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Bourns SMLJ120A Transient Voltage Suppressor Diode

The SMLJ120A is a compact surface-mount Transient Voltage Suppressor diode series designed for surge and ESD protection in portable, computing, and video electronic devices. It features RoHS compliance, fast response times under 1 ps for unidirectional types, and a working peak reverse voltage up to 120 V. The device is housed in a DO-214AB (SMC) package, with a maximum pulse power dissipation of 3000 W, and operates across a temperature range of -55°C to +150°C. It provides reliable ESD and surge suppression with low leakage current and easy handling in automated manufacturing processes.

Authorized Distributors
Source:DigiKey
Part No:SMLJ120A
Stock:65
Inv Date:05-28-2026
Price: Unit price: $1.77
Buy/RFQ:
Part No:SMLJ120A
Stock:0
Inv Date:05-29-2026
Price: Unit price: $1.1
Buy/RFQ:
Part No:SMLJ120A
Stock:0
Inv Date:05-28-2026
Price: Unit price: $1.088
Buy/RFQ:
Part No:SMLJ120A
Stock:0
Inv Date:05-28-2026
Price: Unit price: $1.088
Buy/RFQ:

Bourns SMLJ120A Transient Voltage Suppressor Diode Specifications:

  • Package: DO-214AB (SMC)
  • Maximum Pulse Power Dissipation: 3000 Watts
  • Peak Forward Surge Current: 300 Amps
  • Steady State Power Dissipation: 5.0 Watts at 75°C
  • Operating Temperature Range: -55°C to +150°C
  • Storage Temperature Range: -55°C to +150°C
  • Working Peak Reverse Voltage: 120 V
  • Breakdown Voltage: 123 to 135 V
  • Peak Reverse Surge Current at 8.3 ms: 162 Amps
  • Dimensions: A (0.260-0.280 in), B (0.220-0.245 in), C (2.90-3.20 mm), D (0.006-0.112 in), E (0.305-0.320 in), F (0.05-0.20 in), G (2.01-2.62 mm), H (0.76-1.52 mm)
  • Material: Molded plastic per UL Class 94V-0
  • Weight: 0.007 ounces / 0.21 grams

Buy the Bourns SMLJ120A – Reliable Transient Voltage Suppressor for Industrial Applications

Protect your electronic devices with the high-performance Bourns SMLJ120A transient voltage suppressor diode. Designed for surge and ESD protection, this compact surface-mount device features a maximum pulse power of 3000 W, operates reliably between -55°C and +150°C, and offers fast response times for sensitive electronics. Its RoHS compliance ensures environmental safety, while the easy-to-handle DO-214AB package simplifies manufacturing. Perfect for portable communications, computing, and video equipment, order online today to secure your electronics with trusted surge and ESD protection.

Order your Bourns Series SMLJ120A today and give your electronic protection projects the dependable quality they deserve.

Frequently Asked Questions

Where can I buy Bourns SMLJ120A?

You can click on the BUY or RFQ button to purchase SMLJ120A from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part SMLJ120A?

You can download the SMLJ120A datasheet or visit the Bourns website for support.

Who is the manufacturer of SMLJ120A?

Bourns

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