SA5.0 thru SA170CA
Vishay Semiconductors
formerly General Semiconductor
Document Number 88378
www.vishay.com
13-Jan-03
1
T
RANS
Z
ORB
®
Transient Voltage
Suppressors
Stand Off Voltage 5.0 to 170V
Peak Pulse Power 500W
Maximum Ratings and Thermal Characteristics
Ratings at 25°C ambient temperature unless otherwise specified.
Parameter
Symbol
Value
Unit
Peak pulse power dissipation with a 10/1000
µ
s
waveform
(1)
(Fig. 1)
P
PPM
500 (min.)
W
Peak pulse current with a 10/1000
µ
s waveform
(Note 1)
I
PPM
See Next Table
A
Steady state power dissipation at T
A
= 75°C
lead lengths, 0.375" (9.5mm)
(2)
P
M(AV)
3.0
W
Peak forward surge current, 10ms single half sine-wave
I
FSM
70
A
unidirectional only
Maximum instantaneous forward voltage at 35A for
V
F
3.5
V
unidirectional only
Operating junction and storage temperature range
T
J
, T
STG
55 to +175
°C
Notes
:
(1) Non-repetitive current pulse, per Fig. 3 and derated above T
A
= 25°C per Fig. 2.
(2) Mounted on copper pad area of 1.6 x 1.6" (40 x 40mm) per Fig. 5.
(3) 8.3ms single half sine-wave or equivalent square wave, duty cycle = 4 pulses per minute maximum.
0.034 (0.86)
0.028 (0.71)
Dia.
0.140 (3.6)
0.104 (2.6)
Dia.
0.230 (5.8)
0.300 (7.6)
1.0 (25.4)
min.
1.0 (25.4)
min.
Dimensions in inches and (millimeters)
D0-204AC (DO-15)
Features
· Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
· Glass passivated junction
· Excellent clamping capability
· Low incremental surge resistance
· Very fast response time
· 500W peak pulse power surge capability
with a 10/100
µ
s waveform, repetition rate
(duty cycle): 0.01%
· High temperature soldering guaranteed:
265°C/10 seconds, 0.375" (9.5mm) lead length, 5lbs.
(2.3kg) tension
Mechanical Data
Case: JEDEC DO-204AC molded plastic body over
passivated junction
Terminals: Solder plated axial leads, solderable per
MIL-STD-750, Method 2026
Polarity: For unidirectional types the color band denotes
the cathode, which is positive with respect to the anode
under normal TVS operation
Mounting Position: Any Weight: 0.015 oz., 0.4 g
Packaging Codes Options (Antistatic):
51 1K per Bulk box, 10K/carton
54 4K per 13" paper Reel
(52mm horiz. tape), 12K/carton
73 2K per horiz. tape & Ammo box, 20K/carton
Devices for Bidirectional Applications
For bidirectional use C or CA suffix. (e.g. SA5.0C, SA170CA). Electrical characteristics apply in both directions.
