RV4145A

Datasheet Buy Sample

Low Power Ground Fault Interrupt Controller

General Description

The RV4145A is a low power controller for AC outlet ground fault interrupters. These devices detect hazardous grounding conditions, such as equipment (connected to opposite phases of the AC line) in contact with a pool of water and open circuits the line before a harmful or lethal shock occurs.Contained internally are a 26V zener shunt regulator, an op amp, and an SCR driver. WIth the addition of two sense transformers, a bridge rectifier, an SCR, a relay, and a few additional components, the RV4145A will detect and protect against both hot wire to ground and neutral wire to ground faults. The simple layout and conventional design ensure ease of application and long-term reliability.

Product Status/Pricing/Packing

Product Product Status Eco Status *Pricing Package Type Leads Packing Method Package Drawing **Package Marking Convention RoHS IPC1752 RoHS/REACH/JIG Certificate of Compliance
RV4145AMT Full Production Green as of May 2009 $0.67 SO-8 8 TAPE REEL PDF Line 1:$Y (Fairchild logo)
&Z (Asm. Plant Code)
&2 (2-Digit Date Code) &K
Line 2:RV4145AM
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RV4145AN Full Production Green as of May 2009 $0.67 DIP 8 RAIL PDF Line 1:$Y (Fairchild logo)
&Z (Asm. Plant Code)
&2 (2-Digit Date Code) &K
Line 2:RV4145AN
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Features

  • No potentiomenter required
  • Direct interface to SCR
  • Supply voltage derived from AC line - 26V shunt
  • Adjustable sensitivity
  • Grounded neutral fault detection
  • Meets U.L. 943 standards
  • 450µA quiescent current
  • Ideal for 120V or 220V systems

Applications

  • Building & Home Control
  • Consumer Appliances
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