ChipApex | Global Electronic Components Supplier
SEARCH
Search Product
Search Post
— IC芯片 | 连接器 | 传感器 | 被动器件 —
Consult the customer manager about the wholesale price.
consultation hotline：86-132-6715-2157
email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.
Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.
Product Detailed Parameters
- Description：IC LED DRV LIN PWM 50MA 28HTSSOP
- Series：-
- Mfr：Rohm Semiconductor
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：Linear
- Topology：Shift Register
- Internal Switch(s)：Yes
- Number of Outputs：12
- Voltage - Supply (Min)：3V
- Voltage - Supply (Max)：5.5V
- Voltage - Output：8V
- Current - Output / Channel：50mA
- Frequency：1.25MHz
- Dimming：PWM
- Applications：-
- Operating Temperature：-40°C ~ 105°C (TA)
- Mounting Type：Surface Mount
- Package / Case：28-VSSOP (0.173", 4.40mm Width) Exposed Pad
- Supplier Device Package：28-HTSSOP-B
- Grade：Automotive
- Qualification：AEC-Q100
Download product information
Overview
The BD18378EFV-ME2 is a 12-channel LED driver IC designed for automotive lighting applications, featuring AEC-Q100 qualification. It operates with a supply voltage range of 3V to 5.5V and delivers up to 50mA per channel. The device utilizes a linear topology with an internal shift register architecture and supports PWM dimming. It is housed in a 28-pin HTSSOP-B package with exposed pad for thermal management. Operating temperature ranges from -40°C to 105°C.
Feature Summary
- Integrates 12 independent output channels for sequential or parallel LED control
- Supports PWM dimming for precise brightness adjustment
- Includes built-in protection mechanisms against overcurrent and thermal issues
- Certified for automotive reliability under AEC-Q100 standards
Applications
- Automotive exterior lighting systems
- Interior ambient lighting modules
- Sequential turn signal circuits
- LED matrix illumination arrays
Procurement Notes
Verify component authenticity through authorized ROHM distributors. Confirm the specific suffix ME2 matches design requirements. Check current lifecycle status as it may be restricted for new designs. Ensure ESD handling protocols are followed during assembly due to sensitive CMOS inputs.
Selection Notes
Select this IC when high channel count is required within a compact footprint. It suits designs needing synchronized multi-zone control without external multiplexers. Consider thermal dissipation capabilities given the linear topology. Verify compatibility with existing microcontroller serial interfaces for data transmission.
Part Context
Part of ROHM's automotive-grade LED driver portfolio targeting complex lighting architectures. Designed to replace discrete solutions by integrating control logic and power stages. Aligns with industry trends toward miniaturized, intelligent lighting modules in modern vehicles.
Replacement Considerations
No direct public substitute part numbers are confirmed for this specific configuration. Evaluate pin-compatible alternatives only if electrical parameters match exactly. Consult ROHM technical support for legacy replacement guidance.
