Littelfuse OptoMOS 1-Form-A (SPST-NO) Solid State Relays

Littelfuse offers an extensive portfolio of 1-Form-A (SPST-NO) Solid State Relays (SSRs) in various PC board-mount package sizes. These relays feature load current ratings from 50mA to 9A (20A with heat sink), and 30V to 1000V load voltage ratings. 1-Form-A relays are available in SOP-4, SIP-4, SMD DIP-4, SMD DIP-6, SOIC-16, Power i4-PAC, and ISOPLUS-264 packages. Fault-protected SSRs with active current limit and thermal shutdown are also available from Littelfuse to offer robust and rugged switching solutions.

Features

Low drive current
High reliability
Optically isolated input and output
No EMI/RFI generation
Arc-free with no snubbing circuits

AC/DC switching
Devices with current limiting and thermal management available
FCC compatible

Applications

Security and home automation systems
Industrial controls
Electricity meters
Internet of Things (IoT) switching
Medical
Telecom switching
Instrumentation

Railway controls and transportation equipment
Elevator and automation controls
Robotics
Motor control
Gaming
Electronic switching and data acquisition

Portfolio Table

Littelfuse OptoMOS 1-Form-A (SPST-NO) Solid State Relays

SOP-4 Power SIP
SMD DIP-4 Power SOIC
SMD DIP-6 i4-PAC
SMD DIP-8 ISOPLUS-264
SO-6(8) Fault-Protected SSR
SOIC-16

Littelfuse OptoMOS 1-Form-A (SPST-NO) Solid State Relays

Features

Applications

Portfolio Table

High Power SSRs

Relay Derating Curves

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