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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.

* This product is a STANDARD grade product and not recommend for on-vehicle devices.
Part Number | BD9848FV-E2
Status | Active
Package | SSOP-B20
Unit Quantity | 2500
Minimum Package Quantity | 2500
Packing Type | Taping
RoHS | Yes

Specifications:

Grade

Standard

ch

2

Integrated FET / Controller

Controller

Buck / Boost / Buck-Boost / Inverting

Buck

Synchronous / Nonsynchronous

Non-synchronous

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

Vin2(Min.)[V]

3.6

Vin2(Max.)[V]

35.0

Vout2(Min.)[V]

1.2

Vout2(Max.)[V]

31.5

SW frequency(Max.)[MHz]

1.5

Light Load mode

No

EN

Yes

PGOOD

No

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

105

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)