RT9182
Typical Application Circuit
Chip Enable
3
Chip Enable
EN2
VOUT2
EN1
VOUT1
4
6
1
V
OUT2
2.2uF
2.2uF
RT9182
VIN
GND
2
5
V
OUT1
V
IN
2.2uF
Functional Pin Description
Pin No.
1
2
3
4
5
6
Pin Name
VOUT2
GND
EN2
EN1
VIN
VOUT1
Note
Note
Pin Function
Channel 2 Output Voltage
Common Ground
Chip Enable (Active High)
Chip Enable (Active High)
Supply Input
Channel 1 Output Voltage
Note: If EN1 and EN2 are both low, both regulators and the reference turn off.
Function Block Diagram
Current Limit
VIN
-
+
Thermal Protection
Current Limit
V
REF
-
+
VOUT1
VOUT2
GND
EN1
Bias
EN2
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2
DS9182-18 April 2008