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Bourns CD143ASR33 TVS Diode Array

The CD143A series Steering TVS Diode Array offers high-level ESD, EFT, and surge protection for portable electronic device ports such as cell phones, computers, and peripherals. It withstands at least ±8kV contact and ±15kV air discharge according to IEC 61000-4-2 standards, protecting Vcc and two data lines efficiently. Its compact 2.80 mm x 1.20 mm SOT-143 package makes it ideal for applications in communications, networking, imaging, and industrial electronics. This robust protection component ensures durability and reliable performance in sensitive electronics against electrostatic and transient events.

Authorized Distributors
Source:Newark
Part No:CD143A-SR3.3
Stock:6659
Inv Date:05-28-2026
Price: Unit price: $0.864
Buy/RFQ:
Source:DigiKey
Part No:CD143A-SR3.3
Stock:14690
Inv Date:05-28-2026
Price: Unit price: $1.59
Buy/RFQ:
Part No:CD143A-SR3.3
Stock:14213
Inv Date:05-28-2026
Price: Unit price: $0.28
Buy/RFQ:
Part No:CD143A-SR3.3
Stock:8400
Inv Date:05-28-2026
Price: Unit price: $0.3862
Buy/RFQ:
Part No:CD143A-SR3.3
Stock:8400
Inv Date:05-28-2026
Price: Unit price: $0.3862
Buy/RFQ:
Source:Arrow EU
Part No:CD143A-SR3.3
Stock:6000
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Part No:CD143A-SR3.3
Stock:9000
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:

Bourns CD143ASR33 TVS Diode Array Specifications:

  • Dimensions: 2.80 mm x 1.20 mm in SOT-143 package
  • Peak Pulse Power: 200 W (8/20 μs pulse)
  • Peak Pulse Current: 12 A (8/20 μs pulse)
  • Operating Supply Voltage: 38 V (Vcc-GND)
  • ESD Protection: ±8kV contact, ±15kV air discharge per IEC 61000-4-2
  • Breakdown Voltage: Minimum 45 V at 1 mA
  • Working Peak Voltage: 28 V (SR2.8), 3.3 V (SR3.3)
  • Clamping Voltage: Max 5.0 V at 1 A, 8.2 V at 10 A
  • Reverse Leakage Current: Max 5.0 μA at Vwm
  • Capacitance: Typical 45 pF at 0 V, 1 MHz
  • Operating Temperature Range: -55°C to +125°C
  • Storage Temperature Range: -55°C to +150°C

Buy the Bourns CD143A-SR2.8~3.3 – Reliable TVS Diode Array for Industrial Applications

Secure your electronic devices with the Bourns TVS Diode Array series CD143A-SR33. Designed for robust ESD, EFT, and surge protection, this compact SOT-143 package fits easily into portable electronics, networking, and industrial applications. It withstands high electrostatic discharges up to ±8kV contact and ±15kV air, safeguarding sensitive components and ensuring reliable operation in critical environments. Order online today to benefit from fast delivery, trusted quality, and professional-grade protection for your electronics projects and manufacturing needs.

Order your Bourns Series CD143A-SR33 high-performance ESD and surge protection diode array today and ensure your portable electronics and industrial systems are safeguarded reliably.

Frequently Asked Questions

Where can I buy Bourns CD143ASR33?

You can click on the BUY or RFQ button to purchase CD143ASR33 from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part CD143ASR33?

You can download the CD143ASR33 datasheet or visit the Bourns website for support.

Who is the manufacturer of CD143ASR33?

Bourns

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