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