1N5940BRLG 1N5940BRLG is a 43V Zener diode rated for 3W power dissipation in a DO-41 axial lead package. It features ±5% tolerance and an ESD rating of Class 3 (>16 kV).
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1N5940BRLG

Available from 1 distributors
Mfr Name: On Semiconductor
On Semiconductor
1N5940BRLG is a 43V Zener diode rated for 3W power dissipation in a DO-41 axial lead package. It features ±5% tolerance and an ESD rating of Class 3 (>16 kV).
✓ Total Stock: 425 pcs
$ Price Range: $0.03 - $0.09

1N5940BRLG Available from 1 distributor

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1N5940BRLG Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Impedance (Max) (Zzt)
Lead Style
Mounting Type
Operating Temperature
Power
Storage Temperature
Supplier Device Package
Tape & Reel
Termination Style
Tolerance
Voltage

1N5940BRLG Description

Short technical summary and product information.

The 1N5940BRLG is a 43V Zener diode from onsemi's 1N5913B series, designed for voltage regulation in through-hole applications. It offers a maximum power dissipation of 3W at a lead temperature of 75°C, with a derating factor of 24 mW/°C above 75°C. The device provides a nominal Zener voltage of 43V with ±5% tolerance and a maximum impedance of 53 Ω at the Zener test current.

 

This diode features a high ESD rating of Class 3 (>16 kV) per the Human Body Model, making it suitable for environments where electrostatic discharge protection is critical. It also offers a surge power rating of 98 W for 1 ms, ensuring robustness under transient conditions. The operating temperature range spans -65°C to +200°C, allowing use in extreme thermal environments.

 

The 1N5940BRLG is housed in a DO-204AL (DO-41) axial lead plastic package, which is void-free and transfer-molded for environmental protection. The leads are corrosion-resistant and solderable, with a maximum soldering temperature of 260°C for 10 seconds. The device is available in tape and reel packaging with 6000 units per reel.

1N5940BRLG Quick Information

Product Type: Zener Diode
Series: Surmetic 30
Canonical Name: 1N5940BRLG Zener Diode, 43V, 3W, Axial, DO-41
Subcategory: Single Zener Diode

1N5940BRLG Compliance

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

1N5940BRLG Estimated Pricing

Qty Low High
1+ $0.09 $0.09
200+ $0.03 $0.03
500+ $0.03 $0.03
1,000+ $0.03 $0.03

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

1N5940BRLG Features

  • 43V nominal Zener voltage with ±5% tolerance.
  • 3W power dissipation at 75°C lead temperature.
  • ESD rating Class 3 (>16 kV) per Human Body Model.
  • 98W surge power rating for 1 ms duration.
  • DO-41 axial lead package for through-hole mounting.

1N5940BRLG Applications

  • Voltage regulation in power supply circuits.
  • Overvoltage protection in industrial electronics.
  • Transient voltage suppression in automotive systems.
  • Reference voltage in precision analog circuits.

1N5940BRLG FAQs

7 frequently asked questions generated from this part’s specifications.
What is the Zener voltage of the 1N5940BRLG?

The nominal Zener voltage is 43V with a tolerance of ±5%.

What is the maximum power dissipation of this diode?

The maximum power dissipation is 3W at a lead temperature of 75°C, derated at 24 mW/°C above 75°C.

What is the package type for the 1N5940BRLG?

It is available in a DO-204AL (DO-41) axial lead plastic package for through-hole mounting.

What is the ESD rating of this Zener diode?

It has an ESD rating of Class 3 (>16 kV) per the Human Body Model.

What is the operating temperature range?

The operating and storage temperature range is -65°C to +200°C.

What is the forward voltage drop at 200 mA?

The maximum forward voltage is 1.5V at a forward current of 200 mA.

What is the maximum reverse leakage current?

The maximum reverse leakage current is 1 µA at a reverse voltage of 32.7V.

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