SA28A Fairchild Semiconductor, SA28A Datasheet - Page 3
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SA28A
Manufacturer Part Number
SA28A
Description
TVS UNIDIRECT 500W 28V DO-15
Manufacturer
Fairchild Semiconductor
Series
SA28r
Specifications of SA28A
Voltage - Reverse Standoff (typ)
28V
Voltage - Breakdown
31.1V
Power (watts)
500W
Polarization
Unidirectional
Mounting Type
Through Hole
Package / Case
DO-204AC, DO-15, Axial
Polarity
Unidirectional
Clamping Voltage
45.4 V
Operating Voltage
28 V
Breakdown Voltage
31.1 V to 34.4 V
Termination Style
Axial
Peak Surge Current
11 A
Peak Pulse Power Dissipation
500 W
Maximum Operating Temperature
+ 175 C
Minimum Operating Temperature
- 65 C
Dimensions
3.56 (Max) mm W x 7.62 (Max) mm L
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
SA28AFS
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
SA28A
Manufacturer:
EPCOS
Quantity:
5 196
Part Number:
SA28A
Manufacturer:
VISHAY/威世
Quantity:
20 000
Company:
Part Number:
SA28ARLG
Manufacturer:
ON Semiconductor
Quantity:
7 450
Figure 5. Steady State Power Derating Curve
Typical Characteristics
Figure 1. Peak Pulse Power Rating Curve
1.6
1.4
1.2
0.8
0.6
0.4
0.2
100
150
100
0.1
10
0.0001
50
1
0
1
0
0
0
25
Peak Value
td
tf = 10 sec
Ippm
0.001
Figure 3. Pulse Waveform
50
1
Lead Temperature [ºC]
Half Value-Ipp
Pulse Width [ms]
75
0.01
Time [ms]
100
Current Decays to 50% of Ipp
T = 25 C
Pulse Width (td) is Defined
as the Point Where the Peak
as Defined by R.E.A.
10/1000 sec Waveform
2
A
2
0.1
125
º
T = 25 C
A
150
3
º
e-kt
1
175
200
10
4
Figure 4. Total Capacitance - Unidirectional
100
6000
4000
2000
1000
100
75
50
25
Figure 6. Non-Repetitive Surge Current
500
200
100
50
20
10
0
50
20
10
0
1
Transient Voltage Suppressors
1
25
Figure 2. Pulse Derating Curve
2
Number of Cycles at 60Hz
50
Ambient Temperature [ºC]
Reverse Voltage, V
5
Measured at
Stand-Off
Voltage (V mw)
5
75
10
100
T = T max
8.3ms Single Half Sine-Wave
JEDEC Method
10
A
A
125
20
R
SA5V0(C)A - SA170(C)A, Rev. D
Visg = 50m Vp-p
T = 25 C
f = 1.0 MHz
[V]
150
A
50
Measured at
Zero Bias
º
50
100
175
(continued)
200
100
200