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Product Detailed Parameters
- Description：IC LED DRV RGLTR PWM 28HSOP
- Series：-
- Mfr：Rohm Semiconductor
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：DC DC Regulator
- Topology：Step-Up (Boost)
- Internal Switch(s)：Yes
- Number of Outputs：4
- Voltage - Supply (Min)：4.5V
- Voltage - Supply (Max)：30V
- Voltage - Output：-
- Current - Output / Channel：150mA
- Frequency：50kHz ~ 550kHz
- Dimming：PWM
- Applications：Backlight
- Operating Temperature：-40°C ~ 95°C (TA)
- Mounting Type：Surface Mount
- Package / Case：28-SOP (0.295", 7.50mm Width) + 2 Heat Tabs
- Supplier Device Package：28-HSOP-M
- Grade：-
- Qualification：-
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Overview
The BD8118FM-E2 is an automotive-grade LED lighting driver IC manufactured by ROHM Semiconductor. It utilizes a switching regulator topology designed specifically for automotive applications. The component is currently listed as obsolete or end-of-life status. It integrates control circuitry for driving LEDs in vehicle lighting systems, adhering to automotive reliability standards.
Feature Summary
- Automotive-grade qualification ensuring reliability under vehicle operating conditions
- Switching regulator type architecture for efficient LED current control
- Integrated design for LED lighting driver applications
Applications
- Automotive LED lighting systems
- Vehicle exterior lighting circuits
- Interior automotive illumination modules
Procurement Notes
This component is officially classified as obsolete or end-of-life by the manufacturer. Verification of availability should focus on surplus distributors or secondary market sources rather than direct manufacturer allocation. Engineering teams must initiate replacement part selection immediately due to discontinuation status. Validate any sourced units against original datasheet specifications to ensure compatibility with existing designs.
Selection Notes
Designers requiring active alternatives should evaluate current ROHM automotive LED drivers within the BD83 series. These newer components offer similar functionality with updated manufacturing support. Consider pin-compatible or functionally equivalent parts that meet AEC-Q100 standards. Review updated thermal and electrical characteristics when migrating from this discontinued model to ensure system performance remains within required automotive specifications.
Part Context
The BD8118FM-E2 belongs to ROHM's portfolio of automotive semiconductor solutions. It was engineered to meet the stringent durability and safety requirements of modern vehicle electronics. As an obsolete part, it represents previous generation technology in automotive LED driving circuits. Its discontinuation reflects the manufacturer's transition toward newer, more efficient LED driver architectures.
Replacement Considerations
The BD83A14EFV-ME2 is identified as a potential replacement option. This alternative is an LED lighting driver IC for automotive use with integrated MOSFETs and boost DC/DC controller capabilities. Engineers should verify functional equivalence and pinout compatibility before substitution.
