3.6-35V 2ch Buck converter (Controller) - BD9848FV | ROHM Semiconductor - ROHM Co., Ltd. - global
3.6-35V 2ch Buck converter (Controller) - BD9848FV
BD9848FV is an IC containing two circuits of switching regulator controller by pulse width modulation system. Both of two circuits can be used for step-down DC/DC converter operation. In addition, the package is designed compact, and is optimum for compact power supply for many kinds of equipment.
Integrated FET / Controller
Buck / Boost / Buck-Boost / Inverting
Synchronous / Nonsynchronous
Light Load mode
Operating Temperature (Min.)[°C]
Operating Temperature (Max.)[°C]
Features:・High voltage resistance input (Vcc=35V)
・FET driver circuit is contained (step-down circuit 2 output).
・Error amplifier reference voltage (1.0V±1%) and REG output circuit (2.5V) are contained.
・Over current detection circuit is contained. (Continuous detection of 5 cycles)
・Soft start and pause period can be adjusted.
・Three modes of standby, master, and slave can be switched. (Iccs = 0μA typ in standby mode.)
・ON / OFF control is enabled independently for each channel. (DT terminal)