BD9845FV
3.6-35V 1ch Buck converter (Controller)
BD9845FV
3.6-35V 1ch Buck converter (Controller)
BD9845FV is an IC containing a circuit of switching regulator controller by pulse width modulation system. This circuit 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.
For Automotive usage, please contact Sales.
Product Detail
Specifications:
ch
1
Integrated FET / Controller
Controller
Topology
Buck
Synchronous / Nonsynchronous
Non-synchronous
Vin1(Min.)[V]
3.6
Vin1(Max.)[V]
35
Vout1(Min.)[V]
1.2
Vout1(Max.)[V]
31.5
Iout1(Max.)[A]
1
SW frequency(Max.)[MHz]
1.5
Light Load mode
No
EN
Yes
PGOOD
No
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
85
Package Size [mm]
5x6.4 (t=1.35)
Features:
・High voltage resistance input (Vcc=35V)・FET driver circuit is contained (step-down circuit 1 output).
・Error amplifier reference voltage (1.0V±1%) and REG output circuit (2.5V) are contained.
・Over current detection circuit is contained.
・Soft start and pause period can be adjusted.
・Three modes of standby, master, and slave can be switched. (ices=0μA typ in standby mode.)
・ON / OFF control is enabled independently for each channel. (DT terminal)
