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TS19450 Key Features

  • Switch mode controller for single switch LED
  • Open loop peak current controller
  • Internal 8V~450V linear regulator
  • Constant frequency or constant off-time operation
  • Linear and PWM dimming capability
  • Requires few external ponents for operation
  • DC/DC or AC/DC LED driver

Related Taiwan Semiconductor Datasheets

Part Number Description
TS19451 AC/DC WLED Driver
TS19452 AC/DC WLED Driver
TS19452CS AC/DC WLED Driver
TS19453 AC/DC Programmable Current WLED Driver w/PWM Dimming Control
TS19453CS AC/DC Programmable Current WLED Driver w/PWM Dimming Control

TS19450 Description

The TS19450 is an open loop, current mode control LED driver IC. It can be programmed to operate in either a constant frequency or constant off-time mode. It includes an 8V~450V linear regulator which allows it to work from a wide range of input voltages without the need for an external low voltage supply.