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The SM4TY Transil series has been designed to protect sensitive automotive circuits against surges defined in ISO 7637-2 and against electrostatic discharges according to ISO 10605.
The planar technology makes it compatible with high-end circuits where low leakage current and high junction temperature are required to provide reliability and stability over time. SM4TY devices are packaged in SMA (SMA footprint in accordance with IPC 7531 standard).
Key Features
- Peak pulse power:
- 400 W (10/1000 μs)
- 2.3 kW (8/20 μs)
- Stand-off voltage range: from 5 V to 70 V
- Unidirectional and bidirectional types
- Low leakage current:
- 0.2 μA at 25 °C
- 1 μA at 85 °C
- Operating Tj max: 150 °C
- High power capability at Tjmax:
- 270 W (10/1000 μs)
- JEDEC registered package outline
- Resin meets UL 94, V0
- AEC-Q101 qualified
- Peak pulse power:
Featured Videos
Introduction to surges – EOS and ESD – definition, standards, effects and root cause
All tools & software
All resources
Product Specifications (1)
| Resource title | Latest update | |||
|---|---|---|---|---|
| 12 Oct 2015 |
12 Oct 2015
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Application Notes (2)
| Resource title | Latest update | |||
|---|---|---|---|---|
| 03 Apr 2020 |
03 Apr 2020
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| 09 Jul 2019 |
09 Jul 2019
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Technical Notes & Articles (1)
| Resource title | Latest update | |||
|---|---|---|---|---|
| 08 Sep 2015 |
08 Sep 2015
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Flyers (2)
| Resource title | Latest update | |||
|---|---|---|---|---|
| 02 Mar 2020 |
02 Mar 2020
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| 20 Feb 2019 |
20 Feb 2019
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Selection Guides (1)
| Resource title | Latest update | |||
|---|---|---|---|---|
| 24 Mar 2020 |
24 Mar 2020
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Brochures (1)
| Resource title | Latest update | |||
|---|---|---|---|---|
| 23 Mar 2020 |
23 Mar 2020
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CAD/EDA Symbols, Footprints and Models
All resources
HW Model, CAD Libraries & SVD (1)
| Resource title | Latest update | |||
|---|---|---|---|---|
| ZIP | 24 May 2016 |
24 May 2016
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Quality and Reliability
| Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | Material Declaration** |
|---|---|---|---|---|---|
| SM4T10AY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T10CAY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T12AY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T12CAY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T14AY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T14CAY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T15AY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T15CAY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T18AY |
Active
|
SMA | Automotive | Ecopack2 |
|
| SM4T18CAY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T21AY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T21CAY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T23AY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T23CAY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T26AY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T26CAY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T28AY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T28CAY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T30AY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T30CAY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T33AY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T33CAY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T35AY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T35CAY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T39AY |
Active
|
SMA | Automotive | Ecopack2 |
|
| SM4T39CAY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T47AY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T47CAY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T50AY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T50CAY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T56AY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T56CAY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T68AY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T68CAY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T6V7AY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T6V7CAY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T7V6AY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T7V6CAY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T82AY |
Active
|
SMA | Automotive | Ecopack2 | |
| SM4T82CAY |
Active
|
SMA | Automotive | Ecopack2 |
SM4T18AY
Package:
SMAMaterial Declaration**:
SM4T39AY
Package:
SMAMaterial Declaration**:
(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.
