靜電放電(ESD)保護器件CDSOT23-SM712，出自品牌伯恩斯（BOURNS），查看伯恩斯（BOURNS）CDSOT23-SM712產品手冊可知：The CDSOT23-SM712 device provides ESD, EFT and Surge protection for data ports meeting IEC 61000-4-2 (ESD), IEC 61000-4-4 (EFT) and IEC 61000-4-5 (Surge) requirements. The Transient Voltage Suppressor Array offers two TVS diodes with a Working Peak Reverse Voltage of 7 V or 12 V and Minimum Breakdown Voltage of 7.5 V or 13.3 V respectively. 

CDSOT23-SM712 Electrical Characteristics 

1)Peak Pulse Power (tp= 8/20 μs): 400W
2)Peak Pulse Current (8/20 μs): 17A
3)Minimum Breakdown Voltage @ 1 mA: 7.5V and 13.3V
4)Maximum Working Peak Voltage: 7V and 12V
5)Maximum Clamping Voltage @ IPP = 17 A: 14V and 26V
6)Maximum Leakage Current @ VWM: 20uA and 1uA
7)Typical Junction Capacitance @ 0 V, 1 MHz: 75pF

CDSOT23-SM712 Applications

Wireless systems
Network protection
Portable electronics
RS-485 port protection

CDSOT23-SM712常被應用于RS-485接口(kou)中，保(bao)護(hu)RS-485接口(kou)免受靜(jing)電放電的損(sun)壞。近年來，不少客(ke)戶(hu)帶著國際(ji)品牌(pai)（比如：伯恩斯BOURNS、力特LITTELFUSE、威世VISHAY、安森美ON、SEMTECH、PROTEK、意法ST等(deng)等(deng)）物料來尋找替代，比如替代CDSOT23-SM712、LC3311CCW、SZESD7241N2T5、RCLAMP1521PQTCT、ESDCAN05－2BWY等(deng)等(deng)。

那么，東(dong)沃電(dian)(dian)子(zi)哪顆料(liao)能夠pin to pin替(ti)代CDSOT23-SM712呢？查看(kan)東(dong)沃電(dian)(dian)子(zi)ESD二極管產品(pin)選型手(shou)冊(ce)可知，東(dong)沃（DOWO）品(pin)牌供(gong)應(ying)的SM712靜電(dian)(dian)放電(dian)(dian)（ESD）保護器件(jian)pin to pin替(ti)代CDSOT23-SM712（伯恩斯BOURNS）。查看(kan)東(dong)沃（DOWO）SM712產品(pin)手(shou)冊(ce)可知：

1)峰值脈沖功率 (tp= 8/20 μs): 400W
2)峰值脈沖電流（8/20 μs）: 12A
3)最小擊穿電壓@ 1 mA: 7.5V and 13.3V
4)工作電壓: 7V and 12V
5)鉗位電壓@ IPP = 12A: 26V
6)漏電流@ VWM: 1uA
7)結電容 @ 0 V, 1 MHz: 45pF
8)封裝形式：SOT-23

市場對于RS-485靜電防護器件SM712需求非常大，很多供應廠商沒有現貨，或者交期很長，東沃電子針對這顆料號，常年備有庫存、交期迅速、品質卓越，最關鍵的是，價格也是非常地有優勢，竭誠歡迎廣大新老客戶前來咨詢：136 7581 6901（微信同號）朱工