Circuit Protection
Product Specification
2
7
Transient Voltage Suppressors
SA
Transient Voltage Suppressors (TVS) Data Sheet
Features
■
■
■
■
■
■
■
■
■
■
Glass passivated junction
Low inductance
Excellent clamping capability
500W peak pulse power capability at 10/1000μs waveform,
repetition rate (duty cycle): 0.01%
Fast response time
Typical I
R
less than 1μA above 10V
High Temperature soldering guaranteed: 265℃/10 seconds/.375″,
(9.5mm) lead length, 5lbs (2.3kg) tension
Plastic package has underwriters laboratory flammability 94V-0
Meets MSL level 1, per J-STD-020
Safety certification: UL: E244458
Mechanical Data
■
■
■
■
■
Case: JEDEC DO-15 Moulded plastic
Terminal: Axial leads, solderable per MIL-STD-750, Method 2026
Polarity: Color band denotes cathode except bi-directional models
Mounting Position: Any
Weight: 0.42g
Applications
■
I/O interface
■
AC/DC power supply
■
Low frequency signal transmission line (RS232, RS485, etc.)
Maximum Ratings and Characteristics
Ratings at 25℃ ambient temperature unless otherwise specified.
Rating
Peak pulse power dissipation at 10/1000μs waveform
(Note1, Note2, Fig.1)
Peak pulse current of at 10/1000μs waveform (Note 1, Fig.3)
Steady state power dissipation at T
A
=50℃ (Fig.5)
Peak forward surge current, 8.3ms single half sine-wave
superimposed on rated load, (JEDEC Method) (Note3, Fig.6)
Operating junction and Storage Temperature Range.
Typical thermal resistance junction to lead
Typical thermal resistance junction to ambient
Symbol
P
PPM
I
PPM
P
M(AV)
I
FSM
T
J
,T
STG
R
θJL
R
θJA
Value
Minimum 500
See Table
3.0
70
-65 to +150
20
75
Units
Watts
Amps
Watts
Amps
℃
℃/W
℃/W
Notes: 1. Non-repetitive current pulse, per Fig.3 and derated above T
A
=25℃ per Fig.2.
2. 8.3ms single half sine-wave, or equivalent square wave, duty cycle=4 pulses per minutes maximum.
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Apr. 29, 2019 V.0
Circuit Protection
Product Specification
3
7
Transient Voltage Suppressors
Dimensions (DO-204AC/DO-15)
SA
Millimeters
Inches
Min.
1.000
0.230
0.104
0.028
Max.
-
0.300
0.140
0.034
Cathode Band
d
DIA.
s
DIA.
Symbol
Min.
L
T
25.40
5.80
2.60
0.71
Max.
-
7.60
3.60
0.86
L
T
L
d
s
Part Number Code
SA XXX C A
5% V
BR
Voltage Tolerance
Bidirectional
V
RWM
Voltage
Series Code
Ordering Code for different package
Box package: Add suffix “/B” at the end of the part number, such as SA7.0A/B
Reel package: Add suffix “/TR13” at the end of the part number, such as SA15CA/TR13
Electrical Characteristics (T
A
=25℃)
Part Number
Reverse
Stand-Off
Voltage
V
RWM
(V)
5.0
6.0
6.5
7.0
7.5
8.0
8.5
9.0
10.0
11.0
12.0
13.0
14.0
15.0
16.0
17.0
18.0
Breakdown
Voltage
@I
T
V
BR
(V)
6.40~7.00
6.67~7.37
7.22~7.98
7.78~8.60
8.33~9.21
8.89~9.83
9.44~10.40
10.00~11.10
11.10~12.30
12.20~13.50
13.30~14.70
14.40~15.90
15.60~17.20
16.70~18.50
17.80~19.70
18.90~20.90
20.00~22.10
Test
Current
I
T
(mA)
10
10
10
10
1
1
1
1
1
1
1
1
1
1
1
1
1
Maximum
Clamping
Voltage
@I
PP
V
C
(V)
9.2
10.3
11.2
12.0
12.9
13.6
14.4
15.4
17.0
18.2
19.9
21.5
23.2
24.4
26.0
27.6
29.2
Peak
Pulse
Current
I
PP
(A)
55.4
49.5
45.5
42.5
39.5
37.5
35.4
33.1
30.0
28.0
25.6
23.7
22.0
20.9
19.6
18.5
17.5
Reverse
Leakage
@V
RWM
I
R
(μA)
600
600
400
150
50
25
10
5
3
1
1
1
1
1
1
1
1
Unidirectional
SA5.0A
SA6.0A
SA6.5A
SA7.0A
SA7.5A
SA8.0A
SA8.5A
SA9.0A
SA10A
SA11A
SA12A
SA13A
SA14A
SA15A
SA16A
SA17A
SA18A
Bidirectional
SA5.0CA
SA6.0CA
SA6.5CA
SA7.0CA
SA7.5CA
SA8.0CA
SA8.5CA
SA9.0CA
SA10CA
SA11CA
SA12CA
SA13CA
SA14CA
SA15CA
SA16CA
SA17CA
SA18CA
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Apr. 29, 2019 V.0
Circuit Protection
Product Specification
5
7
Transient Voltage Suppressors
SA
Ratings and Characteristic Curves (T
A
=25℃ unless otherwise noted)
Figure 1. Peak Pulse Power Rating Curve
100
Non-repetitive pulse
waveform shown in fig.3
T
A
=25℃
Figure 2. Pulse Derating Curve
Peak Pulse Power (P
PP
) or Current (I
PP
)
Derating in Percentage %
100
P
PPM
- Peak Pulse Power (kW)
75
10
1
P
P
P
T
d
T
d
Exponentia
l
50
Half SINE
25
T
d
Square
0.1
0.1
0
0
25
50
75
100 125
150 175
200
T
A
-Ambient Temperature (℃)
1
10
100
1000
10000
t
d
-Pulse Width (µs)
Figure 3. Pulse Waveform
150
I
PPM
- Peak Pulse Current, %I
RSM
Figure 4. Typical Junction Capacitance
T
J
=25℃
Pulse Width(t
d
) is defined as
the point where the peak
current decays to 50% of I
PPM
10000
Bi-directional V=0V
t
r
=10µs
1000
Cj (pF)
Uni-directional @V
R
100
Peak Value I
PPM
100
Uni-directional V=0V
Half Value I
PPM
(I
PPM
/2)
50
10/1000µs Waveform
as defined by R.E.A
10
T
J
=25℃
f=1.0MHz
Vsig=50mVp-p
Bi-directional @V
R
0
0
t
d
1.0
2.0
t-Time (ms)
3.0
4.0
1
1
10
100
1000
V
BR
-Reverse Breakdown Voltage (V)
Figure 5. Steady State Power Dissipation Derating
Curve
3.5
Figure 6. Maximum Non-Repetitive Forward
Surge Current Uni-Directional Only
I
FSM
- Peak Forward Surve Current (A)
80
70
60
50
40
30
20
10
0
1
10
Number of Cycles at 60Hz
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Steady State Power Dissipation (W)
3
2.5
2
1.5
1
0.5
0
0
25
50
75
100 125 150
175 200
T
L
-Lead Temperature (℃)
L= 0.375″(9.5mm)
Lead Lengths
100
Apr. 29, 2019 V.0
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