Product overview
Description
The SMA4F Transil series are designed to protect sensitive circuits against transient surges. The planar technology makes it compatible with high-end circuits where low leakage current and high junction temperature are required to provide long term reliability and stability.-
All features
- Peak pulse power: 400 W (10/1000 μs) and 2.5 kW (8/20 μs)
- Flat and thin package: 1 mm
- Stand-off voltage range from 5 V to 188 V
- Unidirectional type
- Low leakage current: 0.2 μA at 25 °C and 1 μA at 85 °C
- Operating Tj max: 175 °C
- High power capability at Tj max.: up to 200 W (10/1000 µs)
- Lead finishing: matte tin plating
Featured Videos
This video is presenting ESD protections and Integrated Passives around the MCU
PEP01-5841, for Power over Ethernet supply lines
Introduction to surges – EOS and ESD – definition, standards, effects and root cause
All tools & software
EDA Symbols, Footprints and 3D Models
STMicroelectronics - SMA4F22A
Speed up your design by downloading all the EDA symbols, footprints and 3D models for your application. You have access to a large number of CAD formats to fit with your design toolchain.
Symbols
Footprints
3D models
All resources
| Resource title | Version | Latest update |
|---|
SPICE models (1)
| Resource title | Version | Latest update | ||
|---|---|---|---|---|
| ZIP | 1.1 | 12 Nov 2019 |
12 Nov 2019
|
CAD Symbol & Footprint models (2)
| Resource title | Version | Latest update | ||
|---|---|---|---|---|
| ZIP | 1.0 | 18 May 2020 |
18 May 2020
|
|
| ZIP | 1.0 | 16 Mar 2020 |
16 Mar 2020
|
Quality and Reliability
| Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | Material Declaration** |
|---|---|---|---|---|---|
| SMA4F22A |
Active
|
SMA Flat | Industrial | 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 | Order from Distributors | Order from ST | Marketing Status | ECCN (US) | ECCN (EU) | Packing Type | Package | Temperature (°C) | VRM (V) (max) | Directionality | Country of Origin | Budgetary Price (US$)*/Qty | More info | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| min | max | ||||||||||||||
| SMA4F22A | 3 distributors | Free Sample Buy Direct |
Active
|
EAR99 | NEC | Tape And Reel | SMA Flat | - | - | 22 | Uni-Directional | MOROCCO | 0.067 / 1k | ||
(*) 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
