The document describes the features and characteristics of automotive relays such as EN2/EP2 series, EP1/MR301 series, and JC-13003D series. It includes twin relays, heavy load applications, medium load applications, 1C contact form relays, etc.
This datasheet details the specifications for four series of automotive power relays: the EN2/EP2 twin relay series, the EP1 single relay series, and the MR301 medium load relay series. These components are designed for high-quality reliability in automotive electronics applications such as motor control, solenoid reversible control, interval wipers, and stereo systems.
The document provides comprehensive technical data including part numbers, coil ratings (voltage, resistance, current), contact forms, materials, and performance characteristics like switching voltage and current. It also includes detailed mechanical dimensions, PCB pad layouts, and schematic diagrams for both H-bridge type and separate type configurations.
| Contact Switching Current (EN2) | 35 A max. |
|---|---|
| Contact Switching Current (EP2) | 25 A max. |
| Ambient Temperature | -40°C to +85°C |
| Insulation Resistance | 100 MΩ min. |
| Breakdown Voltage | 500 Vdc min. |
| Life Expectancy (EN2/EP2) | 1 x 10^6 operations |
The EN2 series supports a maximum contact switching current of 35 A.
The EP1 and MR301 series are designed for medium load applications such as interval wipers and stereo systems.
The relays operate within an ambient temperature range of -40°C to +85°C.