Performance Characteristics (Cont.)
VIN
500mV/div
VREFEN
50mV/div
VOUT
20mV/div
Source Load Transient (DDR-III)
(CIN=COUT=10µF, IOUT=0A to 1.75A,
VIN=1.5V, VREFEN=0.75V, VCNTL=3.3V)
IOUT
1A/div
Time 100µs/div
Source Load Transient (DDR-IV)
(CIN=COUT=10µF, IOUT=0A to 1.75A,
VIN=1.2V, VREFEN=0.6V, VCNTL=3.3V)
A Product Line of
Diodes Incorporated
AP2303
VIN
500mV/div
VREFEN
50mV/div
VOUT
20mV/div
IOUT
1A/div
Sink Load Transient (DDR-III)
(CIN=COUT=10µF, IOUT=0A to -1.75A,
VIN=1.5V, VREFEN=0.75V, VCNTL=3.3V)
Time 100µs/div
Sink Load Transient (DDR-IV)
(CIN=COUT=10µF, IOUT=0A to -1.75A,
VIN=1.2V, VREFEN=0.6V, VCNTL=3.3V)
VIN
500mV/div
VREFEN
50mV/div
VOUT
20mV/div
IOUT
1A/div
VIN
500mV/div
VREFEN
50mV/div
VOUT
20mV/div
IOUT
1A/div
Time 100µs/div
VREFEN Power On
(CIN=COUT=10µF, RLOAD=5Ω, VCNTL=5V)
VOUT
500mV/div
VIN
1V/div
VREFEN
500mV/div
IOUT
200mA/div
Time 100µs/div
VREFEN Power Off
(CIN=COUT=10µF, RLOAD=5Ω, VCNTL=5V)
VOUT
500mV/div
VIN
1V/div
VREFEN
500mV/div
IOUT
200mA/div
Time 100µs/div
AP2303
Document number: DS36546 Rev. 3 - 2
7 of 15
www.diodes.com
Time 100µs/div
September 2014
© Diodes Incorporated