SA5.0 thru SA170CA
Vishay Semiconductors
formerly General Semiconductor
Document Number 88378
www.vishay.com
13-Jan-03
3
Breakdown Voltage
Maximum
Maximum
Maximum
Maximum
V
(BR)
at I
T
(1)
Test
Stand-off
Reverse
Peak Pulse
Clamping
Temperature
(V)
Current
Voltage
Leakage
Current
Voltage at
Coefficient
I
T
V
WM
at V
WM
I
PPM
(2)
I
PPM
of V
(BR)
Device Type
MIN
MAX
(mA)
(V)
I
D
(3)
(
µ
A)
(A)
V
C
(V)
(mV / °C)
SA43
47.8
58.4
1.0
43.0
1.0
6.5
76.7
55.0
SA43A
47.8
52.8
1.0
43.0
1.0
7.2
69.4
50.0
SA45
50.0
61.1
1.0
45.0
1.0
6.2
80.3
58.0
SA45A
50.0
55.3
1.0
45.0
1.0
6.9
72.7
52.0
SA48
53.3
65.2
1.0
48.0
1.0
5.8
85.5
63.0
SA48A
53.3
58.9
1.0
48.0
1.0
6.5
77.4
56.0
SA51
56.7
69.3
1.0
51.0
1.0
5.5
91.1
66.0
SA51A
56.7
62.7
1.0
51.0
1.0
6.1
82.4
61.0
SA54
60.0
73.3
1.0
54.0
1.0
5.2
96.3
71.0
SA54A
60.0
66.3
1.0
54.0
1.0
5.7
87.1
65.0
SA58
64.4
78.7
1.0
58.0
1.0
4.9
103
78.0
SA58A
64.4
71.2
1.0
58.0
1.0
5.3
93.6
70.0
SA60
66.7
81.5
1.0
60.0
1.0
4.7
107
80.0
SA60A
66.7
73.7
1.0
60.0
1.0
5.2
96.8
71.0
SA64
71.1
86.9
1.0
64.0
1.0
4.4
114
86.0
SA64A
71.1
78.6
1.0
64.0
1.0
4.9
103
76.0
SA70
77.8
95.1
1.0
70.0
1.0
4.0
125
94.0
SA70A
77.8
86.0
1.0
70.0
1.0
4.4
113
85.0
SA75
83.3
102
1.0
75.0
1.0
3.7
134
101
SA75A
83.3
92.1
1.0
75.0
1.0
4.1
121
91.0
SA78
86.7
106
1.0
78.0
1.0
3.6
139
105
SA78A
86.7
95.8
1.0
78.0
1.0
4.0
126
95.0
SA85
94.4
115
1.0
85.0
1.0
3.3
151
114
SA85A
94.4
104
1.0
85.0
1.0
3.6
137
103
SA90
100
122
1.0
90.0
1.0
3.1
160
121
SA90A
100
111
1.0
90.0
1.0
3.4
146
110
SA100
111
136
1.0
100
1.0
2.8
179
135
SA100A
111
123
1.0
100
1.0
3.1
162
123
SA110
122
149
1.0
110
1.0
2.6
196
148
SA110A
122
135
1.0
110
1.0
2.8
177
133
SA120
133
163
1.0
120
1.0
2.3
214
162
SA120A
133
147
1.0
120
1.0
2.6
193
146
SA130
144
176
1.0
130
1.0
2.2
230
175
SA130A
144
159
1.0
130
1.0
2.4
209
158
SA150
167
204
1.0
150
1.0
1.9
268
203
SA150A
167
185
1.0
150
1.0
2.1
243
184
SA160
178
218
1.0
160
1.0
1.7
287
217
SA160A
178
197
1.0
160
1.0
1.9
259
196
SA170
189
231
1.0
170
1.0
1.6
304
230
SA170A
189
209
1.0
170
1.0
1.8
275
208
Notes: (1) Pulse test: t
p
50ms
(2) Surge current waveform per Fig. 3 and derate per Fig. 2
(3) For bidirectional types with V
WM
of 10 Volts and less, the I
D
limit is doubled
(4) For the bidirectional SA5.0CA, the maximum V
BR
is 7.25V
(5) All terms and symbols are consistent with ANSI/IEEE C62.35
Electrical Characteristics
(T
A
=25°C unless otherwise noted)
SA5.0 thru SA170CA
Vishay Semiconductors
formerly General Semiconductor
www.vishay.com
Document Number 88378
4
13-Jan-03
Ratings and
Characteristic Curves
(T
A
= 25°C unless otherwise noted)
0
50
100
150
200
0
25
50
75
100
25
75
125
175
0
50
