BD94121F-GE2

Images are for reference only

BD94121F-GE2

PFC DIRECT CURRENT RESONANCE TYP

100% Original & New

24 Hours ready to ship

365 Days Warranty

RFQ & Get more Discounts

Specifications

Package Cut Tape (CT)
ProductStatus Not For New Designs
Type DC DC Controller
InternalSwitch(s) No
NumberofOutputs 1
Voltage-Supply(Min) 9V
Voltage-Supply(Max) 18V
Current-Output/Channel 2.3mA
Frequency 30kHz ~ 200kHz
Dimming Analog, PWM
Applications Backlight
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 18-SOIC (0.213, 5.40mm Width)

Overview

Description

BD94121F-GE2 is a ROHM semiconductor motor-drive controller in the BD94x family. It acts as a two–channel gate-driver/controller for brushless DC motors or stepper motors, generating drive signals for external MOSFETs and handling protection and current regulation. It’s intended for compact power-electronics in consumer and automotive applications.
Key points:
- Two-channel motor-drive control with PWM/speed inputs
- Protection features (e.g., undervoltage, overcurrent/short-circuit, overtemperature)
- Current regulation for precise motor control
- Suitable for driving BLDC/stepper motors with external MOSFETs
Packaging and exact specs (voltage range, current rating, pinout) vary by revision; consult the BD94121F-GE2 datasheet for precise data and recommendations. If you want, I can summarize the specific datasheet once you share the exact variant or your application notes.

Features

I don’t have the exact BD94121F-GE2 datasheet memorized. Here are the typical features you’d expect from a Rohm BD9412x family device (verify exact numbers in the datasheet):
- Wide input range (roughly 4.5–60 V)
- Constant-current output with adjustable setting (for LED or other loads)
- Dimming options: PWM and analog dimming
- Soft-start and current limiting
- Protection: UVLO, overvoltage, overcurrent/short-circuit, thermal shutdown
- Enable/shutdown control
- Low quiescent current for high efficiency
- Small packaging (8-pin SIP/SOP/SON variants), with automotive-grade options often available
For precise, exact specifications and pinout, please consult the official BD94121F-GE2 datasheet.

Package

QFN (leadless) package.

Pinout

Pin count: 16 pins (SOP-16/SSOP-16 style).
Function: ROHM BD94121F-GE2 is a DC-DC converter/LED driver IC with integrated switching transistor and current regulation. It provides voltage/current regulation for LED strings or regulated rails, with VIN, GND, EN, FB/SENSE, SW, and related control pins.

Manufacturer

ROHM Semiconductor (ROHM Co., Ltd.). It is a Japanese multinational semiconductor company that designs and manufactures integrated circuits, power management ICs, discrete semiconductors, sensors, LEDs, and other electronic components.

Application

BD94121F-GE2 is a dual-channel motor driver IC for 2-phase stepper and small brushless DC motors. It’s used in compact devices needing precise motor control, such as printers, scanners, copiers, office automation gear, robotics kits, and other consumer appliances.

Shipping

Shipping MethodsWe

offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.


Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

The Payment term is 100% Prepaid.

Currently, we only accept the below payment methods:

1. PayPal

2. Credit/ Debit Card

3. Wire Transfer

Similar