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HomeProductsCircuit ProtectionTVS - DiodesSM4T33CAY
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SM4T33CAY - STMicroelectronics

Manufacturer Part Number
SM4T33CAY
Manufacturer
STMicroelectronics
Allelco Part Number
32D-SM4T33CAY
ECAD Model
Parts Description
TVS DIODE 28VWM 59VC SMA
Detailed Description
Package
DO-214AC, SMA
Data sheet
SM4TxxAY, SM4TxxCAY.pdf
RoHs Status
ROHS3 Compliant
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In stock: 101150

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Specifications

SM4T33CAY Tech Specifications
STMicroelectronics - SM4T33CAY technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics - SM4T33CAY

Product Attribute Attribute Value  
Manufacturer STMicroelectronics  
Voltage - Reverse Standoff (Typ) 28V  
Voltage - Clamping (Max) @ Ipp 59V  
Voltage - Breakdown (Min) 31.1V  
Type Zener  
Supplier Device Package SMA (DO-214AC)  
Series Automotive, AEC-Q101, SM4TY, TRANSIL™  
Power Line Protection No  
Power - Peak Pulse 400W  
Product Attribute Attribute Value  
Package / Case DO-214AC, SMA  
Package Tape & Reel (TR)  
Operating Temperature -55°C ~ 150°C (TJ)  
Mounting Type Surface Mount  
Current - Peak Pulse (10/1000µs) 39A (8/20µs)  
Capacitance @ Frequency -  
Bidirectional Channels 1  
Base Product Number SM4T33  
Applications Automotive  

Parts Introduction

Manufacturer Part Number

SM4T33CAY

Manufacturer

STMicroelectronics

Introduction

Transient Voltage Suppressors (TVS) Diode in the SM4TY TRANSIL™ Series

Product Features and Performance

Single Bidirectional Zener Diode

Surface Mount SMA (DO-214AC) Package

Designed for Transient Overvoltage Protection

28V Reverse Standoff Voltage

1V Minimum Breakdown Voltage

59V Maximum Clamping Voltage at Ipp

39A Current Peak Pulse (8/20µs)

400W Peak Pulse Power

Product Advantages

AEC-Q101 Qualified for Automotive Applications

High Surge Capability

Low Leakage Current

Fast Response Time

Key Technical Parameters

Voltage - Reverse Standoff (Typ): 28V

Voltage - Breakdown (Min): 31.1V

Voltage - Clamping (Max) @ Ipp: 59V

Current - Peak Pulse (10/1000µs): 39A

Power - Peak Pulse: 400W

Operating Temperature Range: -55°C to 150°C

Quality and Safety Features

AEC-Q101 Automotive Qualification

Robust Against Repetitive Surges

Compatibility

Compatible with SMA Footprint

Surface Mount Capability for PCB Design

Application Areas

Automotive Electronic Protection

Industrial High Surge Environments

Sensitive Electronics Shielding

Product Lifecycle

Active Status

Not Nearing Discontinuation

Replacements or Upgrades Available

Several Key Reasons to Choose This Product

Optimized for Automotive Safety and Reliability

Extended Operating Temperature Range

High Reliability in Harsh Environments

Industry-Standard Package for Easy Replacement

High Power Surge Handling Capacity

Compliance with International Safety Standards

Parts with Similar Specifications

The three parts on the right have similar specifications to STMicroelectronics SM4T33CAY

Product Attribute SM4T33CAY SM4T28CAY SM4T35AY SM4T28AY
Part Number SM4T33CAY SM4T28CAY SM4T35AY SM4T28AY
Manufacturer STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics
Voltage - Reverse Standoff (Typ) 28V 24V 30V 24V
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Base Product Number SM4T33 SM4T28 SM4T35 SM4T28
Bidirectional Channels 1 1 - -
Operating Temperature -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ)
Power - Peak Pulse 400W 400W 400W 400W
Package / Case DO-214AC, SMA DO-214AC, SMA DO-214AC, SMA DO-214AC, SMA
Applications Automotive Automotive Automotive Automotive
Supplier Device Package SMA (DO-214AC) SMA (DO-214AC) SMA (DO-214AC) SMA (DO-214AC)
Power Line Protection No No No No
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Current - Peak Pulse (10/1000µs) 39A (8/20µs) 46A (8/20µs) 36A (8/20µs) 46A (8/20µs)
Type Zener Zener Zener Zener
Voltage - Clamping (Max) @ Ipp 59V 50V 64.3V 50V
Capacitance @ Frequency - - - -
Voltage - Breakdown (Min) 31.1V 26.7V 33.3V 26.7V
Series Automotive, AEC-Q101, SM4TY, TRANSIL™ Automotive, AEC-Q101, SM4TY, TRANSIL™ Automotive, AEC-Q101, SM4TY, TRANSIL™ Automotive, AEC-Q101, SM4TY, TRANSIL™

SM4T33CAY Datasheet PDF

Download SM4T33CAY pdf datasheets and STMicroelectronics documentation for SM4T33CAY - STMicroelectronics.

Datasheets
SM4TxxAY, SM4TxxCAY.pdf
PCN Packaging
2.73KHz.pdf
PCN Assembly/Origin
2.73KHz.pdf

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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SM4T33CAY Image

SM4T33CAY

STMicroelectronics
32D-SM4T33CAY

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