SMBJ20A

Transient Voltage Suppressor 瞬态抑制二极管 ＳＭＢＪ　Ｓｅｒｉｅｓ http://www.szshaoxin.com/ 绍 鑫 实 业 Transient Voltage Suppressors - SMBJ Series Features UNI 1. Halogen-free 2. Rohs compliant 3. Typical maximum temperature coefficient 4. ΔVBR = 0.1% xVBR@25°C x ΔT BI 5. Glass passivated Chip junction in DO-214AA package 6. 600W peak pulse capadility at 10×1000μs waveform, repetition rate(duty cycles):0.01% 7. Fast response time:typically less than 1.0ps from 0 Volts to BV min 8. Excellent clamping capability 9. Low incremental surge resistance Cathode BI Anode 10. Typical IR less than 5μA above 12V 11. High temperature soldering guaranteed: 260°C/40 seconds / 0.375”,(9.5mm) lead length, 5lbs., (2.3kg) tension UNI 12. Plastic package has underwriters laboratory flammability classification 94v-0 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. Mechanical Characteristics Rating Symbol Value Units PPPM 600 Watts PD 5 Watts IFSM 100 Amps VF 3.5/5.0 V Operating junction and Storage Temperature Range. TJ,TSTG -55°C to 150°C °C Typical Thermal Resistance Junction to Lead RuJL 20 °C/W Typical Thermal Resistance Junction to Ambient RuJA 100 °C/W Peak Pulse Power Dissipation by 10x1000μs test waveform (Fig.1)(Note 1) Steady State Power Dissipation on inifinite heat sink at TL=75ºC (Fig. 5) Peak Forward Surge Current, 8.3ms Single Half Sine Wave Unidirectional only (Note 2) Maximum Instantaneous Forward Voltage at 25A for Unidirectional only (Note 3) Notes: 1. Non-repetitive current pulse , per Fig. 3 and derated above TA = 25°C per Fig. 2. 2. Mounted on copper pad area of 0.2x0.2” (5.0 x 5.0mm) to each terminal. 3. Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional device only, duty cycle=4 per minute maximum. 4. VF