Description
The SDxx Series is designed for applications requiring transient over voltage protection capability. They are
intended for use in voltage and ESD sensitive equipment such as computers, printers, business machines,
communication systems, medical equipment and other applications. These devices are ideal for situations
where board space is at a premium.

Features
 IEC61000-4-2(ESD) ±15kV(air), ±8kV(contact)
 IEC61000-4-4(EFT) 40A(5/50ηs)
 350Watts Peak Pulse Power per (tp=8/20us)
 Protects one I/O line(unidirectional)
 Low clamping voltage
 Working voltages: 3.3V to 36V
 Low leakage current

Applications
 Cell Phone Handsets and Accessories
 Microprocessor based equipment
 Personal Digital Assistants(PDA’s)
 Notebooks, Desktops, and Servers
 Portable Instrumentation
 Networking and Telecom
 Serial and Parallel Ports
 Peripherals