SMAJ190电路保护的TVS-二极管规格书PDF中文资料

Description

The SMAJ series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.

Features

✦ For surface mounted applications in order to optimize board space

✦ Low leakage

✦ Uni and Bidirectional unit

✦ Glass passivated junction

✦ Low inductance

✦ Excellent clamping capability

✦ 400W Peak power capability at 10 × 1000µs waveform Repetition rate

(duty cycle):0.01

✦ Fast response time: typically less than 1.0ps from 0 Volts to VBR min

✦ Typical IR less than 5μA above 12V

✦ High Temperature soldering: 260°C/40 seconds at terminals

✦ Typical maximum temperature coefficient ΔVBR = 0.1 ×

VBR@25°C× ΔT

✦ Plastic package has Underwriters Laboratory Flammability 94V-0

✦ Matte tin lead–free Plated

✦ Halogen free and RoHS compliant

✦ Typical failure mode is short from over-specified voltage or current

✦ Whisker test is conducted based on JEDEC JESD201A per its table

4a and 4c

✦ IEC-61000-4-2 ESD 15kV(Air), 8kV (Contact)

✦ ESD protection of data lines in accordance with IEC 61000-4-2

(IEC801-2)

✦ EFT protection of data lines in accordance with IEC 61000-4-4

(IEC801-4)

Applications

TVS devices are ideal for the protection of I/O interfaces,

VCC bus and other vulnerable circuits used in Telecom,

Computer, Industrial and Consumer electronic applications.