SM712 Datasheet, PDF (1/3 Pages) Semtech Corporation – Asymmetrical TVS Diode for Extended Common-Mode RS-485

VOLTAGE
SM712
7 to 12 Volts WPOATWTER 400 Watts
Features
z Small SOT-23 Package
z Protects two +12V to -7V lines
z Peak power dissipation of 400W under 8/20 s waveform
z Low Leakage
z Fast Response Time < 5 ns
z Protects One Power or I/O Port
z ESD Rating of Class 3 (>16KV) per Human Body Model
z ESD Protection to IEC 61000-4-2 Level 4
z ESD Protection to IEC 61000-4-2 Level 4
z RoHS Compliant in Lead-Free Versions
Applications
z the SM712 transient voltage suppressor(TVS) diode is designed for asymmetrical (12v to-7v)protection
in muti-point data transmission standard RS-485 applications Communication Systems & Cellular Phones
z Security Systems
z Automatic Teller Machines
z HFC Systems
z Networks
Absolute Maximum Ratings
Parameter
Peak Power Dissipation (Note 1.) @T_L = 25°C
IEC 61000-4-2 (ESD)
Air
CONTACT
ESD Voltage
Per Human Body Model
Per Machine Model
Storage Temperature Range
Operating Junction Temperature Range
1. 8 X 20 us, non–repetitive
Symbol
P_PK
T_STG
T_J
Value
400
15
8
16
400
-55 to 150
-55 to 150
Units
W
KV
KV
KV
V
°C
°C
www.shunyegroup.com.cn