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1N5251B The 1N5251B is a Zener Diode from Texas Instruments with a 22V Zener Voltage and 500mW power dissipation. It is designed for through-hole mounting.
Mfr Part #:

1N5251B

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The 1N5251B is a Zener Diode from Texas Instruments with a 22V Zener Voltage and 500mW power dissipation. It is designed for through-hole mounting.
✓ Total Stock: 1,250 pcs
$ Price Range: $0.02

1N5251B 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
1,250 pcs
On Request
1250 pcs On Request 1 On Request On Request 2026-02-25 06:16:38 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.

1N5251B Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Forward Voltage
Lead Style
Mounting Type
Tolerance
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1N5251B Description

Short technical summary and product information.

The 1N5251B is a Zener Diode manufactured by Texas Instruments. This component features a Zener Voltage of 22V and a maximum power dissipation of 500mW. It has a nominal forward voltage of 1.2V at 5.6mA.

 

Designed for through-hole mounting, the 1N5251B operates within a temperature range of -65°C to 200°C. Its specifications make it suitable for various voltage regulation applications.

 

Key electrical characteristics include a reverse standoff voltage of 17V and a tolerance of 5%. The diode is unidirectional and has 2 terminals.

1N5251B Quick Information

Product Type: Zener Diode
Series: 1N5251B
Canonical Name: 1N5251B Zener Diode
Subcategory: Single

1N5251B Compliance

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

1N5251B Estimated Pricing

Qty Low High
1+ $0.02 $0.02

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

1N5251B Features

  • 22V nominal Zener voltage.
  • 500mW maximum power dissipation.
  • Through-hole mounting type.
  • Wide operating temperature range.
  • 5% tolerance.

1N5251B Applications

  • Ideal for voltage regulation in power supplies.
  • Provides a stable 22V reference voltage.
  • Used in overvoltage protection circuits.
  • Suitable for clamping applications.

1N5251B FAQs

7 frequently asked questions generated from this part’s specifications.
What is the zener voltage of the 1N5251B?

22V nominal.

What is the power dissipation of the 1N5251B?

500mW maximum.

What is the forward voltage of the 1N5251B?

1.2V nominal.

What is the tolerance of the 1N5251B?

5%.

What is the operating temperature range?

-65°C to 200°C.

What is the mounting type of the 1N5251B?

Through hole.

What is the zener current of the 1N5251B?

5.6mA nominal.

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