1.5SMC-Q Transient Voltage Suppressor Diode Series
Rating & Characteristic Curves
Pulse Derating Curve
Maximum Non-Repetitive Surge Current
200
180
160
140
120
100
80
100
75
50
25
10 x 1000 Waveform as Defined
by R.E.A.
60
0
40
0
25
50
75
100
125
150
175
200
20
Ambient Temperature (°C)
0
1
10
100
Number of Cycles at 60 Hz
Pulse Waveform
Typical Junction Capacitance
100000
TR=10 µs
Peak value (IRSM)
IRSM
Bidirectional V = 0 V
Unidirectional V = 0 V
100
10000
1000
100
10
Half value=
2
Pulse width (TP)
Unidirectional @ V
R
is defined as that point
where the peak current
decays to 50 % of IPSM.
50
10 x 1000 waveform
as defined by R.E.A.
TA=25 °C
TP
T
= 25 °C
J
f = 1.0 MHz
= 50 mVp-p
Bidirectional @ V
V
0
R
sig
0
1.0
2.0
3.0
4.0
1
1
10
100
1000
T, Time (ms)
V
- Reverse Breakdown Voltage (V)
BR
Pulse Rating Curve
Steady State Power Derating Curve
6.5
6.0
5.5
100
TA = 25 °C
Non-repetitive Pulse Waveform
Shown in Pulse Waveform Graph
5.0
4.5
4.0
3.5
10
3.0
2.5
2.0
1.5
1.0
0.5
0.0
1.0
0.1 µs
1.0 µs
10 µs
100 µs
1.0 ms
10 ms
0
25
50
75
100
125
150
T , Pulse Width
P
T
L
- Lead Temperature (°C)
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
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