SGM6232 Datasheet, PDF (6/14 Pages) SG Micro Corp – 1.4MHz Step-Down Converter

SGM6232
2A, 38V, 1.4MHz Step-Down Converter
TYPICAL PERFORMANCE CHARACTERISTICS
VIN = 12V, CIN = 22µF, COUT = 47µF and TA = +25°C, unless otherwise noted.
Startup Through Enable
Startup Through Enable
VEN
VOUT
VSW
IL
No Soft-Start Cap,
V_OUT = 3.3V, I_OUT = 1.5A
(Resistance Load)
Time (400μs/div)
Load Transient Response
V_OUT
AC Coupled
VEN
VOUT
VSW
IL
V_EN
C4 = 0.1μF,
V_OUT = 3.3V, I_OUT = 1.5A
(Resistance Load)
Time (4ms/div)
Shutdown Through Enable
IL
I_LOAD
V_OUT = 3.3V, I_OUT = 1A to 2A Step
Time (100μs/div)
Steady State Operation
V_OUT
AC Coupled
V_OUT
VSW
IL
V_OUT = 3.3V, I_OUT = 1.5A
(Resistance Load)
Time (200μs/div)
VSW
I_L
VOUT = 1.8V, IOUT = 1.5A
Time (400ns/div)
SG Micro Corp
6
www.sg-micro.com