Product overview
Description
These Trisil series have been designed to protect telecommunication equipment against lightning and transient induced by AC power lines.
They are available in SMA, SMB and DO-15 packages.
-
All features
- Repetitive peak pulse current :
IPP = 50 A (10/1000μs) - Bidirectional crowbar protection
- Low capacitance from 12pF to 20pF @ 50V
- Voltage range from 62V to 270V
- Holding current: IH = 150 mA min
- Low leakage current : IR = 2μA max
- Repetitive peak pulse current :
All resources
Resource title | Version | Latest update |
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Product Specifications (1)
Resource title | Version | Latest update | ||
---|---|---|---|---|
3.2 | 19 Sep 2016 | 19 Sep 2016 |
Application Notes (5 of 9)
Resource title | Version | Latest update | ||
---|---|---|---|---|
1.3 | 18 Feb 2022 | 18 Feb 2022 | ||
1.2 | 04 Oct 2021 | 04 Oct 2021 | ||
3.0 | 11 Apr 2022 | 11 Apr 2022 | ||
5.1 | 18 Feb 2022 | 18 Feb 2022 | ||
1.3 | 18 Feb 2022 | 18 Feb 2022 | ||
2.3 | 18 Feb 2022 | 18 Feb 2022 | ||
2.1 | 04 Oct 2021 | 04 Oct 2021 | ||
1.1 | 18 Feb 2022 | 18 Feb 2022 | ||
5.1 | 18 Feb 2022 | 18 Feb 2022 |
Flyers (2)
Resource title | Version | Latest update | ||
---|---|---|---|---|
1.0 | 29 Apr 2022 | 29 Apr 2022 | ||
1.0 | 18 Sep 2023 | 18 Sep 2023 |
Brochures (1)
Resource title | Version | Latest update | ||
---|---|---|---|---|
12.24 | 17 Dec 2024 | 17 Dec 2024 |
EDA Symbols, Footprints and 3D Models
STMicroelectronics - SMTPA
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Symbols

Footprints

3D models
All resources
Resource title | Version | Latest update |
---|
SPICE models (1)
Resource title | Version | Latest update | ||
---|---|---|---|---|
ZIP | 1.0 | 01 Aug 2015 | 01 Aug 2015 |
CAD Symbol & Footprint models (2)
Resource title | Version | Latest update | ||
---|---|---|---|---|
ZIP | 1.0 | 15 May 2020 | 15 May 2020 | |
ZIP | 1.0 | 11 Feb 2019 | 11 Feb 2019 |
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Quality and Reliability
Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | Material Declaration** |
---|---|---|---|---|---|
SMTPA100 | Active | SMB | Industrial | Ecopack2 | |
SMTPA120 | Active | SMB | Industrial | Ecopack2 | |
SMTPA130 | Active | SMB | Industrial | Ecopack2 | |
SMTPA180 | Active | SMB | Industrial | Ecopack2 | |
SMTPA200 | Active | SMB | Industrial | Ecopack2 | |
SMTPA220 | Active | SMB | Industrial | Ecopack2 | |
SMTPA240 | Active | SMB | Industrial | Ecopack2 | |
SMTPA270 | Active | SMB | Industrial | Ecopack2 | |
SMTPA320 | NRND | SMB | Industrial | Ecopack2 | |
SMTPA62 | Active | SMB | Industrial | Ecopack2 | |
SMTPA68 | Active | SMB | Industrial | Ecopack2 | |
Marketing Status
Package
SMB
Grade
Industrial
RoHS Compliance Grade
Ecopack2
Marketing Status
Package
SMB
Grade
Industrial
RoHS Compliance Grade
Ecopack2
Marketing Status
Package
SMB
Grade
Industrial
RoHS Compliance Grade
Ecopack2
Marketing Status
Package
SMB
Grade
Industrial
RoHS Compliance Grade
Ecopack2
Marketing Status
Package
SMB
Grade
Industrial
RoHS Compliance Grade
