BD9E302EFJ
7.0V to 28V Input, 3A Integrated MOSFET Single Synchronous Buck DC/DC Converter

BD9E302EFJ is a synchronous buck switching regulator with built-in power MOSFETs. High efficiency at light load with a SLLM™ (Simple Light Load Mode). It is most suitable for use in the equipment to reduce the standby power is required. It is a current mode control DC/DC converter and features high-speed transient response. Phase compensation can also be set easily.

Data Sheet Buy * Sample *
* This is a standard-grade product.
For Automotive usage, please contact Sales.

Product Detail

 
Part Number | BD9E302EFJ-E2
Status | Recommended
Package | HTSOP-J8
Unit Quantity | 2500
Minimum Package Quantity | 2500
Packing Type | Taping
RoHS | Yes

Specifications:

Grade

Standard

ch

1

Integrated FET / Controller

Integrated FET

Topology

Buck

Synchronous / Nonsynchronous

Synchronous

Vin1(Min.)[V]

7.0

Vin1(Max.)[V]

28.0

Vout1(Min.)[V]

1.0

Vout1(Max.)[V]

19.6

Iout1(Max.)[A]

3.0

SW frequency(Max.)[MHz]

0.55

Light Load mode

Yes

EN

Yes

PGOOD

No

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

85

Package Size [mm]

4.9x6 (t=1)

Features:

  • Synchronous single DC/DC converter
  • SLLM™ control (Simple Light Load Mode)
  • Over current protection
  • Short circuit protection
  • Thermal shutdown protection
  • Under voltage lockout protection
  • Soft start
  • Reduce external diode
  • HTSOP-J8 package

Evaluation
Board

 
    • Evaluation Board
    • BD9E302EFJ-EVK-001
    • BD9E302EFJ-EVK-001 Evaluation board delivers an output 5 volts from an input 7.2 to 28 volts using BD9E302EFJ, a synchronous rectification step-down DC/DC converter integrated circuit, with output current rating of maximum 3A. It adopts a SLLM™ (Simple Light Load Mode) control system which can operate low power consumption in light load condition.

  • User's Guide Purchase Inquiry

Design Resources

 

Technical Articles

Tools

Calculation Tools

This Calculation Sheet supports the application circuit design of switching regulators. The sheet has formulas necessary for determining peripheral parts. You can easily determine the circuit parameters that meet the desired characteristics by setting the values according to the guidance.
  • Calculation-sheet for the circuit theoretical formula - BD9E302EFJ/BD9E303EFJ-LB

Models

2D/3D/CAD

  • HTSOP-J8 Footprint / Symbol
  • HTSOP-J8 3D STEP Data