SM712 Datasheet, PDF (1/4 Pages) Semtech Corporation – Asymmetrical TVS Diode for Extended Common-Mode RS-485

SM712
Asymmetrical TVS Diode for Extended Common-Mode RS-485
FEATURES
● 400 watts peak pulse power (t p = 8/20µs)
● Transient protection for asymmetrical data lines to
IEC 61000-4-2 (ESD) ±15kV (air), ±8kV (contact)
IEC 61000-4-4 (EFT) 40A (5/50ns)
IEC 61000-4-5 (Lightning) 12A (8/20µs)
● Protects two +12V to -7V lines
● Low capacitance
● Low clamping voltage
● Solid-state silicon avalanche technology
SOT-23
APPLICATIONS
● Protection of RS-485 transceivers with extended
common-mode range
● Security systems
● Automatic Teller Machines
● HFC systems
● Networks
Pin Configuration
Absolute Maximum Rating _{(Tamb=25°C unless otherwise specified)}
Rating
Symbol
Value
Peak Pulse Power (tp = 8/20μs)
Peak Pulse Current (tp = 8/20μs)
P_pk
400
I_PP
17
ESD per IEC 61000-4-2 (Air)
ESD per IEC 61000-4-2 (Contact)
V_ESD
15
8
Lead Soldering Temperature
Operating Temperature
Storage Temperature
T_L
T_J
T_STG
260 (10 sec.)
-55 to +125
-55 to +150
Units
Watts
A
kV
℃
℃
℃