IS31LT3505 datasheet, converter equivalent, ISSI

Features and benefits

* 6V to 30V supply voltage
* High efficiency: 90 % typical
* PWM dimming control
* Fast 1.0MHz switching frequency
* Internal high power 35V NMOS
.

Application

* TV monitor backlighting
* PDA, handheld computer
* GPS receiver TYPICAL APPLICATION CIRCUIT L1 10μ H 300Ω.

Description

The IS31LT3505 is a constant current step-up converter with internal NMOS. The step-up converter topology allows series connection of the white LEDs so the LED currents are identical for uniform brightness as well as constant output voltage to drive .

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