SMAJ48CA

� �D� 宏迦橙 SMAJ SERIES 400W SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSORS Description Transient Voltage Suppressors (TVS) Data Sheet www.ichjc.com Breakdown Voltage 3.3 to 440 V Peak Pulse Power 400 W 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 DO-214AC(SMA) •Glass passivated junction •Low inductance •Excellent clamping capability •400W peak pulse power capability at 10/1000μs waveform •Fast response time •Typical IR less than 5μA above 12V •High Temperature soldering: 260℃ /40 seconds at terminals •Typical maximum temperature coefficient ΔVBR = 0.1% ×VBR@25℃ ×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 30KV(Air),30KV(contact) 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 Maximum Ratings (Ta=25℃ Unless otherwise specified) PARAMETER Peak Pulse Power Dissipation with a 10/1000µs waveform (Fig.1)(Note 1), (Note 2) Peak Pulse Current with a 10/1000μs waveform.(Note1,Fig.3) Power Dissipation on Infinite Heat Sink at TL=75° C Peak Forward Surge Current, 8.3ms Single Half Sine Wave (Note 3) Maximum Instantaneous Forward Voltage at 25A for Unidirectional Only(Note 4) Operating junction and Storage Temperature Range Typical thermal resistance junction to lead Typical thermal resistance junction to ambient Note : (1) Non-repetitive current pulse, per Fig. 3 and derated above Ta = 25℃ per Fig. 2. (2) Mounted on 5.0mm x 5.0mm (0.03mm thick) Copper Pads to each terminal. (3) 8.3ms single half sine-wave, or equivalent square wave, Duty cycle = 4 pulses per minutes maximum. (4) VF