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AT1743P fiches techniques PDF

ETC - 2-Channel PWM Controller for LCD Display

Numéro de référence AT1743P
Description 2-Channel PWM Controller for LCD Display
Fabricant ETC 
Logo ETC 





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AT1743P fiche technique
AT1743
2-Channel PWM Controller for LCD Display
Features
• High-accuracy reference voltage circuit (±1%).
• Built-in short-circuit protection circuit.
• Built-in Undervoltage Lockout protection.
• Internal 2.5V Reference supply.
• Variable Dead time provides control over total
Range.
Applications
• LCD Display
• Portable equipment
General Description
The AT1743 is 2-channel PWM switching
regulator controllers that contains an on-chip 2.5V
reference, two error amplifier, an adjustable
oscillator, two dead-time comparators, under-
voltage lockout circuitry and 2 common-emitter
output. It is idea for step-up, step-down, and
inverting converter.
Block Diagram
2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
WWW: http://www.aimtron.com.tw
Fax: 886-3-563-0879
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