% of VOUT
% of VOUT
93
1
Max.
1
2
0.5
1
100
210
250
500
570
630
2.5
Unit
%
%
%
%
ppm/ °C
mV
mV
mV
mV
mV
mV
μA
mA
mA
A
0.8
V
V
30
μA
75
μA
2
μA
4
μA
500
2000
μs
3000
1
μA
2
μA
300
mV
400
mV
%
99.2
%
%
Nov. 2011 – R1.1
-4 -
HTC
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