AME, Inc.
1A Low Dropout
Positive Voltage Regulator
AME1117
nAdvanced Applications (contd.)
Adjustable Output Voltage
VIN = 5V
* VO = 1.5 - 3.45V
VIN
VOUT
AME1117
ADJ
R1
1K
10mF
10mF
**
10mF
R2
2K
R2
Note: * VOUT = VREF ( 1 +
) + IADJ x R2
R1
** Optional for improved ripple rejection
Paralleling Regulators
VIN
VOUT
VIN
VOUT
AME1117
* 20mW
IO = 0 to 2A
GND
10mF
10mF
VIN
VOUT
AME1117
* 20mW
GND
Note: * 20mW is ballast resistance
The inter - connection of #18 wire could act as ballast resistance
Rev.S.02
12