MT7285 The MAXIC MT7285 is a constant current white LED driver IC designed for a wide input voltage range of 4.2V to 40V. It supports multiple topologies and offers high efficiency.
Mfr Part #:

MT7285

Available from 1 distributors
Mfr Name: MAXIC
MAXIC
The MAXIC MT7285 is a constant current white LED driver IC designed for a wide input voltage range of 4.2V to 40V. It supports multiple topologies and offers high efficiency.
✓ Total Stock: 238 pcs
$ Price Range: $1.87

MT7285 Available from 1 distributor

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✓ Non-Authorised
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MT7285 Specifications Quick View

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MT7285 Description

Short technical summary and product information.

The MT7285 from MAXIC is a versatile constant current white LED driver IC. It is designed for systems with input voltage rails ranging from 4.2V to 40V and can be configured for Buck, Boost, or Buck-Boost topologies. This IC is capable of driving up to 40W of power, making it suitable for high-power LED applications.

 

Key features include a fixed switching frequency of 450kHz, which helps minimize the size of external components like inductors and capacitors. It offers high efficiency up to 95% and supports both analog and PWM dimming via a single control pin, with PWM dimming up to 10kHz. The low feedback voltage of 200mV minimizes power loss across the current sense resistor.

 

Integrated protection features include over-voltage protection (OVP), cycle-by-cycle peak current limiting, and thermal shutdown, enhancing system reliability. The MT7285 is available in an ESOP8 package, suitable for surface mounting.

 

Applications for the MT7285 include automotive and marine lighting, high-power LED drivers, torch drivers, and low-voltage LED lighting solutions for landscape, desk, and room lighting, as well as MR16 replacements and LED backlighting.

MT7285 Quick Information

Product Type: LED Driver IC
Canonical Name: MT7285 Constant Current White LED Driver IC
Subcategory: Special Purpose Transistors

MT7285 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

MT7285 Estimated Pricing

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1+ $1.87 $1.87

Estimated market price range - modelled values for guidance only, not live distributor offers.

MT7285 Features

  • Drives up to 40W LED power.
  • Wide 4.2V to 40V input voltage range.
  • High efficiency up to 95%.
  • Supports Boost, Buck-Boost, and Buck topologies.
  • Integrated over-voltage and thermal protection.

MT7285 Applications

  • Automotive and marine lighting.
  • High power LED driver applications.
  • Torch and portable lighting.
  • Low voltage LED lighting systems.
  • LED backlighting solutions.

MT7285 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the input voltage range for the MT7285 LED driver IC?

The input voltage range is 4.2V to 40V.

What is the maximum power output of the MT7285?

The MT7285 can drive up to 40W of power.

What is the switching frequency of the MT7285?

The fixed switching frequency is 450kHz.

What package type is the MT7285 available in?

The MT7285 is available in an ESOP8 package.

What dimming methods does the MT7285 support?

The MT7285 supports both analog dimming and PWM dimming up to 10kHz.

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