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 DRIVER CTRLR PWM 16SSOP
- Series：-
- Mfr：Rohm Semiconductor
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：DC DC Controller
- Topology：-
- Internal Switch(s)：No
- Number of Outputs：1
- Voltage - Supply (Min)：4.5V
- Voltage - Supply (Max)：19V
- Voltage - Output：-
- Current - Output / Channel：-
- Frequency：100Hz ~ 5kHz
- Dimming：PWM
- Applications：-
- Operating Temperature：-40°C ~ 125°C (TA)
- Mounting Type：Surface Mount
- Package / Case：16-LSSOP (0.173", 4.40mm Width)
- Supplier Device Package：16-SSOP-B
- Grade：Automotive
- Qualification：AEC-Q100
Download product information
Overview
The BD18343FV-ME2 is a high-voltage constant current controller designed for automotive LED lamps. It supports a supply voltage range of 4.5V to 19V and features a 70V high breakdown voltage capability. The IC can drive up to ten external PNP transistors, enabling control for multiple LED channels. It includes built-in standby functionality to reduce power consumption in lamp assemblies. The device operates within an ambient temperature range of -40°C to +105°C and is packaged in a 16-pin SSOP-B format.
Feature Summary
- High voltage tolerance suitable for automotive lighting applications
- Capability to drive multiple external PNP transistors for channel expansion
- Integrated standby mode for energy efficiency optimization
Applications
- Automotive LED headlamp systems
- Automotive LED tail lamp assemblies
- Battery-powered LED lighting circuits
Procurement Notes
Verify the specific suffix ME2 against the manufacturer's official documentation to confirm package type and compliance status. Ensure the component meets AEC-Q100 qualification requirements for your specific automotive grade application. Cross-reference the datasheet revision date with your design timeline to ensure feature consistency.
Selection Notes
Select this component when designing LED drivers requiring high input voltage handling and multi-channel control via external transistors. Consider the thermal performance of the SSOP-B package relative to your enclosure constraints. Evaluate the standby current specifications against system power budget requirements for vehicle accessory modes.
Part Context
This part belongs to ROHM Semiconductor's automotive LED driver family, specifically targeting high-voltage constant current regulation. It complements other models like the BD18342FV-ME2 by offering similar control architectures tailored for robust automotive environments. The series emphasizes reliability and functional safety support for critical lighting systems.
Replacement Considerations
The BD18342FV-ME2 is a related model within the same product line. Verify pin compatibility and specific electrical parameter differences before substitution. Consult the official datasheet for detailed comparison matrices regarding drive capabilities and package dimensions.
