1.5SMC SERIES
DATA SHEET
TRANSIENT VOLTAGE SUPPRESSORS – 1.5SMC SERIES
FEATURE
For surface mounted applications in order to optimize board space.
Low profile package.
Built-in strain relief.
Glass passivated junction.
Low inductance.
Excellent clamping capability.
Repetition Rate (duty cycle):0.01%.
Fast response time: typically less than 1.0ps from 0 Volts to BV min.
Typical IR less than 1μA above 10V.
High Temperature soldering: 260°C/10 seconds at terminals.
SMC/DO-214AB
MECHANICAL DATE
Case: JEDEC DO214AB. Molded plastic over glass passivated junction.
Terminal: Solder plated, solderable per MIL-STD-750, Method 2026.
Polarity: Color band denoted positive end (cathode) except Bidirectional.
Standard Packaging: 16mm tape (EIA STD RS-481).
Weight: 0.007 ounce, 0.21 grams.
DEVICES FOR BIPOLAR APPLICATION
For bidirectional use CA suffix for types 1.5SMC6.8CA thru types 1.5SMC550CA, electrical characteristics
apply in both directions.
MAXIMUM RATINGS AND CHARACTERISTICS
Ratings at 25
ambient temperature unless otherwise specified.
RATING
Peak Pulse Power Dissipation on 10/1000 s waveform
(Note1,Note2, Fig.1).
Peak Pulse Current of on 10/1000 s waveform.(Note1,Fig.3)
Steady State Power Dissipation at T
L
=75
(9.5mm) (Note2,Fig.5).
,Lead lengths.375”,
SYMBOL
P
PPM
I
PPM
P
M(AV)
I
FSM
T
J
, T
STG
VALUE
Minimum 1500
See Table
6.5
200
-65 to +150
UNITS
Watts
Amps
Watts
Amps
Peak Forward Surge Current,8.3ms Single Half Sine-Wave
Superimposed on Rated Load, (JEDEC Method) (Note 3,Fig.6).
Operating junction and Storage Temperature Range.
Notes: 1. Non-repetitive current pulse, per Fig. 3 and derated above TA = 25 per Fig. 2.
2. Mounted on 8.0mm x 8.0mm Copper Pads to each terminal.
3. 8.3ms single half sine-wave, or equivalent square wave, Duty cycle = 4 pulses per minutes maximum.
Revision:15-Dec-11
www.brightking.com
1.5SMC SERIES
RATINGS AND CHARACTERISTIC CURVES
Figure 1 - Peak Pulse Power Rating Curve
100
P
PPM
-Peak Pulse Power (kW)
(TA=25
unless otherwise noted)
Figure 2 - Pulse Derating Curve
100
Peak Pulse Power (P
PP
) or Current (I
PP
)
Derating in Percentage %
75
10
50
25
0.31x0.31" (8.0x8.0mm)
Copper Pad Area
1
0.000001
0
0.00001
0.0001
0.001
0
25
50
75
100
125
150
175
200
t
d
-Pulse Width (sec.)
T
A
- Ambient Temperature (ºC)
Figure 3 - Pulse Waveform
150
I
PPM
- Peak Pulse Current, % I
RSM
tr=10μsec
Peak Value
IPPM
TJ=25°C
Pulse Width(td) is defined
as the point where the peak
current decays to 50% of IPPM
Figure 4 - Typical Junction Capacitance
100000
Bi-directional V=0V
10000
Uni-directional V=0V
100
Cj (pF)
1000
Half Value
IPPM
IPPM
2
Uni-directional @V
R
( )
10/1000μsec. Waveform
as defined by R.E.A
100
Bi-directional @V
R
50
10
td
Tj=25C
f=1.0MHz
Vsig=50mVp-p
0
0
1.0
2.0
t-Time (ms)
3.0
4.0
1
1.0
10.0
100.0
1000.0
V
BR
- Reverse Breakdown Voltage (V)
Figure 5 - Steady State Power Dissipation Derating Curve
Figure 6 - Maximum Non-Repetitive Forward
Surge Current Uni-Directional Only
200
I
FSM
- Peak Forward Surge Current (A)
180
160
140
120
100
80
60
40
20
0
1
10
Number of Cycles at 60 Hz
100
6.5
6
5.5
5
4.5
4
3.5
3
2.5
2
1.5
1
0.5
0
0
25
50
75
100
125
150
175
T
A
- Ambient Temperature (ºC)
P
M(AV)
, Steady Sate Power
Dissipation (W)
Revision:15-Dec-11
www.brightking.com
开关电源学习小组
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
