1.5SMC-Q Transient Voltage Suppressor Diode Series
Rating & Characteristic Curves
Pulse Derating Curve
100
Peak Pulse Derating in Percent of
Peak Power or Current
IFSM - Peak Forward Surge Current (A)
Maximum Non-Repetitive Surge Current
200
180
160
140
120
100
80
60
40
20
0
1
10
Number of Cycles at 60 Hz
100
75
50
25
10 x 1000 Waveform as Defined
by R.E.A.
0
0
25
50
75
100
125
150
175
200
Ambient Temperature (°C)
Pulse Waveform
TR=10 µs
100
IP, Peak Pulse Current (%)
Peak value (IRSM)
Half value=
Typical Junction Capacitance
100000
Bidirectional V = 0 V
CJ - Junction Capacitance (pF)
10000
Unidirectional V = 0 V
1000
Unidirectional @ VR
IRSM
2
Pulse width (TP)
is defined as that point
where the peak current
decays to 50 % of IPSM.
50
TA=25 °C
TP
10 x 1000 waveform
as defined by R.E.A.
100
0
0
1.0
2.0
T, Time (ms)
3.0
4.0
10 T = 25 °C
J
f = 1.0 MHz
Vsig = 50 mVp-p
1
1
Bidirectional @ VR
10
100
1000
VBR - Reverse Breakdown Voltage (V)
Pulse Rating Curve
100
Steady State Power Derating Curve
TA = 25 °C
Non-repetitive Pulse Waveform
Shown in Pulse Waveform Graph
6.5
6.0
5.5
Steady State Power Dissipation (W)
10 ms
PP, Peak Power (KW)
10
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0
25
50
75
100
125
150
1.0
0.1 µs
1.0 µs
10 µs
100 µs
1.0 ms
TP, Pulse Width
TL - 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.
BOURNS [ BOURNS ELECTRONIC SOLUTIONS ]
