MC3425 POWER SUPPLY SUPERVISORY/ OVER AND UNDERVOLTAGE PROTECTION CIRCUIT

Motorola

Description

Order this document by MC3425/D MC3425 Power Supply Supervisory/ Over and Undervoltage Protection Circuit The MC3425 is a power supply supervisory ci.
The MC3425 is a power supply supervisory circuit containing all the necessary functions required to monitor over and undervoltage fault conditions.

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Datasheet Specifications

Part number: MC3425
Manufacturer: Motorola
File Size: 170.58 KB
Datasheet: MC3425_Motorola.pdf
Description: POWER SUPPLY SUPERVISORY/ OVER AND UNDERVOLTAGE PROTECTION CIRCUIT

Features

* tDLY) is based on the constant current source, IDLY(source), charging the external delay capacitor (CDLY) to 2.5 V. Vref CDLY 2.5 CDLY = 12500 CDLY tDLY = = IDLY(source) 200 µA Figure 5 provides CDLY values for a wide range of time delays. The Delay pins are pulled low when the respective input comp

Applications

* INFORMATION Figure 11. Overvoltage Protection and Undervoltage Fault Indication with Programmable Delay +VO Vin Figure 12. Overvoltage Protection of 5.0 V Supply with Line Loss Detector VO = 5.0 V VO(trip) = 6.25 V 8 VCC 4 U. V. Sense MC3425 3 O. V. Sense O. V. 1 DRV U. V. 6 IND 1.0k Line Loss Output

MC3425 Distributors

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MC3425 POWER SUPPLY SUPERVISORY OVER AND UNDERVOLTAGE PROTECTION CIRCUIT Motorola

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