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UBA3070T

NXP Semiconductors
Part Number UBA3070T
Manufacturer NXP Semiconductors
Description LED backlight driver IC
Published Sep 7, 2014
Detailed Description UBA3070 LED backlight driver IC Rev. 3 — 9 December 2010 Product data sheet 1. General description The UBA3070 driver I...
Datasheet PDF File UBA3070T PDF File

UBA3070T
UBA3070T

Overview
UBA3070 LED backlight driver IC Rev.
3 — 9 December 2010 Product data sheet 1.
General description The UBA3070 driver IC is the first member of a first generation of power-efficient LED backlight driver ICs.
Highly efficient, flexible and reliable LED drivers can easily be designed using the UBA3070 control IC.
2.
Features and benefits „ Switch-mode buck controller that drives strings of LEDs up to 600 V power-efficiently „ Controller with power-efficient Boundary Conduction Mode (BCM) operation: ‹ Virtually no reverse recovery losses in freewheel diode ‹ Zero Current Switching (ZCS) at switch, switch-on ‹ Zero voltage or valley switching at switch, switch-on ‹ Minimal required inductance value and size „ Suitable for direct Pulse Width Modulation (PWM) dimming „ Fast transient response through cycle-by-cycle current control, thereby: ‹ Preventing over or undershoots in the Light Emitting Diode (LED) current ‹ Enabling efficient PWM dimming by quickly turning the converter on and off...


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