Ecopack2
Marketing Status
Package
SMB
Grade
Industrial
RoHS Compliance Grade
Ecopack2
Marketing Status
Package
SMB
Grade
Industrial
RoHS Compliance Grade
Ecopack2
Marketing Status
Package
SMB
Grade
Industrial
RoHS Compliance Grade
Ecopack2
Marketing Status
Package
SMB
Grade
Industrial
RoHS Compliance Grade
Ecopack2
Marketing Status
Package
SMB
Grade
Industrial
RoHS Compliance Grade
Ecopack2
Marketing Status
Package
SMB
Grade
Industrial
RoHS Compliance Grade
Ecopack2
(**) 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 | Marketing Status | Budgetary Price (US$)*/Qty | Order from ST | Order from distributors | Package | Packing Type | RoHS | Country of Origin | ECCN (US) | ECCN (EU) | Operating Temperature (°C) (min) | Operating Temperature (°C) (max) | VRM (V) (max) | Directionality | ||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SMTPA180 | Active | 0.171 / 500 | Available at 3 distributors Distributor availability of SMTPA180
Distributor reported inventory date: 4/2/2025 | | | | Buy from Distributor | | SMB | Tape and Reel | CHINA | EAR99 | NEC | 162 | Bi-Directional | |||||||||||||||||||||||||
SMTPA200 | Active | 0.171 / 500 | Available at 2 distributors Distributor availability of SMTPA200
Distributor reported inventory date: 4/2/2025 | | | | Buy from Distributor | | SMB | Tape and Reel | CHINA | EAR99 | NEC | 180 | Bi-Directional | |||||||||||||||||||||||||
SMTPA320 | NRND | 0.193 / 100 | Available at distributors Distributor availability of SMTPA320
Distributor reported inventory date: | | | | Buy from Distributor | | SMB | Tape and Reel | CHINA | EAR99 | NEC | 290 | Bi-Directional | |||||||||||||||||||||||||
SMTPA270 | Active | 0.171 / 500 | Available at 3 distributors Distributor availability of SMTPA270
Distributor reported inventory date: 4/2/2025 | | | | Buy from Distributor | | SMB | Tape and Reel | CHINA | EAR99 | NEC | 243 | Bi-Directional | |||||||||||||||||||||||||
SMTPA62 | Active | 0.171 / 500 | Available at 2 distributors Distributor availability of SMTPA62
Distributor reported inventory date: 4/2/2025 | | | | Buy from Distributor | | SMB | Tape and Reel | CHINA | EAR99 | NEC | 56 | Bi-Directional | |||||||||||||||||||||||||
SMTPA120 | Active | 0.171 / 500 | Available at 1 distributors Distributor availability of SMTPA120
Distributor reported inventory date: 4/2/2025 | | | | Buy from Distributor | | SMB | Tape and Reel | CHINA | EAR99 | NEC | 108 | Bi-Directional | |||||||||||||||||||||||||
SMTPA240 | Active | 0.171 / 500 | Available at 1 distributors Distributor availability of SMTPA240
Distributor reported inventory date: 3/29/2025 | | | | Buy from Distributor | | SMB | Tape and Reel | CHINA | EAR99 | NEC | 216 | Bi-Directional | |||||||||||||||||||||||||
SMTPA68 | Active | 0.171 / 500 | Available at distributors Distributor availability of SMTPA68
Distributor reported inventory date: | | | | Buy from Distributor | | SMB | Tape and Reel | CHINA | EAR99 | NEC | 61 | Bi-Directional | |||||||||||||||||||||||||
SMTPA130 | Active | 0.171 / 500 | Available at 3 distributors Distributor availability of SMTPA130
