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BD8381AEFV-ME2

BD8381AEFV-ME2 Description

The BD8381AEFV-ME2 from ROHM Semiconductor is a high-performance DC-DC controller designed for PWM dimming in automotive-grade LED driver applications. Operating within a 5V to 30V supply range, this surface-mount IC delivers precise control for single-output LED systems with a switching frequency of 300kHz. Packaged in a 28-pin HTSSOP and supplied in Tape & Reel (TR), it meets ROHS3 and REACH compliance standards, ensuring environmental and regulatory adherence. Its Moisture Sensitivity Level (MSL 3) rating guarantees reliability in humid conditions, making it suitable for demanding automotive environments.

BD8381AEFV-ME2 Features

• Automotive-Grade Reliability: Qualified for harsh environments, ensuring long-term stability.
• Wide Input Voltage Range: Supports 5V–30V, accommodating diverse power sources.
• PWM Dimming Control: Enables precise brightness adjustment for LED systems.
• High Switching Frequency (300kHz): Reduces external component size, optimizing board space.
• No Internal Switches: Allows flexibility in external MOSFET selection for tailored designs.
• Surface-Mount Design (HTSSOP-28): Facilitates compact PCB layouts.
• Compliance: ROHS3, REACH Unaffected, and ECCN EAR99 certified.

BD8381AEFV-ME2 Applications

Ideal for automotive lighting systems, including:

• LED Headlamps/Taillights: PWM dimming ensures smooth brightness transitions.
• Interior Ambient Lighting: Stable performance under varying voltage conditions.
• Industrial LED Drivers: Robust design suits high-reliability applications.
• Backlight Units: Efficient control for displays in vehicles or instrumentation.

Conclusion of BD8381AEFV-ME2

The BD8381AEFV-ME2 stands out for its automotive-grade durability, flexible PWM dimming, and wide voltage range, making it a top choice for high-performance LED driver designs. Its lack of internal switches allows customization, while its compliance and compact packaging streamline integration. Whether for vehicular lighting or industrial LED systems, this controller delivers precision and reliability, backed by ROHM’s proven semiconductor expertise.