AP3402 Datasheet, PDF (6/10 Pages) Diodes Incorporated – 1.0MHZ, 2A STEP-DOWN DC-DC BUCK CONVERTER

Performance Characteristics (@TA = +25ºC, VIN = 5.0V, VOUT = 1.8V, unless otherwise specified.)
AP3402
Enable Turn on Characteristic (IOUT=2A)
VEN
(2V/div)
VOUT
(1V/div)
VPG
(2V/div)
IL
(2A/div)
Time (5ms/div)
Short Current Protection (IOUT=2A)
Enable Turn off Characteristic (IOUT=2A)
VEN
(2V/div)
VOUT
(1V/div)
VPG
(2V/div)
IL
(2A/div)
Time (200µs/div)
SCP Recovery (IOUT=2A)
VOUT
(1V/div)
IL
(2A/div)
VSW
(5V/div)
Time (50ms/div)
Load Transient (IOUT=0.1A to 2A)
VOUT
(1V/div)
IL
(2A/div)
VSW
(5V/div)
Time (50ms/div)
Load Transient (IOUT=1A to 2A)
VOUT_AC
(100mV/div)
IOUT
(1A/div)
Time (100µs/div)
VOUT_AC
(100mV/div)
IOUT
(1A/div)
Time (100µs/div)
AP3402
Document number: DS36623 Rev. 3 - 2
6 of 10
www.diodes.com
August 2015
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