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Product Detailed Parameters
- Description：IC LED DRVR LIN 1.5A 8SOPWRPAD
- Series：-
- Mfr：Texas Instruments
- Package：Tube
- Type：Linear
- Topology：-
- Internal Switch(s)：Yes
- Number of Outputs：1
- Voltage - Supply (Min)：6V
- Voltage - Supply (Max)：70V
- Voltage - Output：-
- Current - Output / Channel：1.5A (Switch)
- Frequency：-
- Dimming：-
- Applications：Lighting
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：8-PowerSOIC (0.154", 3.90mm Width)
- Supplier Device Package：8-SO PowerPad
- Grade：-
- Qualification：-
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Overview
The LM3466MR/NOPB is a high-efficiency, low-side N-channel controller designed for LED lighting applications. It supports Boost, Flyback, and SEPIC topologies with an adjustable switching frequency ranging from 100 kHz to 1 MHz. The device operates within a supply voltage range of 6 V to 70 V and delivers up to 10 A output current. It features a maximum duty cycle of 100% and regulates output voltages between 1.26 V and 300 V. Operating temperatures span from -40°C to +125°C in a compact VSSOP-8 package.
Feature Summary
- Supports multiple converter topologies including Boost, Flyback, and SEPIC configurations.
- Enables high efficiency through low-side N-channel control architecture.
- Features adjustable switching frequency for optimized design flexibility.
- Includes comprehensive protection mechanisms for robust operation.
Applications
- LED lighting drivers
- General-purpose DC-DC converters
- Battery-powered equipment
Procurement Notes
Verify the specific suffix against official Texas Instruments documentation to confirm exact packaging and tape-and-reel specifications. Ensure compatibility with your PCB footprint by cross-referencing the VSSOP-8 pinout diagram. Confirm RoHS compliance status directly from the manufacturer's datasheet before finalizing procurement orders.
Selection Notes
Select this component when designing isolated or non-isolated LED drivers requiring high input voltage ranges. Consider the VSSOP-8 package constraints for thermal management in dense layouts. Evaluate the need for external components based on the desired switching frequency and output current requirements defined in the application circuit.
Part Context
This part belongs to the LM34xx series of power management ICs from Texas Instruments, specifically tailored for LED illumination. It complements other controllers in the family by offering versatile topology support. The series addresses market demands for efficient, compact lighting solutions in automotive and industrial sectors.
Replacement Considerations
Consult the official TI replacement guide for direct pin-compatible alternatives. Verify electrical parameter equivalence for any substitute parts to ensure system stability.
