WLMDU9456001JT

WLMDU9456001JT

  • Description:LED DRIVER CC BUCK 4.5-60V 450MA
  • Series:MagI³C, LDHM
  • Mfr:Texas Instruments
  • Package:Bulk

SKU:cca77a198076 Category: Brand:

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Product Detailed Parameters

  • Description:LED DRIVER CC BUCK 4.5-60V 450MA
  • Series:MagI³C, LDHM
  • Mfr:Texas Instruments
  • Package:Bulk
  • Type:Constant Current
  • Topology:Buck
  • Number of Outputs:1
  • Voltage - Input (Min):4.5V
  • Voltage - Input (Max):60V
  • Voltage - Output:4.5 ~ 60V
  • Current - Output (Max):450mA
  • Power (Watts):27 W
  • Dimming:PWM
  • Features:OTP, SCP, UVLO
  • Operating Temperature:-40°C ~ 85°C
  • Efficiency:95%
  • Mounting Type:Surface Mount
  • Package / Case:TO-263-7, D2PAK Variant
  • Size / Dimension:0.40" L x 0.39" W x 0.19" H (10.2mm x 9.9mm x 4.8mm)
  • Approval Agency:-
  • Standard Number:-
  • Grade:-
  • Qualification:-

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WLMDU9456001JT

Buying Guide
Summary

Texas Instruments WLMDU9456001JT is used in LED Drivers category where optical output and mechanical fit must be validated in the real enclosure. Key specs include Description (LED DRIVER CC BUCK 4.5-60V 450MA), Temperature (-40°C ~ 85°C), Package/case (TO-263-7, D2PAK Variant), and Mounting (Surface Mount).

Selection Notes
  • For WLMDU9456001JT, validate the operating temperature range (-40°C ~ 85°C) for your environment and margin.
  • Verify Features (OTP, SCP, UVLO) matches your requirements and the datasheet test conditions.
  • Verify the package/case (TO-263-7, D2PAK Variant) fits your mechanical constraints and assembly process.
Alternates & Substitutions
  • In LED Drivers designs, define acceptance criteria up front so alternates can be qualified and repeated in production.
  • Start with mechanical equivalence and keep package/case TO-263-7, D2PAK Variant, mounting Surface Mount, packaging Bulk aligned so the alternate is footprint-safe.
  • Confirm the real operating corners (supply 4.5 ~ 60V, temperature -40°C ~ 85°C) and avoid swaps that only work at typical conditions.
  • For LEDs/opto parts, match optical output requirements and confirm drive current and thermal limits to avoid early degradation.
FAQ

What details help you quote WLMDU9456001JT quickly?
Share the part number (WLMDU9456001JT), quantity, target delivery date, and any packaging or documentation requirements.

Which packaging format is listed for WLMDU9456001JT?
Bulk

Which Number of Outputs is specified for WLMDU9456001JT?
1

Which Features is specified for WLMDU9456001JT?
OTP, SCP, UVLO

Application Scenarios

For Texas Instruments WLMDU9456001JT used in LED Drivers designs, the shortlist is often driven by predictable margins and a straightforward validation plan. Good supervision and sequencing reduce integration surprises by turning brownouts and hot-plug events into testable behaviors. Teams often favor power parts with clear documentation and repeatable measurement points, because bring-up depends on what can be verified. After the basic fit is confirmed, the remaining risk is typically layout, thermal headroom, and system-level interactions. In practice, within laboratory equipment, clean rails reduce measurement drift and improve repeatability across calibration workflows. In portable devices, efficient LED driving reduces battery drain and heat, while dimming behavior must avoid flicker and audible artifacts. It also makes bring-up and troubleshooting easier by keeping behavior aligned with what can be validated on the bench.

Compatibility Advice
  • To avoid late surprises, confirm current limits, thermal shutdown, and fault handling match the mechanical load and stall conditions. This keeps acceptance criteria measurable and repeatable.
  • To keep validation repeatable, validate current regulation, thermal rise, and dimming behavior so brightness remains stable after heat soak. This reduces the chance that substitutions push hidden limits.
Project Fit
  • A weaker fit when integrating Texas Instruments WLMDU9456001JT for LED Drivers, thermal rise and wiring environment are unknown, so brightness and lifetime margins cannot be proven, because it becomes difficult to prove margin across production variance.
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