Littelfuse SA User Manual
Transient Voltage Suppression Diodes
Axial Leaded – 500W > SA series
SA Series
Bi-directional
Uni-directional
Agency Approvals
AGENCY AGENCY FILE NUMBER
E128662/E230531
Maximum Ratings and Thermal Characteristics
(T
=25°C unless otherwise noted)
A
Parameter Symbol Value Unit
Peak Pulse Power Dissipation by
10/1000μs Test Waveform (Fig.2)
(Note 1)
Steady State Power Dissipation on
Infinite Heat Sink at T
Peak For ward Surge Current, 8.3ms
Single Half Sine Wave Unidirectional
Only (Note 2)
Maximum Instantaneous Forward
Voltage at 35A for Unidirectional
Only (Note 3)
Operating Junction and Storage
Temperature Range
Typical Thermal Resistance Junction
to Lead
Typical Thermal Resistance Junction
to Ambient
Notes:
1. Non-repetitive current pulse , per Fig. 4 and derated above T
2. Measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 per
minute maximum.
<3.5V for devices of V
3. V
F
=75ºC (Fig. 6)
L
_< 200V and VF<5.0V for devices of VBR _> 201V.
BR
P
PPM
P
D
I
FSM
V
F
, T
T
J
R
uJL
R
uJA
500 W
3.5/5.0 V
-55 to 150 °C
STG
= 25°C per Fig. 3.
A
3.0 W
70 A
20 °C/W
75 °C/W
RoHS
Description
The SA Series is designed specifically to protect sensitive
electronic equipment from voltage transients induced by
lightning and other transient voltage events.
Features
•
VBR @TJ= VBR@25°C × (1+αT
x (TJ - 25))
(αT: Temperature Coefficient)
• Glass passivated chip
junction in DO-15 Package
• 500W peak pulse
capability at 10/1000μs
waveform, repetition rate
(duty cycles):0.01%
• Fast response time:
typically less than 1.0ps
from 0 Volts to BV min
• Excellent clamping
capability
• Typical failure mode is
short from over-specified
voltage or current
• Whisker test is conducted
based on JEDEC
JESD201A per its table 4a
and 4c
• IEC-61000-4-2 ESD
15kV(Air), 8kV (Contact).
• ESD protection of data
lines in accordance with
IEC 61000-4-2 (IEC801-2)
• EFT protection of data
lines in accordance with
IEC 61000-4-4 (IEC801-4)
• Low incremental surge
resistance
• Typical I
less than 1μA
R
above 13V
• High temperature
soldering guaranteed:
260°C/40 seconds /
0.375”,(9.5mm) lead
length, 5 lbs., (2.3kg)
tension
• Plastic package has
underwriters laboratory
flammability classification
94V-O
• Matte tin lead–free plated
• Halogen free and RoHS
compliant
Applications
TVS devices are ideal for the protection of I/O interfaces,
V
bus and other vulnerable circuits used in telecom,
CC
computer, industrial and consumer electronic applications.
