AT1780 Low-Noise Step-Up Current-Mode PWM Controller

Aimtron Technology

Description

www.DataSheet4U.com AT1780 Preliminary Product Information 640kHz/1.2MHz,Low-Noise Step-Up Current-Mode PWM Controller .
The AT1780 is a current-mode step-up DC/DC converter with a 1.

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Datasheet Specifications

Part number: AT1780
Manufacturer: Aimtron Technology
File Size: 353.35 KB
Datasheet: AT1780_AimtronTechnology.pdf
Description: Low-Noise Step-Up Current-Mode PWM Controller

Features

* 1.6A,0.21Ω,14V Power MOSFET
* Operating input voltage:+2.6V to +5.5V
* Adjustable Output from VIN to 12V
* 640kHz /1.2MHz pin selectable switching Frequency
* 0.1μA shutdown Current
* Built-in Soft-Start function
* Small 8-Pin MSOP Package G

Applications

* LCD Displays
* Digital Cameras
* Portable Applications
* Hand-Held Devices Block Diagram VIN COMP SHDN Power ON/OFF Reference 1.24V SOFTSTART 4uA SS BIAS + Enable Error Amplifier FB 1.24V gm + + Clock Comparator R Q N LX S GND FSLC Oscillator Ramp Gene

AT1780 Distributors

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AT1780 Low-Noise Step-Up Current-Mode PWM Controller Aimtron Technology

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