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Part Number SMDA03
Manufacturer Microsemi Corporation
Description TVS DIODE 3.3VWM 9VC 8SO
Datasheet SMDA03 Datasheet
Package 8-SOIC (0.154", 3.90mm Width)
In Stock 1,314 piece(s)
Unit Price Request a Quote
Lead Time Can Ship Immediately
Estimated Delivery Time Sep 24 - Sep 29 (Choose Expedited Shipping)
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Part Number # SMDA03 (TVS - Diodes) is manufactured by Microsemi Corporation and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For SMDA03 specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add SMDA03 with quantity into BOM. does NOT require any registration to request a quote of SMDA03.

SMDA03 Specifications

ManufacturerMicrosemi Corporation
CategoryCircuit Protection - TVS - Diodes
Datasheet SMDA03Datasheet
Package8-SOIC (0.154", 3.90mm Width)
Unidirectional Channels4
Bidirectional Channels-
Voltage - Reverse Standoff (Typ)3.3V
Voltage - Breakdown (Min)4V
Voltage - Clamping (Max) @ Ipp9V
Current - Peak Pulse (10/1000µs)5A (8/20µs)
Power - Peak Pulse300W
Power Line ProtectionNo
ApplicationsGeneral Purpose
Capacitance @ Frequency600pF @ 1MHz
Operating Temperature-55°C ~ 150°C (TJ)
Mounting TypeSurface Mount
Package / Case8-SOIC (0.154", 3.90mm Width)
Supplier Device Package8-SO

SMDA03 Reviews

Average User Rating
5 / 5 (93)
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August 14, 2020

Everything is good. Well made terminal blocks. Good consistency and I found no bad ones in the bunch.


August 7, 2020

Fantastic transaction, very fast delivery. Highly recommended. Thank you.


August 2, 2020

Awesome selection for all electronic parts here! Great service when it is needed too! Prices are competitive as well. Thank you!


July 27, 2020

Heisener is on a very short list of companies I highly recommend without any hesitation. From stock, pricing, ease of ordering and great service, they have it all.


July 26, 2020

The capacitors were exactly the ones I wanted. Perfect fit.


July 20, 2020

Works just like the original one and even has the correct connectors installed.


July 17, 2020

I love your products are well organized. You make it easy to spend $$$! Lol. Keep up the good work folks!


July 9, 2020

They are great as I need, I give 5 stars.


July 9, 2020

Worked perfectly for my application. Worked like a charm!


July 6, 2020

Purchased this in May and didn't use it until last week. worked and all was good.

SMDA03 Guarantees

Service Guarantee

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantee

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

SMDA03 Packaging

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