100
150
200
0
1.0
2.0
3.0
4.0
75
25
125
175
1
10
100
10
100
200
5
100
500
10
100
1,000
10,000
0.1
µ
s
1.0
µ
s
10
µ
s
100
µ
s
1.0ms
10ms
0.1
1.0
10
30
Fig. 1 Peak Pulse Power Rating Curve
P
PPM
--
Peak Pulse Power (kW)
Non-repetitive Pulse
Waveform shown in Fig. 3
T
A
= 25
°
C
td -- Pulse Width
Peak Pulse Power (P
PP
) or Current (I
PP
)
Derating in Percentage, %
T
A
-- Ambient Temperature (
°
C)
Fig. 2 Pulse Derating Curve
Fig. 4 - Maximum Non-Repetitive Forward
Surge Current Uni-Directional Only
I
FSM
--
Peak Forward Surge
Current (A)
Number of Cycles at 60 Hz
8.3ms Single Half Sine-Wave
(JEDEC Method)
P
M(A
V)
, Steady State Power
Dissipation (W)
Fig. 5 Steady State Power
Derating Curve
T
L
-- Lead Temperature (
°
C)
L = 0.375" (9.5mm)
Lead Lengths
1.6 x 1.6 x .040"
(40 x 40 x 1mm)
Copper Heat Sinks
C
J
--
Capacitance (pF)
V
WM
-- Reverse Stand-off Voltage (V)
Fig. 6 Capacitance
V
R
= 0
V
R
= Rated
Stand-off voltage
Unidirectional
Bidirectional
t
d
t
d
t
d
Current Waveforms
Impulse
Exponential
Decay
Half Sine
Square
P
PK
".5"
P
PK
P
PK
t
d
= 7 tp
0
50
100
150
I
PPM
--
Peak Pulse Current, % I
RSM
Fig. 3 Pulse Waveform
T
J
= 25
°
C
Pulse Width (td)
is defined as the point
where the peak current
decays to 50% of I
PPM
tr = 10
µ
sec.
Peak Value
I
PPM
Half Value -- IPP
I
PPM
2
td
10/1000
µ
sec. Waveform
as defined by R.E.A.
0
1.0
2.0
3.0
4.0
t -- Time (ms)
T
J
= 25
°
C
f = 1MH
Z
V
sig
= 50mV
p-p
SA5.0 thru SA170CA
Vishay Semiconductors
formerly General Semiconductor
Document Number 88378
www.vishay.com
13-Jan-03
5
Ratings and
Characteristic Curves
(T
A
= 25°C unless otherwise noted)
0.5
1
10
50
0.1
1.0
10
100
0.5
1
10
50
0.1
1.0
10
100
0.5
1
10
50
0.1
1.0
10
100
0.5
1
10
50
0.1
1.0
10
100
Fig. 7 Incremental Clamping Voltage
Curve Unidirectional
Fig. 8 Incremental Clamping Voltage
Curve Unidirectional
Fig. 9 Incremental Clamping Voltage
Curve Bidirectional
Fig. 10 Incremental Clamping Voltage
Curve Bidirectional
Waveform:
8 x 20 Impulse
VC = VC - V
(BR)
Waveform:
8 x 20 Impulse
VC = VC - V
(BR)
Waveform:
10 x 1000 Impulse
VC = VC - V
(BR)
Waveform:
10 x 1000 Impulse
VC = VC - V
(BR)
V
C
, Incremental Clamping
V
oltage
V
C
, Incremental Clamping
V
oltage
I
PP,
Peak Pulse Current (A)
I
PP,
Peak Pulse Current (A)
V
C
, Incremental Clamping
V
oltage
I
PP,
Peak Pulse Current (A)
V
C
, Incremental Clamping
V
oltage
I
PP,
Peak Pulse Current (A)
SA170
SA110
SA170
SA110
SA70
SA40
SA24
SA15
SA70
SA54
SA40
SA30
SA24
SA18
SA15
SA12
SA5.0
SA5.0
SA9.0
SA170
SA110
SA70
SA30
SA40
SA60
SA24
SA15
SA9.0
SA6.5
SA170
SA110
SA70
SA40
SA24
SA15
SA9.0
SA6.5
SA9.0
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