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TLD5501-2QV
  • TLD5501-2QV

TLD5501-2QV

Active and preferred

The synchronous concept is beneficial for driving high power LEDs with maximum system efficiency or to provide a high power constant voltage supply for lighting and non-lighting application. To give maximum flexibility for different applications both DC-DC channels of the TLD5501-2QV can be operated separately or in multiphase.

Infineon Technologies TLD5501-2QV Product Info

16 April 2026 0

Parameters

Dimming

Analog and Digital

fSW range

200 kHz to 700 kHz

Inhibit

Yes

Iq

3 µA

Open Load Detection

Yes

Operating Temperature range

40 °C to 150 °C

Planned to be available until at least

2037

PWM

Yes

Short Circuit Protection

Yes

Tolerance

3.0%

Topology

2ch DC-DC Synchronous Buck with SPI

Type

Buck

VS range

4.5 V to 40 V

Apps

Automotive LED lighting systems, LED lighting system design

Features

  • Dual-chan.synchronous Buck DC-DC
  • Constant Current & Constant V Regulation
  • Individual chan. or Multiphase operation
  • Wide VIN R
  • Wide LED forward V R (2V to 50V)
  • LED accuracy+/-3% at Tj=25° & 5% temp R
  • 16bit SPI for diagnostics & control
  • >Efficiency in every condition up to 96%
  • Limp Home Function (Fail Safe Mode)
  • Flexible current sense
  • EMC optimized device

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