MP46885DN-LF-Z

$3.09

Description：IC LED DRV RGLTR PWM 8SOICE
Series：-
Mfr：Monolithic Power Systems Inc.
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:c32e9f2c1ab4 Category: LED Drivers IC Brand: Monolithic Power Systems Inc.

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Product introduction

Product Detailed Parameters

Description：IC LED DRV RGLTR PWM 8SOICE
Series：-
Mfr：Monolithic Power Systems Inc.
Package：Tape & Reel (TR),Cut Tape (CT)
Type：DC DC Regulator
Topology：Step-Down (Buck)
Internal Switch(s)：Yes
Number of Outputs：1
Voltage - Supply (Min)：4.5V
Voltage - Supply (Max)：80V
Voltage - Output：-
Current - Output / Channel：500mA
Frequency：2MHz
Dimming：PWM
Applications：Lighting
Operating Temperature：-
Mounting Type：Surface Mount
Package / Case：8-SOIC (0.154", 3.90mm Width) Exposed Pad
Supplier Device Package：8-SOICE
Grade：Automotive
Qualification：-

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MP46885DN-LF-Z

Overview

The MP46885DN-LF-Z is a high-power LED driver IC from Monolithic Power Systems, designed for automotive-grade lighting applications. It features an integrated buck DC-DC converter topology with a wide input voltage range of 4.5 V to 80 V and delivers up to 500 mA output current. Operating at a switching frequency of 2 MHz, the device supports PWM dimming control. It is housed in an 8-SOICE package with exposed pad for enhanced thermal performance.

Feature Summary

Automotive-grade reliability rating suitable for demanding environments
Integrated buck converter with internal power switch
Wide input voltage capability supporting broad system architectures
Supports precise PWM dimming for light intensity control

Applications

Automotive exterior lighting systems
High-power LED illumination modules
General-purpose LED driver circuits requiring wide input range

Procurement Notes

Verify component authenticity through authorized MPS distributors or certified partners. Confirm the specific suffix matches project requirements. Check datasheet revisions for updates on electrical characteristics. Ensure storage conditions comply with moisture sensitivity levels specified in the manufacturing documentation.

Selection Notes

Select this component when designing automotive lighting systems requiring a wide input voltage range up to 80 V. The 2 MHz switching frequency allows for smaller passive components compared to lower-frequency alternatives. Ensure the PCB layout accommodates the SOICE package thermal pad for adequate heat dissipation during operation.

Part Context

This part belongs to the MP46885 series of LED drivers from Monolithic Power Systems. It is specifically engineered for automotive applications, distinguishing it from general-purpose industrial variants. The series focuses on providing robust performance and reliability standards required by the automotive industry.