General-Purpose TVS Diode

SMCJ45CAActive

The SMCJ45CA is a bidirectional TVS diode designed for surge and ESD protection.It features bidirectional clamping, high power loss, and fast response, making it ideal for applications such as power supplies, consumer electronics, and communication systems.

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Electrical Parameters

Part Number SMCJ45CA

Package SMC

Polar Bi

Vrwm [Max] (V) 45

Vbr [Min] (V) 50

Vbr [Max] (V) 55.3

@ IT (mA)1

Vc@Ipp [Max] (V) 72.7

Ipp [Max] (A) 20.6

Ppp [Min] (W) 1500

IR [Max] (uA)1

Tj (°C) -55~+150

Status Active

Product Features

High Peak Pulse Power Capability - Designed with a 1500W peak pulse power rating (10/1000μs waveform), effectively protecting circuits from lightning-induced surges and transient overvoltage events. Ultra-Fast Response Time - Responds to transient voltage spikes in picoseconds, ensuring immediate clamping to safeguard sensitive electronic components. Low Clamping Voltage - Provides accurate breakdown characteristics and low clamping voltage, minimizing stress on protected devices while maintaining stable operation. Standard SMCJ Package, High Reliability - Supplied in the industry-standard SMCJ (DO-214AB) package with excellent thermal performance, high reliability, and compatibility with automated assembly. Wide Operating Voltage Range - Available in a broad reverse standoff voltage range, suitable for various voltage levels and application requirements. RoHS Compliant - Fully compliant with RoHS standards, ensuring environmentally friendly design and lead-free manufacturing.