A6271KLPTR-T

A6271KLPTR-T

$4.17
  • Description:IC LED DRIVER CTRLR PWM 16ETSSOP
  • Series:-
  • Mfr:Allegro MicroSystems
  • Package:Tape & Reel (TR),Cut Tape (CT)

SKU:c0c429d19be8 Category: Brand:

  
  • Quantity
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Product Detailed Parameters

  • Description:IC LED DRIVER CTRLR PWM 16ETSSOP
  • Series:-
  • Mfr:Allegro MicroSystems
  • Package:Tape & Reel (TR),Cut Tape (CT)
  • Type:DC DC Controller
  • Topology:SEPIC, Step-Down (Buck), Step-Up (Boost)
  • Internal Switch(s):No
  • Number of Outputs:1
  • Voltage - Supply (Min):4.2V
  • Voltage - Supply (Max):50V
  • Voltage - Output:-
  • Current - Output / Channel:-
  • Frequency:700kHz
  • Dimming:Analog, PWM
  • Applications:-
  • Operating Temperature:-40°C ~ 150°C (TJ)
  • Mounting Type:Surface Mount
  • Package / Case:16-TSSOP (0.173", 4.40mm Width) Exposed Pad
  • Supplier Device Package:16-eTSSOP-EP
  • Grade:Automotive
  • Qualification:AEC-Q100

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A6271KLPTR-T

Buying Guide
Summary

Allegro MicroSystems A6271KLPTR-T is selected in LED Drivers IC category when brightness/color and thermal behavior need to remain consistent over time. Key specs include Description (IC LED DRIVER CTRLR PWM 16ETSSOP), Temperature (-40°C ~ 150°C (TJ)), Package/case (16-TSSOP (0.173", 4.40mm Width) Exposed Pad), and Mounting (Surface Mount).

Selection Notes
  • For A6271KLPTR-T, confirm the operating frequency (700kHz) is compatible with your clocking architecture.
  • Confirm the operating temperature range (-40°C ~ 150°C (TJ)) meets your deployment conditions.
  • Make sure Dimming (Analog, PWM) aligns with your design targets and verification plan.
Alternates & Substitutions
  • For LED Drivers IC, validate alternates under worst-case corners rather than assuming typical-only conditions represent production builds.
  • Check that temperature -40°C ~ 150°C (TJ) matches your system, then validate at corners instead of relying on typical values.
  • For optoelectronics, validate brightness and color in your real enclosure and ambient conditions.
  • If you already have candidate alternates, send the list and we can check drop-in risks against (package 16-TSSOP (0.173", 4.40mm Width) Exposed Pad, frequency 700kHz).
FAQ

How do I optimize the life of A6271KLPTR-T?
Provide adequate thermal management and strictly control the drive current to prevent premature degradation.

Which Supplier Device Package is listed for A6271KLPTR-T?
16-eTSSOP-EP

Is A6271KLPTR-T surface-mount or through-hole?
Surface Mount

Which operating frequency is specified for A6271KLPTR-T?
700kHz

Application Scenarios

In many LED Drivers IC builds, Allegro MicroSystems A6271KLPTR-T is reviewed for predictable behavior, supportability, and stable qualification evidence. Engineers generally evaluate efficiency, thermal rise, transient response, EMI behavior, and fault handling to protect sensitive downstream circuits. In practice, they frequently integrate protections such as OCP/OVP/UVLO/OTP and telemetry features that simplify system monitoring and compliance. In real deployments, across building automation, predictable rails prevent nuisance resets and simplify field service across distributed nodes. Across industrial indicators and lighting, LED drivers regulate current across temperature and supply variation so brightness and lifetime stay consistent. Within automotive and transportation, constant-current drivers must tolerate transients and thermal cycling while meeting EMC and fault-detection requirements. In most projects, the \"right\" choice is the one that stays inside margins while remaining easy to verify and support. In practice, this typically reduces the number of board spins required to reach a stable production release.

Compatibility Advice
  • On the assembled PCB, check lifetime and aging behavior under the real junction temperature so maintenance intervals are predictable. This reduces the chance that substitutions push hidden limits.
Project Fit
  • More fragile when integrating Allegro MicroSystems A6271KLPTR-T for LED Drivers IC, flicker and EMI behavior cannot be measured in the final enclosure and harness, because the key behaviors cannot be confirmed on the assembled system.
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