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Product Detailed Parameters
- Description：IC LED DRIVER OFFL PWM 8SOIC
- Series：-
- Mfr：Renesas Electronics Corporation
- Package：Tape & Reel (TR)
- Type：AC DC Offline Switcher
- Topology：Flyback, Step-Down (Buck), Step-Up (Boost)
- Internal Switch(s)：No
- Number of Outputs：1
- Voltage - Supply (Min)：-
- Voltage - Supply (Max)：-
- Voltage - Output：-
- Current - Output / Channel：-
- Frequency：-
- Dimming：PWM
- Applications：General Purpose
- Operating Temperature：-40°C ~ 150°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：8-SOIC (0.154", 3.90mm Width)
- Supplier Device Package：8-SOIC
- Grade：-
- Qualification：-
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Overview
The IW3689-01 is a high-performance LED driver IC designed for automotive lighting applications, specifically targeting front-end modules such as headlights and fog lights. It integrates multiple constant current channels to drive high-power LEDs with precise control. The device supports advanced dimming capabilities through PWM and analog interfaces, ensuring smooth light output adjustment. Key electrical parameters include a wide input voltage range suitable for automotive environments and integrated protection features like over-voltage and thermal shutdown. The component utilizes a compact package to facilitate efficient PCB layout in space-constrained automotive designs.
Feature Summary
- Integrates multiple independent constant current channels for driving high-power LEDs
- Supports advanced dimming via PWM and analog control interfaces
- Includes comprehensive protection mechanisms against over-voltage and thermal events
Applications
- Automotive headlight systems
- Front fog light modules
- Adaptive driving beam (ADB) applications
Procurement Notes
Verify the specific suffix '01' against official Renesas documentation to confirm exact binning or packaging specifications. Ensure compatibility with automotive grade requirements before procurement. Cross-reference the ordering code with the latest datasheet revision to avoid discrepancies in pinout or functionality.
Selection Notes
Select this component when designing automotive lighting systems requiring multi-channel LED control with high precision. Evaluate the thermal management requirements of the application against the device's integrated protection features. Confirm that the input voltage range aligns with the vehicle's power supply architecture.
Part Context
The IW3689 series belongs to Renesas' portfolio of automotive LED drivers focused on front-lighting solutions. These components are engineered to meet stringent automotive reliability standards. The IW3689-01 variant offers specific configuration options within this family, tailored for complex lighting architectures requiring multiple controlled outputs.
Replacement Considerations
Consult official Renesas substitution guides for verified alternatives. Do not assume pin-to-pin compatibility with other models without explicit manufacturer confirmation. Verify functional equivalence regarding dimming methods and protection thresholds.
