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3.6-35V 1ch Buck converter (Controller) - BD9845FV

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.

* This product is a STANDARD grade product and not recommend for on-vehicle devices.
Part Number | BD9845FV-E2
Status | Active
Package | SSOP-B14
Unit Quantity | 2500
Minimum Package Quantity | 2500
Packing Type | Taping
RoHS | Yes

Specifications:

Grade

Standard

ch

1

Integrated FET / Controller

Controller

Buck / Boost / Buck-Boost / Inverting

Buck

Synchronous / Nonsynchronous

Nonsynchronous

Vin1(Min.)[V]

3.6

Vin1(Max.)[V]

35.0

Vout1(Min.)[V]

1.2

Vout1(Max.)[V]

31.5

Iout1(Max.)[A]

1.0

SW frequency(Max.)[MHz]

1.5

Light Load mode

No

EN

Yes

PGOOD

No

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

85

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)