ISL78302 Datasheet, PDF (2/11 Pages) Intersil Corporation – Dual LDO with Low Noise, High Performance and Low IQ

Block Diagram
ISL78302
VIN
LDO
ERROR
AMPLIFIER
VREF
TRIM
POR
COMPARATOR
LDO-1
IS1 QEN1 1V
LDO-2
VO1
VO2
VO1
~1.0V
VO2
VOK1
POR1
VOK2
POR2
VO1
EN1
EN2
CBYP
CONTROL
LOGIC
UVLO
BANDGAP AND
TEMPERATURE
SENSOR
VOLTAGE
REFERENCE
GENERATOR
1.00V
0.94V
0.90V
VOK2
POR2
DELAY
VOK1
POR1
DELAY
Pin Configuration
CPOR
GND
ISL78302
(10 LD 3X3 DFN)
TOP VIEW
VIN 1
EN1 2
EN2 3
CBYP 4
CPOR ⁵
10 VO1
9 VO2
8 _POR2
7 POR1
6 GND
POR2
VO2
POR1
2
FN7696.0
January 28, 2011