Transient voltage supressors, Typical characteristics, Non-repetitive surge current – Fairchild SMCJ5.0(C)A User Manual
Page 3: Peak pulse power rating curve, Junction capacitance, Pulse waveform, Pulse derating curve
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