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.

Not Recommended for New Designs

ams AG is discontinuing production of this device. Final lifetime buy order must be placed by June 30, 2021. Please contact your local sales representative for further information.

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

Notifications

	Type	Description	Language
	EoL Notification	AS1xxx, AS25xx, AS3xxx, AS73211, AS89020, SL900A, TMD4704 (issued 2020-Dec)	English

Other Information

	Type	Description	Language
	Block Diagram	AS1340 Block Diagram	English