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SMBJ40A The ST SMBJ40A is a TVS Diode designed for voltage transient suppression. It features a 40V reverse standoff voltage and 600W peak pulse power capability.
Mfr Part #:

SMBJ40A

Available from 1 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The ST SMBJ40A is a TVS Diode designed for voltage transient suppression. It features a 40V reverse standoff voltage and 600W peak pulse power capability.
✓ Total Stock: 180 pcs
$ Price Range: $0.47

SMBJ40A Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Bristol Electronics ✓
Non-Authorised Inventory information
180 pcs
On Request
180 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

SMBJ40A Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Halogen Free
SVHC Present
Storage Temperature
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SMBJ40A Description

Short technical summary and product information.

The SMBJ40A from ST is a Transient Voltage Suppressor (TVS) Diode designed to protect sensitive electronic equipment from voltage transients. It offers a reverse standoff voltage of 40V and a clamping voltage of 64.5V at a peak pulse current of 9.3A.

 

With a peak pulse power rating of 600W, this TVS diode is suitable for general-purpose applications requiring robust voltage protection. It operates across a wide temperature range of -65°C to 150°C.

 

The device is housed in a surface-mount DO-214AA (SMBJ) package, optimizing board space. It is also RoHS3 compliant and Halogen free, indicating adherence to environmental standards.

SMBJ40A Quick Information

Product Type: TVS Diode
Series: SMBJ
Canonical Name: SMBJ40A TVS Diode
Subcategory: TVS Diodes

SMBJ40A Compliance

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

SMBJ40A Estimated Pricing

Qty Low High
1+ $0.47 $0.47

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

SMBJ40A Features

  • 40V reverse standoff voltage.
  • 64.5V maximum clamping voltage.
  • 600W peak pulse power.
  • Surface mount DO-214AA (SMBJ) package.
  • Wide -65°C to 150°C operating temperature.

SMBJ40A Applications

  • Protects sensitive electronic equipment.
  • Suppresses voltage transients.
  • Suitable for general purpose applications.
  • Ideal for space-constrained designs.

SMBJ40A FAQs

7 frequently asked questions generated from this part’s specifications.
What is the reverse standoff voltage of the SMBJ40A?

40V.

What is the minimum breakdown voltage?

44.4V.

What is the clamping voltage at 9.3A?

64.5V maximum.

What is the peak pulse current rating?

9.3A at 10/1000µs waveform.

What package is the SMBJ40A available in?

DO-214AA (SMB) surface-mount package.

What is the peak pulse power rating?

600W at 10/1000µs waveform.

What is the operating temperature range?

-65°C to 150°C.

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