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Littelfuse_-SA_New
Circuit Protection

SA28A

Active
LITTELFUSE

TVS DIODE, 500W, 28V, UNIDIR, DO-204AC

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Littelfuse_-SA_New
Circuit Protection

SA28A

Active
LITTELFUSE

TVS DIODE, 500W, 28V, UNIDIR, DO-204AC

Technical Specifications

Parameters and characteristics for this part

SpecificationSA28A
ApplicationsGeneral Purpose
Current - Peak Pulse (10/1000µs)11.2 A
Mounting TypeThrough Hole
Operating Temperature [Max]175 °C
Operating Temperature [Min]-55 °C
Package / CaseDO-15, Axial, DO-204AC
Power - Peak Pulse500 W
Power Line ProtectionFalse
Supplier Device PackageDO-204AC (DO-15)
TypeZener
Unidirectional Channels [custom]1
Voltage - Breakdown (Min) [Min]31.1 V
Voltage - Clamping (Max) @ Ipp [Max]45.4 V
Voltage - Reverse Standoff (Typ)28 V

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

DistributorPackageQuantity$Updated
DigikeyN/A 0$ 0.001m+
0$ 0.11
3505$ 0.26
4826$ 0.21
NewarkEach 1$ 0.581m+
1$ 0.33
10$ 0.31
10$ 0.48
25$ 0.29
50$ 0.27
100$ 0.25
100$ 0.35
500$ 0.28
500$ 0.20
1000$ 0.23
1000$ 0.17
2500$ 0.19
10500$ 0.14
28000$ 0.14

Description

General part information

SA28A Series

The SA Series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. Halogen-Free and RoHS compliant Typical maximum temperature coefficient ΔVBR = 0.1% × VBR@25°C Glass passivated junction 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 Low incremental surge resistance Typical IR less than 1μA above 13V High temperature soldering guaranteed: 265°C./10 seconds/ 0.375â€,(9.5mm) lead length, 51bs., (2.3kg) tension Plastic package has Underwriters Laboratory Flammability classification 94V-O Matte Tin Leadâ€"free plated