SA5.0 THRU SA170CA
T
RANS
Z
ORB
TM TRANSIENT VOLTAGE SUPPRESSOR
Stand-off Voltage - 5.0 to 170 Volts Peak Pulse Power - 500 Watts
FEATURES
Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
Glass passivated junction
500W peak pulse power surge capability with a
10/1000
s waveform, repetition rate (duty cycle): 0.01%
Excellent clamping capability
Low incremental surge resistance
Fast response time: typically less
than 1.0ps from 0 Volts to V
(BR)
for uni-directional and
5.0ns for bi-directional types
For devices with V
(BR)
10V, I
D
are typically less than
1.0
A
High temperature soldering guaranteed:
265C/10 seconds 0.375" (9.5mm) lead length,
5lbs (2.3 kg) 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 uni-directional 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 ounce, 0.4 gram
DEVICES FOR BIDIRECTIONAL APPLICATIONS
For bi-directional use C or CA Suffix. (e.g. SA5.0C, SA170CA).
Electrical characteristics apply in both directions.
MAXIMUM RATINGS AND CHARACTERISTICS
Ratings at 25C ambient temperature unless otherwise specified
SYMBOL
VALUE
UNITS
Peak pulse power dissipation with a 10/1000
s waveform
(NOTE 1, FIG. 1)
P
PPM
Minimum 500
Watts
Peak pulse current with a 10/1000
s waveform
(NOTE 1)
I
PPM
SEE TABLE 1
Amps
Steady state power dissipation at T
L
=75C
lead lengths 0.375" (9.5mm)
(NOTE 2)
P
M(AV)
3.0
Watts
Peak forward surge current, 8.3ms single half
sine-wave superimposed on rated load, unidirectional only
(JEDEC Method)
(NOTE 3)
I
FSM
70
Amps
Maximum instantaneous forward voltage at 35A for
unidirectional only
V
F
3.5
Volts
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
=25C 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
1/25/99
0.034 (0.86)
0.028 (0.71)
0.140 (3.6)
0.104 (2.6)
DIA.
DIA.
1.0
MIN.
(25.4)
0.230 (5.8)
0.300 (7.6)
1.0
MIN.
(25.4)
DO-204AC
Dimensions in inches and (millimeters)
ELECTRICAL CHARACTERISTICS at (T
A
=
25C unless otherwise noted) TABLE 1 (Cont'd)
Maximum
Breakdown Voltage
Maximum
Peak Pulse
Maximum
Maximum
V
(BR)
Stand-off
Reverse
Current
Clamping
Temperature
Volts
(NOTE 1)
Test
Voltage
Leakage
I
PPM
Voltage at
Coefficient
Current
V
WM
at V
WM
(NOTE 2)
I
PPM
of V
(BR)
Device Type
MIN
MAX
at I
T
(Volts)
I
D (NOTE3)
(
A)
(Amps)
V
C
(Volts)
(mV / C)
(mA)
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
257
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) V
(BR)
measured after I
T
applied for 300
s. I
T
=square wave pulse or equivalent
(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) All terms and symbols are consistent with ANSI/IEEE C62.35
0.1
s
1
s
10
s
100
s
1,000
s
10,000
s
0.1
1.0
10
30
0
50
100
150
200
0
25
50
75
100
25
75
125
175
0
1.0
2.0
3.0
4.0
0
100
150
50
0
50
100
150
200
0
1.0
2.0
3.0
4.0
0.5
1.5
2.5
3.5
75
25
125
175
1
10
100
10
100
200
5
100
500
10
100
1,000
10,000
RATINGS AND CHARACTERISTIC CURVES SA5.0 THRU SA170CA
FIG. 1 - PEAK PULSE POWER RATING CURVE
P
PPM
, PEAK PULSE POWER, kW
t
d
, PULSE WIDTH, sec.
T
A
, AMBIENT TEMPERATURE, C
FIG. 4 - MAXIMUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT UNIDIRECTIONAL ONLY
FIG. 3 - PULSE WAVEFORM
t, TIME, ms
T
L,
LEAD TEMPERATURE,C
I
PPM
PEAK PULSE CURRENT
, %
PEAK PULSE POWER (P
pp
) or CURRENT
(I
PP
)
DERA
TING IN PERCENT
AGE, %
PEAK FOR
W
ARD SURGE CURRENT
,
AMPERES
NON-REPETITIVE
PULSE WAVEFORM
SHOWN in FIG. 3
T
A
=25C
PULSE WIDTH (td) is DEFINED
as the POINT WHERE the PEAK
CURRENT DECAYS to 50% of I
PP
t
r
=10
sec.
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
UNIDIRECTIONAL
BIDIRECTIONAL
1.6 x 1.6 x 0.040" (40 x 40 x 1mm)
COPPER HEAT SINKS
V
R
= RATED
STAND-OFF VOLTAGE
V
R
= 0
td
HALF VALUE - I
PP
2
10/1000
sec. WAVEFORM
as DEFINED by R.E.A.
PEAK VALUE
I
PPM
FIG. 5 - STEADY STATE POWER DERATING
CURVE
PM
(A
V),
STEADY
ST
A
TE POWER DISSIP
A
TION,
W
A
TTS
REVERSE VOLTAGE, VOLTS
FIG. 6 - CAPACITANCE
C - CAP
ACIT
ANCE,
pF
FIG. 2 - PULSE DERATING CURVE
IMPULSE
EXPONENTIAL
DECAY
HALF SINE
SQUARE
CURRENT WAVEFORMS
NUMBER OF CYCLES AT 60 Hz
P
PK
".5"
P
PK
P
PK
t
d
t
d
t
d
t
d
= 7tp
=0.375"(9.5mm)
LEAD LENGTHS
L
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
RATINGS AND CHARACTERISTIC CURVES SA5.0 THRU SA170CA
FIG. 7 - INCREMENTAL CLAMPING VOLTAGE CURVE
UNIDIRECTIONAL
Vc, INCREMENT
AL
CLAMPING VOL
T
AGE
Vc, INCREMENT
AL
CLAMPING VOL
T
AGE
Vc, INCREMENT
AL
CLAMPING VOL
T
AGE
Vc, INCREMENT
AL
CLAMPING VOL
T
AGE
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)
SA170
SA110
SA70
SA54
SA40
SA30
SA24
SA18
SA15
SA12
SA5.0
SA9.0
I
PP,
PEAK PULSE CURRENT, AMPS
SA170
SA110
SA70
SA40
SA24
SA15
SA5.0
SA9.0
I
PP,
PEAK PULSE CURRENT, AMPS
SA170C
SA110C
SA70C
SA60C
SA40C
SA30C
SA24C
SA15C
SA6.5C
SA9.0C
I
PP,
PEAK PULSE CURRENT, AMPS
SA170C
SA110C
SA70C
SA40C
SA24C
SA15C
SA6.5C
SA9.0C
I
PP,
PEAK PULSE CURRENT, AMPS
WAVEFORM:
10 X 1000 IMPULSE
VC=VC-V
(BR)
WAVEFORM:
10 X 1000 IMPULSE
VC=VC-V
(BR)
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