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RT8453 Datasheet High Voltage Buck Led Driver

Manufacturer: Richtek

Overview: Conceptual RT8453 High Voltage BUCK LED Driver General.

Datasheet Details

Part number RT8453
Manufacturer Richtek
File Size 131.44 KB
Description High Voltage Buck LED Driver
Datasheet RT8453-Richtek.pdf

General Description

The RT8453 is a Buck current mode PWM regulator for LED driving applications.

It has a 1.5A switch on board and can be operated with wide input range from 4.5V to 40V.

With a 800kHz operating frequency, the external PWMinductor and input/output capacitors can all be small.

Key Features

  • z High Voltage : VIN up to 40V z 1.5A Switch Current z Current Mode PWM with 800kHz Switching z Frequency z Easy Dimming : Analog or Digital method z Programmable Soft Start to Avoid Inrush Current z VIN Under Voltage Lockout and Thermal Shutdown z RoHS Compliant and Halogen Free Ordering Information RT8453 Package Type SP : SOP-8 (Exposed Pad-Option 2) Operating Temperature Range G : Green (Halogen Free with Comme- rcial Standard) Note : Richtek Green products are : ` RoHS compliant and compat.

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RT8453 Distributor