EA4533BYH Datasheet, PDF (16/17 Pages) Active-Semi, Inc – Wide-Input Sensorless CC/CV Step-Down DC/DC Converter

ACT4533A/B
Rev 0, 14-Aug-13
TYPICAL PERFORMANCE CHARACTERISTICS CONT’D
(Schematic as show in Figure 9, Ta = 25°C, unless otherwise specified)
Output Short test
VIN = 24V
VOUT = 5V
IISET = 2.65A
Output Short Recovery
VIN = 12V
VOUT = 5V
IISET = 2.65A
CH1
CH1
CH2
CH1: VOUT, 2V/div
CH2: IL, 1A/div
TIME: 100µs//div
Output Short Recovery
VIN = 24V
VOUT = 5V
IISET = 2.65A
CH1
CH2
CH1: VOUT, 2V/div
CH2: IL, 1A/div
TIME: 400µs//div
EN/OVP Test
CH2
CH1: VOUT, 2V/div
CH2: IL, 1A/div
TIME: 400µs//div
OVP Test (Start up with FB=0)
VIN = 12V
VOUT = 5V
IISET = 2.65A
CH1
CH2
CH1: VIN, 5V/div
CH2: VOUT, 2V/div
TIME: 10ms//div
CH1
CH2
CH1: VEN/OVP, 1V/div
CH2: VOUT, 2V/div
TIME: 20ms//div
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