LM27961 Datasheet - National Semiconductor

LM27961, Dual-Display White

LM27961 Dual-Display White LED Driver with 3/2x Switched Capacitor Boost November 2004 LM27961 Dual-Display White LED Driver with 3/2x Switched Capa.
The LM27961 is a charge-pump-based white-LED driver that is ideal for mobile phone display backlighting.

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Datasheet Details

Part number:

LM27961

Manufacturer:

National Semiconductor

File Size:

748.85 KB

Description:

Dual-Display White

Features

* n Drives 4 Individual Common-Anode LEDs with up to 20mA each for a Main Display Backlight n Drives 3 Individual Common-Cathode LEDs with up to 20mA each for a Sub-Display Backlight n Independent Resistor-Programmable Current Setting n Excellent Current and Brightness Matching n High-Efficiency 3/2x

Applications

* n n n n Mobile Phone Display Lighting Mobile Phone Keypad Lighting PDAs General LED Lighting Typical Application Circuit 20127901 © 2004 National Semiconductor Corporation DS201279 www. national. com LM27961 Connection Diagram 18-Bump Thin Micro SMD Package, Large Bump NS Package Number TLA18

LM27961 Distributors

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LM27961 Dual-Display White National Semiconductor

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