SMBJ440A The Littelfuse Inc. SMBJ440A is a TVS Diode designed for general purpose applications. It offers a 440V reverse standoff voltage and 600W peak pulse power capability.
Mfr Part #:

SMBJ440A

Available from 1 distributors
Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. SMBJ440A is a TVS Diode designed for general purpose applications. It offers a 440V reverse standoff voltage and 600W peak pulse power capability.
Total Stock: 623 pcs
$ Price Range: $0.55

SMBJ440A Available from 1 distributor

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Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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623 pcs
623 pcs On Request 1 On Request On Request 17+ On Request On Request

SMBJ440A Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Applications
Breakdown Voltage
Clamping Voltage
Current
Halogen Free
Maximum Instantaneous Forward Voltage
Mounting Type
Operating Temperature
Peak Forward Surge Current
Peak Pulse Current
Peak Pulse Power
Peak Pulse Power Dissipation
Power
Power Dissipation
Power Line Protection
Reverse Standoff Voltage
SVHC Present
Storage Temperature
Supplier Device Package
Type
Typical Thermal Resistance
Unidirectional Channels
Voltage

SMBJ440A Description

Short technical summary and product information.

The Littelfuse Inc. SMBJ440A is a TVS (Transient Voltage Suppressor) Diode designed to protect sensitive electronic equipment from voltage transients. It features a 440V reverse standoff voltage and a 713V clamping voltage at peak pulse current.

 

With a 600W peak pulse power dissipation capability at a 10/1000μs waveform, this diode is suitable for general-purpose applications. It operates within a temperature range of -65°C to 150°C and is available in a surface mount DO-214AA (SMBJ) package.

 

The SMBJ series is designed for surface mounted applications to optimize board space and offers excellent clamping capability. It is also RoHS compliant and Halogen free.

SMBJ440A Quick Information

Product Type: TVS Diode
Series: SMBJ series
Canonical Name: SMBJ440A TVS Diode
Subcategory: TVS Diodes

SMBJ440A Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Pb-free E3

SMBJ440A Estimated Pricing

Qty Low High
1+ $0.55 $0.55

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

SMBJ440A Features

  • 600W peak pulse power dissipation (10/1000μs).
  • 440V reverse standoff voltage with 492V min breakdown.
  • 713V maximum clamping voltage at 900mA peak pulse current.
  • Surface mount DO-214AA (SMB) package.
  • Lead-free and halogen-free compliant.

SMBJ440A Applications

  • Protects I/O interfaces from voltage transients
  • Safeguards VCC bus in telecom equipment
  • Used in industrial electronic circuit protection
  • Provides ESD protection for data lines
  • Ideal for consumer electronics applications

SMBJ440A FAQs

7 frequently asked questions generated from this part’s specifications.
What is the reverse standoff voltage of the SMBJ440A?

440V.

What is the minimum breakdown voltage?

492V.

What is the maximum clamping voltage?

713V at 900mA peak pulse current.

What is the peak pulse current rating?

900mA for 10/1000μs waveform.

What package does the SMBJ440A come in?

Surface mount DO-214AA (SMB).

Is the SMBJ440A lead-free?

Yes, it is Pb-free E3 compliant.

Is the SMBJ440A halogen-free?

Yes, it is halogen free.

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