Sample & Buy
| Part Number | Order from Distributors | Order from ST | Marketing Status | ECCN (US) | ECCN (EU) | Packing Type | Package | Temperature (°C) | Breakdown Voltage (V) (typ) | Directionality | Country of Origin | Budgetary Price (US$)*/Qty | More info | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| min | max | ||||||||||||||
| SM4T14AY | No availability of distributors reported, please contact our sales office |
Active
|
EAR99 | NEC | Tape And Reel | SMA | -55 | 150 | 14 | Uni-Directional | CHINA | 0.153 / 200 | |||
| SM4T30AY | 1 distributors | Buy now |
Active
|
EAR99 | NEC | Tape And Reel | SMA | -55 | 150 | 30.4 | Uni-Directional | CHINA | 0.153 / 200 | ||
| SM4T28CAY | 7 distributors | Buy now |
Active
|
EAR99 | NEC | Tape And Reel | SMA | -55 | 150 | 28.1 | Bi-Directional | CHINA | 0.166 / 200 | ||
| SM4T15AY | 3 distributors | Buy now |
Active
|
EAR99 | NEC | Tape And Reel | SMA | -55 | 150 | 15.2 | Uni-Directional | CHINA | 0.153 / 200 | ||
| SM4T7V6AY | 3 distributors | Buy now |
Active
|
EAR99 | NEC | Tape And Reel | SMA | -55 | 150 | 7.58 | Uni-Directional | CHINA | 0.153 / 200 | ||
| SM4T33AY | 2 distributors | Buy now |
Active
|
EAR99 | NEC | Tape And Reel | SMA | -55 | 150 | 32.7 | Uni-Directional | CHINA | 0.153 / 200 | ||
| SM4T6V7CAY | 4 distributors | Buy now |
Active
|
EAR99 | NEC | Tape And Reel | SMA | -55 | 150 | 6.74 | Bi-Directional | CHINA | 0.166 / 200 | ||
| SM4T30CAY | 5 distributors | Buy now |
Active
|
EAR99 | NEC | Tape And Reel | SMA | -55 | 150 | 30.4 | Bi-Directional | CHINA | 0.166 / 200 | ||
| SM4T82CAY | 3 distributors | Buy now |
Active
|
EAR99 | NEC | Tape And Reel | SMA | -55 | 150 | 81.9 | Bi-Directional | MOROCCO | 0.166 / 200 | ||
| SM4T10AY | 2 distributors | Buy now |
Active
|
EAR99 | NEC | Tape And Reel | SMA | -55 | 150 | 9.9 | Uni-Directional | CHINA | 0.153 / 200 | ||
| SM4T47AY | 3 distributors | Buy now |
Active
|
EAR99 | NEC | Tape And Reel | SMA | -55 | 150 | 46.7 | Uni-Directional | MOROCCO | 0.153 / 200 | ||
| SM4T21AY | 4 distributors | Buy now |
Active
|
EAR99 | NEC | Tape And Reel | SMA | -55 | 150 | 21.1 | Uni-Directional | CHINA | 0.153 / 200 | ||
| SM4T21CAY | 5 distributors | Buy now |
Active
|
EAR99 | NEC | Tape And Reel | SMA | -55 | 150 | 21.1 | Bi-Directional | CHINA | 0.166 / 200 | ||
| SM4T7V6CAY | 1 distributors | Buy now |
Active
|
EAR99 | NEC | Tape And Reel | SMA | -55 | 150 | 7.58 | Bi-Directional | CHINA | 0.166 / 200 | ||
| SM4T28AY | 4 distributors | Buy now |
Active
|
EAR99 | NEC | Tape And Reel | SMA | -55 | 150 | 28.1 | Uni-Directional | CHINA | 0.153 / 200 | ||
| SM4T23AY | 1 distributors |
Active
|
EAR99 | NEC | Tape And Reel | SMA | -55 | 150 | 23.4 | Uni-Directional | CHINA | 0.153 / 200 | |||
| SM4T23CAY | 1 distributors |
Active
|
EAR99 | NEC | Tape And Reel | SMA | -55 | 150 | 23.4 | Bi-Directional | CHINA | 0.166 / 200 | |||
| SM4T14CAY | 3 distributors | Buy now |
Active
|
EAR99 | NEC | Tape And Reel | SMA | -55 | 150 | 14 | Bi-Directional | CHINA | 0.166 / 200 | ||
| SM4T68AY | 6 distributors | Buy now |
Active
|
EAR99 | NEC | Tape And Reel | SMA | -55 | 150 | 67.8 | Uni-Directional | MOROCCO | 0.153 / 200 | ||
| SM4T68CAY | 4 distributors | ||||||||||||||