SA5.0 thru SA180CA
Transient Voltage Suppressors
Peak Pulse Power 500W Stand Off Voltage 5.0 to 180V
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 10/100us
waveform, repetition rate (duty cycle): 0.01%
High temperature soldering guaranteed:
265
o
C/10 seconds, 0.375" (9.5mm) lead length, 5lbs.
(2.3kg) tension
Mechanical Data
Case: JEDEC DO-204AC(DO-15) 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: 0.015oz., 0.4g
Devices for Bidirectional Applications
For bidirectional use C or CA suffix. (e.g. SA5.0C, SA170CA). Electrical characteristics apply in both directions.
Maximum Ratings and Thermal Characteristics
(Ratings at 25
o
C ambient temperature unless otherwise specified.)
Parameter
Peak pulse power dissipation with a 10/1000
us
waveform
(1)
(Fig. 1)
Peak pulse current with a 10/1000
u
s waveform
(1)
Steady state power dissipation at T
A
=75
oC
lead lengths, 0.375" (9.5mm)
(2)
Peak forward surge current, 10ms single half sine-wave
unidirectional only
Maximum instantaneous forward voltage at 35A for
unidirectional only
Operating junction and storage temperature range
Notes:
Symbol
P
PPM
I
PPM
P
M(AV)
I
FSM
V
F
T
J
, T
STG
Value
500 (Min.)
See Next Table
3.0
70
3.5
-55 to +175
Unit
W
A
W
A
Volts
o
C
1. Non-repetitive current pulse, per Fig. 3 and derated above T
A
=25
o
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.
576
ELECTRICAL CHARACTERISTICS
TYPE
SA40
SA40A
SA43
SA43A
SA45
SA45A
SA48
SA48A
SA51
SA51A
SA54
SA54A
SA58
SA58A
SA60
SA60A
SA64
SA64A
SA70
SA70A
SA75
SA75A
SA78
SA78A
SA85
SA85A
SA90
SA90A
SA100
SA100A
SA110
SA110A
SA120
SA120A
SA130
SA130A
SA150
SA150A
SA160
SA160A
SA170
SA170A
44.4
44.4
47.8
47.8
50.0
50.0
53.3
53.3
56.7
56.7
60.0
60.0
64.4
64.4
66.7
66.7
71.1
71.1
77.8
77.8
83.3
83.3
86.7
86.7
94.4
94.4
100
100
111
111
122
122
133
133
144
144
167
167
178
178
189
189
54.3
49.1
58.4
52.8
61.1
55.3
65.1
58.9
69.3
62.7
73.3
66.3
78.7
71.2
81.5
73.7
86.9
78.6
95.1
86.0
102
92.1
106
95.8
115
104
122
111
136
123
149
135
163
147
176
159
204
185
218
197
231
209
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
40.0
40.0
43.0
43.0
45.0
45.0
48.0
48.0
51.0
51.0
54.0
54.0
58.0
58.0
60.0
60.0
64.0
64.0
70.0
70.0
75.0
75.0
78.0
78.0
85.0
85.0
90.0
90.0
100
100
110
110
120
120
130
130
150
150
160
160
170
170
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
7.0
7.8
6.5
7.2
6.2
6.9
5.8
6.5
5.5
6.1
5.2
5.7
4.9
5.3
4.7
5.2
4.4
4.9
4.0
4.4
3.7
4.1
3.6
4.0
3.3
3.6
3.1
3.4
2.8
3.1
2.6
2.8
2.3
2
2.2
2.4
1.9
2.1
1.7
1.9
1.6
1.8
71.4
64.5
76.7
69.4
80.3
72.7
85.5
77.4
91.1
82.4
96.3
87.1
103
93.6
107
96.8
114
103
125
113
134
121
139
126
151
137
160
146
179
162
196
177
214
193
231
209
268
243
287
259
304
275
51.0
46.0
55.0
50.0
58.0
52.0
63.0
56.0
66.0
61.0
71.0
65.0
78.0
70.0
80.0
71.0
86.0
76.0
94.0
85.0
101
91.0
105
95.0
114
103
121
110
135
123
148
133
162
146
175
158
203
184
217
196
230
208
Notes:
(1) VBRmeasured after It applied for 300
m It = square wave pulse or equivalent.
s.,
square or equivalent sine wave.
(2) VF = 3.5 Vmax., I F = 35 Amps. ( 6.8 Volts thru 91 Volts )
V F = 5.0 Vmax., I F = 35 Amps. ( 150 Volts thru 200 Volts ) per 1/2
PW = 8.3 ms, duty cycle = 4 pulses per minute maximum.
(3) For bidirectional types with V WM 10 Volts and less, the I
of
(4) For the bidirectional SA5.0CA, the maximum V
BRis 7.25V
R limit is doubled
Page 3 of 4
Rev.
03 : March 25, 2005
RATING AND CHARACTERISTIC CURVES ( SA5.0 - SA170A )
FIG.1 - PULSE DERATING CURVE
FIG.2 - MAXIMUM NON-REPETITIVE
SURGE CURRENT
PEAK PULSE DERATING IN % OF
PEAK POWER OR CURRENT
PEAK FORWARD SURGE
CURRENT, AMPERES
25
50
75
100
125
150
175
Ta, AMBIENT TEMPERATURE, (
C)
FIG.3 - STEADY STATE POWER DERATING
120
100
80
60
40
20
0
0
120
100
80
60
40
20
8.3 ms SINGLE HALF SINE WAVE
JEDEC METHOD
0
1
2
4 6 10 20
40 60 100
NUMBER OF CYCLES AT 60Hz
FIG.4 - PULSE RATING CURVE
PD STEADY STATE POWER DISSIPATION
,
(WATTS)
4.0
Pp,PEAK POWER (kW)
Single Phase Half Wave
60 Hz Resistive or Inductive load
100
3.0
10
2.0
1.0
1.0
0.1
0.1
s
m
200
1.0 m
s
10 m
s
100 m
s
1.0ms
0
10ms
0
25
50
75
100 125 150 175
C)
tp, PULSE WIDTH
T L, LEAD TEMPERATURE (
FIG.5 - PULSE WAVEFORM
RMS
Tr = 10
s
m
100
Peak Value
IRMS
PEAK PULSE CURRENT - % I
T J=25
C
Pulse Width (tp) is defined
as that point where the peak
current decays to 50%
of I
RSM
50
Half Value - I RMS
2
10X1000 Waveform
as defined by R.E.A.
0
tp
0
1.0
2.0
T, TIME(ms)
3.0
4.0
Page 4 of 4
Rev. 03 : March 25, 2005
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