A51AE12VDC1.9U

$1.00

Description：RELAY AUTOMOTIVE SPST 40A 12V
Series：A5
Mfr：CIT Relay and Switch
Package：Tray

SKU:03d297644536 Category: Automotive Relays Brand: CIT Relay and Switch

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Product introduction

A51AE12VDC1.9U is listed in the Relay Automotive range at ChipApex. The manufacturer field lists CIT Relay and Switch. Its product description is RELAY AUTOMOTIVE SPST 40A 12V. Review the specifications below when checking this part for your BOM.

Relay Automotive specifications for A51AE12VDC1.9U

Description：RELAY AUTOMOTIVE SPST 40A 12V
Series：A5
Mfr：CIT Relay and Switch
Package：Tray
Coil Type：Non Latching
Coil Current：158.3 mA
Coil Voltage：12VDC
Contact Form：SPST-NO (1 Form A)
Contact Rating (Current)：40 A
Switching Voltage：380VAC, 75VDC - Max
Must Operate Voltage：8.4 VDC
Must Release Voltage：1.2 VDC
Operate Time：5 ms
Release Time：3 ms
Features：Sealed - Fully
Mounting Type：Through Hole
Termination Style：PC Pin
Operating Temperature：-40°C ~ 85°C

Relay Automotive datasheet and documents for A51AE12VDC1.9U

A51AE12VDC1.9U

Relay Automotive Overview

The A51AE12VDC1.9U is an automotive relay from CIT Relay and Switch, featuring a SPST-NO (Form A) contact arrangement with a 40A switching capacity at 14VDC. It utilizes a 12VDC coil with a power rating of 1.9W and operates within a temperature range of -40°C to 85°C. The component supports through-hole mounting via PC pins and complies with RoHS standards.

Relay Automotive Feature Summary

High current switching capability up to 40A for demanding automotive loads
Compact design optimized for space-constrained vehicle applications
Robust construction certified under QS-9000 and ISO-9002 manufacturing standards

Relay Automotive Applications

Automotive lighting circuits
Lamp accessory control systems
General automotive electrical load management

Relay Automotive Procurement Notes

Verify the specific ordering suffix against manufacturer documentation to confirm coil power and contact configuration. Ensure compatibility with existing PCB footprints and base socket requirements. Confirm RoHS compliance status for final assembly integration. Cross-reference datasheet revisions to validate performance parameters prior to procurement.

Relay Automotive Selection Notes

Select this model for applications requiring a single-pole normally-open configuration with high current handling. The 12VDC coil voltage aligns with standard automotive electrical systems. Consider the physical dimensions and mounting style when designing enclosures or circuit boards for optimal fit and thermal management.

Relay Automotive Part Context

This component belongs to the A5 series of automotive relays manufactured by CIT Relay and Switch. The series is designed for reliable operation in harsh environments, offering consistent performance for critical vehicle functions. The A51AE variant specifically provides a simple on/off switching function suitable for various DC loads.