AS1340 Boost Converter

HV DC-DC step-up converter, 50V, output disconnect in shutdown

Features

Input 2.7V to 50V
1W output up to 36V
90% efficiency

Benefits

Wide input voltage
Industrial power rails
Good thermal performance

Product parameters

Input Voltage [V]	2.7 to 50
Output Voltage [V]	2.7 to 50
Output Current [mA]	100
Efficiency [%]	90
Iq [µA]	30
Architecture	Fixed frequency, async.
fmax [kHz]	1000
Enable/SHDN [/SHDN]	Yes
Reset [POK]	Yes
Features	Output disconnect, adjustable output voltage
Package	TDFN(3x3)-8

General Description

The AS1340 is a hysteretic boost converter, capable of 1.2W output off 3.3V input. With efficiencies up to 90%, the device operates from 2.7V to 5.5V input to generate 2.7V to 50V output.

This product suits for the following applications:

OLED display power supply
LCD bias generators
Mobile/Cordless phones
Palmtop computers
PDAs and organizers
Handy terminals
Any other portable, battery-powered device

Tools

Title	Category	Headline	Buy
AS1340EvalKit	Application Board	Evaluation Kit for AS1340

Technical Documents

Type	Description	Language
Datasheet	Document version 1.20	English

Environmental Documents

Type	Description	Language
Material Declaration Form	MDF_176950017_AS1340A-BTDT-10	English
Material Declaration Form	MDF_176950017_AS1340A-BTDM-10	English

Other Information

Type	Description	Language
Block Diagram	AS1340 Block Diagram	English