SC1452(2000) View Datasheet(PDF) - Semtech Corporation
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SC1452 Datasheet PDF : 7 Pages
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DUAL 150mA LDO REGULATOR WITH
PROGRAMMABLE RESET
SC1452
PRELIMINARY - August 7, 2000
ABSOLUTE MAXIMUM RATINGS
Parameter
Symbol
Maximum
Units
Input Supply Voltage
Enable Input Voltage
Operating Ambient Temperature Range
Operating Junction Temperature Range
Storage Temperature
Thermal Resistance Junction to Ambient
Thermal Resistance Junction to Case
ESD Rating (Human Body Model)
VIN
VEN
TA
TJ
TSTG
θJA
θJC
ESD
-5 to +7
-5 to +VIN
-40 to +85
-40 to +125
-60 to +150
113
42
2
V
V
°C
°C
°C
°C/W
°C/W
kV
ELECTRICAL CHARACTERISTICS
Unless specified: TA = 25°C, VIN = VOUT + 1V, IOUTA = IOUTB = 1mA, COUT = 1.0 µF, VENA = VENB = VIN. Values in bold apply over full operating
temperature range.
Parameter
Symbol
Condition
Min Typ Max Units
IN
Input Supply Voltage
Quiescent Current
VIN
2.5
6.5 V
IQ
VENA = 0V, VENB = VIN, IOUTB = 150mA or
90 150 µA
VENB = 0V, VENA = VIN, IOUTA = 150mA
200
VENA = VENB = VIN, IOUTA = IOUTB = 150mA
150 240 µA
300
VENA = VENB = 0V (OFF)
0.5 1 µA
2
OUTA, OUTB
Output Voltage
Line Regulation
VOUT
IOUT = 1mA
-1% VOUT +1% V
0mA ≤ IOUT =≤ 150mA, VOUT +1V ≤=VIN ≤=5.5V -2%
+2%
REG(LINE)
VOUT + 1V ≤ VIN ≤ 5.5V, IOUT = 1mA
5 10 mV
12
Load Regulation
REG(LOAD)
0.1mA ≤=IOUT ≤=150mA
-5 -15 mV
-30
Dropout Voltage
VD
IOUT = 1mA
IOUT = 50mA
1.1
mV
55 75 mV
120
IOUT =150mA
165 250 mV
300
Current Limit
ILIM
400
mA
© 2000 SEMTECH CORP.
2
652 MITCHELL ROAD NEWBURY PARK CA 91320
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