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HomeProductsCircuit ProtectionTVS - DiodesCD143A-SR3.3
CD143A-SR3.3 Image
Image may be representation.
See specifications for product details.

CD143A-SR3.3 - Bourns Inc.

Manufacturer Part Number
CD143A-SR3.3
Manufacturer
Bourns, Inc.
Allelco Part Number
32D-CD143A-SR3.3
ECAD Model
Parts Description
TVS DIODE 3.3VWM 7VC SOT143
Detailed Description
Package
TO-253-4, TO-253AA
Data sheet
CD143A-SR2.8,3.3.pdf
CD143A-SR2.8,3.3.pdf
RoHs Status
ROHS3 Compliant
In stock: 81850

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Quantity

Specifications

CD143A-SR3.3 Tech Specifications
Bourns Inc. - CD143A-SR3.3 technical specifications, attributes, parameters and parts with similar specifications to Bourns Inc. - CD143A-SR3.3

Product Attribute Attribute Value  
Manufacturer Bourns, Inc.  
Voltage - Reverse Standoff (Typ) 3.3V  
Voltage - Clamping (Max) @ Ipp 7V  
Voltage - Breakdown (Min) 3.5V  
Unidirectional Channels 2  
Type Steering (Rail to Rail)  
Supplier Device Package SOT-143  
Series -  
Power Line Protection Yes  
Product Attribute Attribute Value  
Power - Peak Pulse 200W  
Package / Case TO-253-4, TO-253AA  
Package Tape & Reel (TR)  
Operating Temperature -55°C ~ 125°C (TJ)  
Mounting Type Surface Mount  
Current - Peak Pulse (10/1000µs) 12A (8/20µs)  
Capacitance @ Frequency 4.5pF @ 1MHz  
Base Product Number CD143A  
Applications Ethernet  

Parts Introduction

Manufacturer Part Number

CD143A-SR3.3

Manufacturer

Bourns

Introduction

The CD143A-SR3.3 is a Steering Diode/Transient Voltage Suppressor array.

Product Features and Performance

Transient Voltage Suppressors (TVS) TVS Diodes

Steering (Rail to Rail) Type

Unidirectional Channels: 2

Voltage - Reverse Standoff (Typ): 3.3V

Voltage - Breakdown (Min): 4.5V

Voltage - Clamping (Max) @ Ipp: 7V

Current - Peak Pulse (10/1000µs): 12A (8/20µs)

Power - Peak Pulse: 200W

Power Line Protection: Yes

Capacitance @ Frequency: 4.5pF @ 1MHz

Operating Temperature: -55°C ~ 125°C (TJ)

Surface Mount Mounting Type

TO-253-4, TO-253AA Package / Case

SOT-143 Supplier Device Package

Product Advantages

Optimized for Ethernet applications

Low capacitance minimizing signal distortion

High power and current handling capability

Key Technical Parameters

200W Peak Pulse Power

12A Peak Pulse Current

3V Reverse Standoff Voltage

7V Clamping Voltage

5pF Capacitance @ 1MHz

Quality and Safety Features

Robust design for high reliability

Compliance with industry safety standards

Compatibility

Suitable for Ethernet applications

Compatible with Surface Mount technology

Application Areas

Ethernet networks

Communication equipment

Consumer electronics

Product Lifecycle

Active Product Status

Up-to-date and readily available

Several Key Reasons to Choose This Product

High efficacy in transient voltage suppression

Compact SOT-143 packaging for space-sensitive applications

High surge capability for robust power line protection

Wide operating temperature range ensuring performance across a range of conditions

Ideal for high-speed data line applications due to low capacitance

Parts with Similar Specifications

The three parts on the right have similar specifications to Bourns Inc. CD143A-SR3.3

Product Attribute CD143A-SR3.3 CD143A-SR2.8 CD143A-SR12 CD143A-SR70
Part Number CD143A-SR3.3 CD143A-SR2.8 CD143A-SR12 CD143A-SR70
Manufacturer Bourns Inc. Bourns Inc. Bourns Inc. Bourns Inc.
Power - Peak Pulse 200W 200W 500W -
Capacitance @ Frequency 4.5pF @ 1MHz 4.5pF @ 1MHz 10pF @ 1MHz 10pF @ 1MHz
Supplier Device Package SOT-143 SOT-143 SOT-143 SOT-143
Voltage - Breakdown (Min) 3.5V 3V 13.3V -
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Applications Ethernet Ethernet Ethernet General Purpose
Unidirectional Channels 2 2 2 2
Operating Temperature -55°C ~ 125°C (TJ) -55°C ~ 125°C (TJ) -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ)
Base Product Number CD143A CD143A CD143A CD143A
Voltage - Reverse Standoff (Typ) 3.3V 2.8V 12V (Max) -
Type Steering (Rail to Rail) Steering (Rail to Rail) Steering (Rail to Rail) Steering (Rail to Rail)
Voltage - Clamping (Max) @ Ipp 7V 5V 30V 7V
Series - - - -
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Current - Peak Pulse (10/1000µs) 12A (8/20µs) 12A (8/20µs) 16A (8/20µs) 24A (8/20µs)
Package / Case TO-253-4, TO-253AA TO-253-4, TO-253AA TO-253-4, TO-253AA TO-253-4, TO-253AA
Power Line Protection Yes Yes Yes No

CD143A-SR3.3 Datasheet PDF

Download CD143A-SR3.3 pdf datasheets and Bourns Inc. documentation for CD143A-SR3.3 - Bourns Inc..

Datasheets
CD143A-SR2.8,3.3.pdf
Environmental Information
Bourns REACH.pdf RoHS CD, CDDFN, CDNBS, CDSC, CDSOD, CDSOT Series.pdf CD143A Series Material Declaration.pdf
PCN Packaging
Mult Devs Packaging 21/Jan/2022.pdf
PCN Assembly/Origin
Select Diodes Aug/2013.pdf
HTML Datasheet
CD143A-SR2.8,3.3.pdf

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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CD143A-SR3.3 Image

CD143A-SR3.3

Bourns Inc.
32D-CD143A-SR3.3

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