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1SMB5943BT3G 1SMB5943BT3G is a 56V 3W surface mount Zener diode from onsemi in a DO-214AA SMB package. It features ±5% tolerance and 86Ω maximum impedance.
Mfr Part #:

1SMB5943BT3G

Available from 8 distributors
Mfr Name: On Semiconductor
On Semiconductor
1SMB5943BT3G is a 56V 3W surface mount Zener diode from onsemi in a DO-214AA SMB package. It features ±5% tolerance and 86Ω maximum impedance.
Total Stock: 28,421 pcs

1SMB5943BT3G Available from 8 distributors

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1SMB5943BT3G Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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1SMB5943BT3G Description

Short technical summary and product information.

The 1SMB5943BT3G is a 56V Zener diode from onsemi's 1SMB59xxBT3G series of 3W plastic surface mount voltage regulator diodes. It is designed for general-purpose voltage regulation and protection applications.

 

Key electrical specifications include a nominal Zener voltage of 56V with ±5% tolerance, maximum power dissipation of 3W, and a maximum impedance of 86Ω at the Zener test current. Reverse leakage current is 1µA at 42.6V, and forward voltage is 1.5V at 200mA.

 

The device is housed in a DO-214AA (SMB) surface mount package and is rated for operating temperatures from -65°C to +150°C. The package is void-free transfer-molded plastic with UL 94 V-0 flammability rating and is Pb-Free.

1SMB5943BT3G Quick Information

Product Type: Zener Diode
Series: 1SMB59xxBT3G
Canonical Name: 1SMB5943BT3G Zener Diode 56V 3W SMB
Subcategory: Single Zener Diode

1SMB5943BT3G Compliance

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

1SMB5943BT3G Features

  • Nominal Zener voltage of 56V.
  • Power dissipation rating of 3W.
  • ±5% tolerance on Zener voltage.
  • Surface mount DO-214AA SMB package.
  • ESD rating Class 3 >16 kV.

1SMB5943BT3G Applications

  • Voltage regulation in power supplies.
  • Overvoltage protection circuits.
  • General purpose Zener diode applications.

1SMB5943BT3G FAQs

5 frequently asked questions generated from this part’s specifications.
What is the Zener voltage of 1SMB5943BT3G?

The nominal Zener voltage is 56V.

What is the power rating of 1SMB5943BT3G?

Maximum power dissipation is 3W.

What is the tolerance of the Zener voltage?

The tolerance is ±5%.

What is the package type for 1SMB5943BT3G?

The device is housed in a DO-214AA (SMB) surface mount package.

What is the operating temperature range?

The operating temperature range is -65°C to +150°C.

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