SM712 Datasheet, PDF (2/6 Pages) Semtech Corporation – Asymmetrical TVS Diode for Extended Common-Mode RS-485

SM712
PROTECTION PRODUCTS
Absolute Maximum Rating
Rating
Peak Pulse Power (tp = 8/20µs)
Peak Pulse Current (tp = 8/20µs)
Lead Soldering Temperature
Operating Temperature
Storage Temperature
Symbol
P_pk
I_PP
T_L
T_J
T_STG
Value
400
17
260 (10 sec.)
-55 to +125
-55 to +150
Units
Watts
A
°C
°C
°C
Electrical Characteristics
SM712
Parameter
Reverse Stand-Off Voltage
Reverse Breakdown Voltage
Reverse Leakage Current
Clamping Voltage
Clamping Voltage
Junction Capacitance
Pins 1 to 3 and
2 to 3
(12V TVS)
Pins 3 to 1 and
3 to 2
(7V TVS)
Symbol
Conditions
MIN TYP MAX MIN TYP MAX
V_RWM Pin 3 to 1 or Pin 2 to 1
12
7
V_BR
I_PT = 1mA
13.3
7.5
I_R
V_{R =} V_RWM
1
20
V_C
I_PP = 5A,
tp = 8/20µs
20
10
V_C
I_PP = 17A,
tp = 8/20µs
26
12
C_j
V_R = 0V, f = 1MHz
V_R = V_RWM, f = 1MHz
75
45
75
45
Units
V
V
nA
V
V
pF
ã 2000 Semtech Corp.
2
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