Distributor reported inventory date: 4/2/2025 | | | | Buy from Distributor | | SMB | Tape and Reel | CHINA | EAR99 | NEC | 117 | Bi-Directional | |||||||||||||||||||||||||
SMTPA220 | Active | 0.193 / 100 | Available at 2 distributors Distributor availability of SMTPA220
Distributor reported inventory date: 4/2/2025 | | | | Buy from Distributor | | SMB | Tape and Reel | CHINA | EAR99 | NEC | 198 | Bi-Directional | |||||||||||||||||||||||||
SMTPA100 | Active | 0.193 / 100 | Available at 2 distributors Distributor availability of SMTPA100
Distributor reported inventory date: 4/2/2025 | | | | Buy from Distributor | | SMB | Tape and Reel | CHINA | EAR99 | NEC | 90 | Bi-Directional |
SMTPA180 Active
Part Number:
SMTPA180
VRM (V) (max):
162
Directionality:
Bi-Directional
Farnell Element14
Stock
1665Min.Order
1MOUSER
Stock
7038Min.Order
1DIGIKEY
Stock
2943Min.Order
1Distributor reported inventory date: 4/2/2025
Stock
Min.Order
SMTPA200 Active
Part Number:
SMTPA200
VRM (V) (max):
180
Directionality:
Bi-Directional
MOUSER
Stock
3589Min.Order
1DIGIKEY
Stock
4600Min.Order
1Distributor reported inventory date: 4/2/2025
Stock
Min.Order
SMTPA320 NRND
Part Number:
SMTPA320
VRM (V) (max):
290
Directionality:
Bi-Directional
Distributor reported inventory date:
Stock
Min.Order
SMTPA270 Active
Part Number:
SMTPA270
VRM (V) (max):
243
Directionality:
Bi-Directional
ANGLIA Live
Stock
30660Min.Order
10MOUSER
Stock
2270Min.Order
1DIGIKEY
Stock
7228Min.Order
1Distributor reported inventory date: 4/2/2025
Stock
Min.Order
SMTPA62 Active
Part Number:
SMTPA62
VRM (V) (max):
56
Directionality:
Bi-Directional
Farnell Element14
Stock
1Min.Order
1DIGIKEY
Stock
17Min.Order
1Distributor reported inventory date: 4/2/2025
Stock
Min.Order
SMTPA120 Active
Part Number:
SMTPA120
VRM (V) (max):
108
Directionality:
Bi-Directional
DIGIKEY
Stock
4420Min.Order
1Distributor reported inventory date: 4/2/2025
Stock
Min.Order
SMTPA240 Active
Part Number:
SMTPA240
VRM (V) (max):
216
Directionality:
Bi-Directional
Farnell Element14
Stock
590Min.Order
1Distributor reported inventory date: 3/29/2025
Stock
Min.Order
SMTPA68 Active
Part Number:
SMTPA68
VRM (V) (max):
61
Directionality:
Bi-Directional
Distributor reported inventory date:
Stock
Min.Order
SMTPA130 Active
Part Number:
SMTPA130
VRM (V) (max):
117
Directionality:
Bi-Directional
Farnell Element14
Stock
295Min.Order
1MOUSER
Stock
1215Min.Order
1DIGIKEY
Stock
382Min.Order
1Distributor reported inventory date: 4/2/2025
Stock
Min.Order
SMTPA220 Active
Part Number:
SMTPA220
VRM (V) (max):
198
Directionality:
Bi-Directional
Farnell Element14
Stock
179Min.Order
1MOUSER
Stock
4402Min.Order
1Distributor reported inventory date: 4/2/2025
Stock
Min.Order
SMTPA100 Active
Part Number:
SMTPA100
VRM (V) (max):
90
Directionality:
Bi-Directional
MOUSER
Stock
4800Min.Order
1DIGIKEY
Stock
17Min.Order
1Distributor reported inventory date: 4/2/2025
Stock
Min.Order
(*) Suggested Resale Price (USD) per defined quantity for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office or our Distributors