SMBJ45A The SMBJ45A by Bourns is a 600W TVS diode with a peak forward surge current of 100A and a maximum forward voltage of 5.0V.
Mfr Part #:

SMBJ45A

Available from 1 distributors
Mfr Name: Bourns
Bourns
The SMBJ45A by Bourns is a 600W TVS diode with a peak forward surge current of 100A and a maximum forward voltage of 5.0V.
✓ Total Stock: 530 pcs
$ Price Range: $0.55

SMBJ45A Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
530 pcs
530 pcs On Request 1 On Request On Request 14+ On Request On Request

SMBJ45A Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Applications
Current
Mounting Type
Operating Temperature
Peak Forward Surge Current
Power
Power Dissipation
Power Line Protection
Supplier Device Package
Type
Unidirectional Channels
Voltage

SMBJ45A Description

Short technical summary and product information.

The SMBJ45A is a transient voltage suppression (TVS) diode manufactured by Bourns. It offers a minimum peak pulse power dissipation of 600W for a 1ms pulse, providing robust protection against voltage transients. The device also features a steady state power dissipation of 5.0W at a lead temperature of 75°C. For forward surge conditions, it can handle a peak forward surge current of 100A under an 8.3ms single half sine wave. The maximum instantaneous forward voltage is 5.0V at a current of 50A for unidirectional units. This TVS diode is designed for surface mount applications and is housed in an SMB package. It is suitable for use in a variety of circuit protection applications where transient voltage suppression is required.

SMBJ45A Quick Information

Product Type: TVS Diode
Series: SMBJ
Canonical Name: SMBJ45A TVS Diode
Subcategory: TVS Diodes

SMBJ45A Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

SMBJ45A Estimated Pricing

Qty Low High
1+ $0.55 $0.55

Estimated market price range - modelled values for guidance only, not live distributor offers.

SMBJ45A Features

  • 600W peak pulse power dissipation.
  • 100A peak forward surge current.
  • 5.0W steady state power dissipation.
  • 5.0V maximum forward voltage.
  • SMB surface mount package.

SMBJ45A Applications

  • ESD protection for portable electronics
  • Surge protection in computing equipment
  • IEC 61000-4-2 compliant circuit protection
  • IEC 61000-4-5 surge protection applications
  • Transient voltage suppression in video equipment

SMBJ45A FAQs

4 frequently asked questions generated from this part’s specifications.
What is the peak pulse power dissipation of the SMBJ45A?

The minimum peak pulse power dissipation is 600W for a 1ms pulse.

What is the peak forward surge current rating?

The device can handle 100A peak forward surge current under an 8.3ms single half sine wave.

What is the steady state power dissipation?

The steady state power dissipation is 5.0W at a lead temperature of 75°C.

What is the maximum forward voltage?

The maximum instantaneous forward voltage is 5.0V at a current of 50A for unidirectional units.

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