TB7107FN Datasheet, PDF (13/15 Pages) Toshiba Semiconductor – Buck DC-DC Converter IC

Startup Characteristics
(Internal Soft-Start Time)
VIN = 12 V
VOUT = 3.3 V
Ta = 25°C
L = 10μH
COUT = 10 μF
×2
Output voltage: VOUT (1V/div)
EN input voltage: VEN:L→H
200 μs/div
Load Response Characteristics
VIN = 12V , VOUT = 3.3 V , Ta = 25°C
L = 10 μH , COUT = 10 μF ×2
Output voltage: VOUT (200 mV/div)
Output current: IOUT :
(10mA→2A→10mA)
200 μs/div
TB7107FN
Startup Characteristics
(C_SS = 0.1 μF)
VIN = 12V
VOUT = 3.3 V
Ta = 25°C
L = 10 μH
COUT = 10 μF
×2
Output voltage: VOUT (1V/div)
EN input voltage: VEN:L→H
4 ms/div
Load Response Characteristics
VIN = 12 V , VOUT = 1.2 V , Ta = 25°C
L = 10 μH , COUT = 10 μF ×2
Output voltage: VOUT (100 mV/div)
Output current: IOUT :
(1A→2A→1A)
200 μs/div
13
2011-11-05