RHFL4913S252 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

RHFL4913S252

Rad-hard positive fixed voltage regulator

STMicroelectronics 

RHFL4913XX15 - RHFL4913XX25

RHFL4913XX33 - RHFL4913XX50

Rad-hard positive fixed voltage regulator

Features

■ 2 and 3 A low dropout voltage

■ Embedded overtemperature, overcurrent

protections

■ Adjustable current limitation

■ Output overload monitoring/signalling

■ Fixed 1.5 V, 2.5 V; 3.3 V; 5.0 V output voltages

■ Inhibit (ON/OFF) TTL-compatible control

■ Programmable output short-circuit current

■ Remote sensing operation

■ Rad-hard: tested up to 300 krad Mil Std 883E

Method 1019.6 and low dose rate conditions

■ Heavy ion, SEL, and SEU immune; able to

sustain 2x1014 protons/cm2 and 2x1014

neutrons/cm2

Description

Flat-16

SMD.5

TO-257

Available into various hermetic ceramic packages,

it is specifically intended for space and harsh

radiation environments. Input supply range is up

to 12 V.

RHFL4913 fixed is QML-V qualified, DSCC SMD

are 5962F02534 / 02535 / 02536.

The RHFL4913 fixed is a high performance Rad-

hard positive voltage regulator family.

Figure 1. Block diagram for package SMD.5 and TO-257

August 2008

Rev 8

1/19

www.st.com

19

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