The SZ1SMA series is designed to protect voltage sensitive components from high voltage, high energy transients. They have excellent clamping capability, high surge capability, low zener impedance and fast response time. The SZ1SMA series is supplied in cost-effective, highly reliable DO-214AC package and it is ideal for use in automotive electronic applications. Zener Transient Overvoltage Suppressors Working Peak Reverse Voltage Range −5V to 170V for uni-directional and 10 V to 78 V for bi-directional Standard Zener Breakdown Voltage Range −11.1 V to 95.83 V for bi-directional, 6.4 V to 209 V for uni-directional Peak Power − 400 W @ 1 ms ESD protection of data lines in accordance with IEC 61000-4-2 30kV(Air), 30kV (Contact) ESD Rating of Class 3 (> 16 kV) per Human Body Model Response Time is Typically Flat Handling Surface for Accurate Placement Package Design for Top Slide or Bottom Circuit VBR @TJ= VBR@25°C x (1+αT x (TJ - 25)) (αT: Temperature Coefficient)
Manufacturer: Littelfuse Inc.
Win Source Part Number: 1119799-SZ1SMA22AT3G
Packaging: Reel - TR
Type: Zener
Applications: Automotive
Mounting: SMD (SMT)
Unidirectional Channels: 1
Capacitance @ Frequency: 540pF @ 1MHz
Categories: Circuit Protection
Status: Active
Temperature Range - Operating: -65°C to 150°C (TJ)
Case / Package: SMA
STAND-OFF Voltage (Vwm): 22V
Minimum Breakdown Voltage: 24.4V
Max Clamping Voltage: 35.5V
Peak Pulse Current(Ippm): 11.3A
Power Dissipation - Pd: 400W
Popularity: Medium
Fake Threat In the Open Market: 89 pct.
Supply and Demand Status: Balance
Trans Voltage Suppressor Diode, 400W, 22V V(RWM), Unidirectional, 1 Element, Silicon, SMA, 2 PIN Product overview: SZ1SMA22AT3G from Littelfuse is a TVS Protection Diode for ESD protection, surge suppression, transient voltage clamping, communication ports, and industrial electronics. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 400W, 22V. Search-friendly keywords include TVS diode, ESD protection, surge suppression, transient voltage, 400W, 22V, TVS Protection Diode, TVS Diodes. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 144-SZ1SMA22AT3G can be used for catalog matching and distributor lookup.
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| Littelfuse, Inc. | Win Source Electronics | ERSAELECTRONICS PTE. LTD. | DigiKey | Shenzhen Shengyu Electronics Technology Limited | Utmel Electronic Limited | |
|---|---|---|---|---|---|---|
| Product Category | Zener Diodes | Transient Voltage Suppressor Diodes (TVS) | Transient Voltage Suppressor Diodes (TVS) | Transient Voltage Suppressor Diodes (TVS) | Transient Voltage Suppressor Diodes (TVS) | Transient Voltage Suppressor Diodes (TVS) |
| Product Number | SZ1SMA22AT3G | 1119799-SZ1SMA22AT3G | 144-SZ1SMA22AT3G | F11511DKR-ND | SZ1SMA22AT3G | 461-SZ1SMA22AT3G |
| Product Name | 400W in SMA Package | TVS - TVS - Diodes - SZ1SMA22AT3G | 400W 22V TVS Protection Diode | TVS Diodes | Circuit Protection - Transient Voltage Suppressors (TVS) - TVS Diodes | TVS DIODE 22V 35.5V SMA |
| RoHS Compliant | RoHS | RoHS | RoHS | |||
| PD | 400000 milliwatts | |||||
| Package | SMA; SMA | SMA; DO-214AC, SMA | SMA; SMA | SMA; DO-214AC, SMA | ||
| VWM | 22 volts | |||||
| IPPM | 11.3 amps |
