BD9E101FJ-LB(E2)
7.0V to 36V Input, 1.0A Integrated MOSFET Single Synchronous Buck DC/DC Converter

This product guarantees long life cycle in Industrial market. BD9E101FJ-LB is a synchronous buck switching regulator with built-in power MOSFETs. It is capable of an output current of up to 1.0A. 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
Data Sheet Buy Sample

Product Detail

 
Part Number | BD9E101FJ-LBGE2
Status | Recommended
Package | SOP-J8
Unit Quantity | 2500
Minimum Package Quantity | 2500
Packing Type | Taping
RoHS | Yes

Specifications:

Grade

Industrial

ch

1

Integrated FET / Controller

Integrated FET

Topology

Buck

Synchronous / Nonsynchronous

Synchronous

Vin1(Min.)[V]

7.0

Vin1(Max.)[V]

36.0

Vout1(Min.)[V]

1.0

Vout1(Max.)[V]

25.2

Iout1(Max.)[A]

1.0

SW frequency(Max.)[MHz]

0.57

Light Load mode

No

EN

Yes

PGOOD

No

Operating Temperature (Min.)[°C]

Tj=-40

Operating Temperature (Max.)[°C]

Tj=150

Package Size [mm]

4.9x6 (t=1.65)

Features:

・Long Life Cycle Product for Industrial Applications.
・Synchronous single DC/DC converter.
・Over-Current Protection.
・Short Circuit Protection.
・Thermal Shutdown Protection.
・Undervoltage Lockout Protection.
・Soft Start.

Evaluation
Board

 
    • Evaluation Board
    • BD9E101FJ-EVK-001

    • BD9E101FJ-EVK-001 Evaluation board delivers an output 5.0 volts from an input 7.2 to 36 volts using BD9E101FJ-LB, a synchronous rectification step-down DC/DC converter integrated circuit, with output current rating of maximum 1A. The output voltage can be set by changing the external parts of circuit and the loop-response characteristics also can be adjusted by the phase compensation circuit.

  • User's Guide Design Data Buy
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Design Resources

 

Technical Articles

Schematic Design & Verification

Thermal Design

Tools

Simulations (Login Required)

ROHM Solution Simulator is a new web-based electronic circuit simulation tool that can carry out a variety of simulations, from initial development that involves component selection and individual device verification to the system-level verification stage. This makes it possible to quickly and easily implement complete circuit verification of ROHM power devices and ICs, in simulation circuits under close to actual conditions, significantly reducing application development efforts.
  • BD9E101FJ / Frequency Domain

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 - BD9Exxx-LB

Models

  • BD9E101FJ-LB(E2) SPICE Model

2D/3D/CAD

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