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ADP1612 - PWM DC-to-DC Switching Converter

ADP1612 Description

Data Sheet 650 kHz /1.3 MHz Step-Up PWM DC-to-DC Switching Converters ADP1612/ADP1613 .
The ADP1612/ADP1613 are step-up dc-to-dc switching converters with an integrated power switch capable of providing an output voltage as high as 20 V.

ADP1612 Features

* Current limit 1.4 A for the ADP1612 2.0 A for the ADP 1613 Minimum input voltage 1.8 V for the ADP1612 2.5 V for the ADP1613 Pin-selectable 650 kHz or 1.3 MHz PWM frequency Adjustable output voltage up to 20 V Adjustable soft start Undervoltage lockout Thermal shutdown 8-lead MSOP Supported by ADIsi

ADP1612 Applications

* TFT LCD bias supplies Portable applications Industrial/instrumentation equipment TYPICAL APPLICATION CIRCUIT L1 ADP1612/ VIN ADP1613 6 VIN SW 5 ON OFF 3 EN CIN 1.3MHz 650kHz 7 FREQ (DEFAULT) FB 2 8 SS COMP 1 CSS GND 4 D1 VOUT R1 R2 RCOMP CCOMP COUT Figure 1. Step-Up Regulator C

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PWM DC-to-DC Switching Converter Analog Devices
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