Fairchild SMCJ5.0(C)A - Manual (Page 3)

SMCJ5.0(C)A - SMCJ170(C)A
SMCJ5.0(C)A-SMCJ170(C)A, Rev. C
Transient Voltage Supressors
(continued)
Typical Characteristics
Pulse Derating Curve
0 25 50 75 100 125 150 175 200
0
25
50
75
100
AMBIENT TEMPERATURE ( C)
PU
L
S
E
P
O
W
E
R
(
%
)
º
Non-Repetitive Surge Current
1 2 5 10 20 50 100
10
20
50
100
200
NUMBER OF CYCLES AT 60Hz
F
O
R
W
A
R
D
S
URG
E
CU
RR
E
N
T
(
A
) T = T max
8.3ms Single Half Sine-Wave
JEDEC Method
A A
Peak Pulse Power Rating Curve
0.0001 0.001 0.01 0.1 1 10
0.1
1
10
100
PULSE WIDTH (ms)
P
U
L
S
E
P
O
WE
R
(
k
W) T = 25 C º
A
Junction Capacitance
1 5 10 50 100 200 400
10
100
1000
10000
20000
REVERSE VOLTAGE (V)
CA
P
A
CI
T
A
N
C
E
(
p
F
)
T = 25 C º
A
f = 1.0 MHz
Visg = 50m Vp-p
Measured at
Zero Bias
Measured at
Stand-Off
Voltage (V mw)
Pulse Waveform
0 1 2 3 4
0
50
100
150
TIME (ms)
PE
A
K
P
U
L
S
E
C
URR
EN
T
(
%
)
T = 25 C º
A
Pulse Width (td) is Defined
as the Point Where the Peak
Current Decays to 50% of Ipp
10/1000 µµµµ sec Waveform
as Defined by R.E.A.
tf = 10 µµµµ sec
e-kt
Peak Value
Ippm
Half Value-Ipp
2
td