RT9010
Typical Application Circuit
100K
VIN
1uF
6
VIN
POR 3
RT9010
Chip Enable 5 EN
VOUT 1
4 SET
CDELAY
GND 2
POR
VOUT
1uF
Functional Pin Description
Pin No. Pin Name
Pin Function
1
VOUT
2
GND
3
POR
4
SET
5
EN
6
VIN
Output Voltage.
Common Ground.
Power-On Reset Output : Open-drain output. Active low indicates an
output under voltage condition on regulator.
Delay Set Input. Connect external capacitor to GND to set the internal
delay.
Chip Enable (Active High).
Supply Input Voltage.
Function Block Diagram
EN
0.2uA
Shutdown
and
Logic Control
VREF
+
Error
Amplifier
MOS Driver
Current Limit
and
Thermal
Protection
SET
POR & Delay
VIN
VOUT
GND
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2
DS9010-03 August 2007