Functional Diagram
Bi-directional
Cathode
Uni-directional
© 2014 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 01/24/14
Anode
Additional Information
Datasheet
Resources
Samples
Transient Voltage Suppression Diodes
Axial Leaded – 500W > SA series
Electrical Characteristics (T
Part
Number
(Uni)
Part
Number
(Bi)
=25°C unless otherwise noted)
A
Reverse
Stand off
Voltage
V
(V)
R
Breakdown Voltage
V
MIN MAX
(Volts) @ I
BR
IT
Maximum
Clamping
Voltage
V
@ I
C
(V)
Test
Current
T
(mA)
PP
Maximum
Peak Pulse
Current I
(A)
pp
Maximum
Reverse
Leakage I
@ V
(µA)
SA5.0A SA5.0CA 5.0 6.40 7. 0 0 10 9.2 55.4 600 X
SA6.0A SA6.0CA 6.0 6.67 7.37 10 10.3 49.5 600 X
SA6.5A SA6.5CA 6.5 7.22 7.98 10 11.2 45.5 400 X
SA7.0A SA7.0CA 7. 0 7.78 8.60 10 12.0 42.5 15 0 X
SA7.5A SA7.5CA 7. 5 8.33 9.21 1 12.9 39.5 50 X
SA8.0A SA8.0CA 8.0 8.89 9.83 1 13.6 37.5 25 X
SA8.5A SA8.5CA 8.5 9.44 10.40 1 14.4 35.4 10 X
SA9.0A SA9.0CA 9.0 10.00 11. 10 1 15.4 33.1 5 X
SA10A SA10CA 10.0 11.10 12.30 1 17. 0 30.0 3 X
SA11A SA11CA 11. 0 12.20 13.50 1 18.2 28.0 1 X
SA12A SA12CA 12.0 13.30 14.70 1 19.9 25.6 1 X
SA13A SA13CA 13.0 14.40 15.90 1 21.5 23.7 1 X
SA14A SA14CA 14.0 15.60 17.20 1 23.2 22.0 1 X
SA15A SA15CA 15.0 16.70 18.50 1 24.4 20.9 1 X
SA16A SA16CA 16.0 17.80 19.70 1 26.0 19.6 1 X
SA17A SA17CA 1 7. 0 18.90 20.90 1 27.6 18.5 1 X
SA18A SA18CA 18.0 20.00 22.10 1 29.2 1 7. 5 1 X
SA20A SA20CA 20.0 22.20 24.50 1 32.4 15.7 1 X
SA22A SA22CA 22.0 24.40 26.90 1 35.5 14.4 1 X
SA24A SA24CA 24.0 26.70 29.50 1 38.9 13.1 1 X
SA26A SA26CA 26.0 28.90 31.90 1 42.1 12.1 1 X
SA28A SA28CA 28.0 31.10 34.40 1 45.4 11. 2 1 X
SA30A SA30CA 30.0 33.30 36.80 1 48.4 10.5 1 X
SA33A SA33CA 33.0 36.70 40.60 1 53.3 9.6 1 X
SA36A SA36CA 36.0 40.00 44.20 1 58.1 8.8 1 X
SA40A SA40CA 40.0 44.40 49.10 1 64.5 7. 9 1 X
SA43A SA43CA 43.0 47.80 52.80 1 69.4 7. 3 1 X
SA45A SA45CA 45.0 50.00 55.30 1 72.7 7. 0 1 X
SA48A SA48CA 48.0 53.30 58.90 1 77.4 6.6 1 X
SA51A SA51CA 51.0 56.70 62.70 1 82.4 6.2 1 X
SA54A SA54CA 54.0 60.00 66.30 1 87.1 5.9 1 X
SA58A SA58CA 58.0 64.40 71.20 1 93.6 5.4 1 X
SA60A SA60CA 60.0 66.70 73.70 1 96.8 5.3 1 X
SA64A SA64CA 64.0 71.10 78.60 1 103.0 5.0 1 X
SA70A SA70CA 70.0 77.80 86.00 1 113.0 4.5 1 X
SA75A SA75CA 75.0 83.30 92.10 1 121.0 4.2 1 X
SA78A SA78CA 78.0 86.70 95.80 1 126.0 4.0 1 X
SA85A SA85CA 85.0 94.40 104.00 1 137.0 3.7 1 X
SA90A SA90CA 90.0 100.00 111.0 0 1 146.0 3.5 1 X
SA100A SA100CA 100.0 111.0 0 123.00 1 162.0 3.1
1 X
SA110A SA110CA 110.0 122.00 135.00 1 177.0 2.9 1 X
SA120A SA120CA 120.0 133.00 147.00 1 193.0 2.6 1 X
SA130A SA130CA 130.0 144.00 159.00 1 209.0 2.4 1 X
SA150A SA150CA 150.0 167.00 185.00 1 243.0 2.1 1 X
SA160A SA160CA 160.0 178.00 197.00 1 259.0 2.0 1 X
SA170A SA170CA 170.0 189.00 209.00 1 275.0 1. 9 1 X
SA180A SA180CA 180.0 200.00 233.00 1 289.0 1.7 1 X
For bidirectional type having VR of 10 volts and less, the IR limit is double.
For parts without A , the V
is + 10% and Vc is 5% higher than with A parts.
BR
R
R
Agency
Approval
Specifications are subject to change without notice.
© 2014 Littelfuse, Inc.
Revised: 01/24/14
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