12V系統車燈浪湧防護方案設計
更新時間:2020-10-12來源:njkaiwei.cn
12V系統車燈浪湧防護方案設計圖:
從圖中(zhong)的防護方(fang)案(an)可以看出,電路中(zhong)選用了壹(yi)顆TVS二極(ji)管SM8S24A,反應速度快、殘壓低、共差模防護,滿足ISO7637-2 surge specification。SM8S24A是壹種高效型的電路保護器件,常用於汽車電子產品之中。汽車級TVS二極管SM8S24A特性:
? Optimized glass passivated chip
? Case: DO-218AB
? TJ = 175 °C capability suitable for high reliability and automotive requirement
? 6600 W peak pulse power capability with a 10/1000 μs waveform, repetitive rate (duty cycle):0.01 %
? Meet ISO 7637-2 5a/5b and ISO 16750 load dump test (varied by test condition)
? AEC-Q101 qualified
? Low leakage current
? Low forward voltage drop
? Very fast response time
? RoHS compliant
? Excellent clamping capability
想了解更多有關汽(qi)車車燈浪湧(yong)防護方案及電路(lu)保護器件選(xuan)型,歡迎各(ge)位前來與東沃技術溝通交(jiao)流:138 5774 8594(微信同號)陳(chen)工(gong)!