1N4449 The Texas Instruments 1N4449 is a high-speed switching diode in a DO-35 glass case. It offers a peak reverse voltage of 100V and a maximum forward DC current of 200mA.
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1N4449

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Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments 1N4449 is a high-speed switching diode in a DO-35 glass case. It offers a peak reverse voltage of 100V and a maximum forward DC current of 200mA.
✓ Total Stock: 9,800 pcs
$ Price Range: $0.99

1N4449 Available from 1 distributor

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1N4449 Specifications Quick View

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1N4449 Description

Short technical summary and product information.

The 1N4449 is a high-speed switching diode manufactured by Texas Instruments, designed for applications requiring fast switching characteristics. It features a maximum reverse voltage of 75V and a peak reverse voltage of 100V, making it suitable for various signal processing tasks.

 

With a maximum forward DC current rating of 200mA and a surge forward current of 2A, this diode can handle moderate current loads. Its power dissipation is rated at 500mW at 25°C ambient temperature, with a maximum junction temperature of 200°C.

 

The diode exhibits a high switching speed with a maximum reverse recovery time of 4ns. Electrical characteristics include a forward voltage drop of 0.73V maximum at 5mA and a diode capacitance of 2pF maximum at 1MHz and 0V reverse voltage.

 

Packaged in a standard DO-35 glass case, the 1N4449 is designed for through-hole mounting with axial terminations. Its mechanical data indicates a weight of approximately 0.13g.

1N4449 Quick Information

Product Type: High Speed Switching Diode
Canonical Name: 1N4449 High Speed Switching Diode
Subcategory: RF Diode

1N4449 Compliance

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

1N4449 Estimated Pricing

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1+ $0.99 $0.99

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

1N4449 Features

  • High switching speed up to 4 ns.
  • Maximum reverse voltage of 75 V.
  • Peak reverse voltage up to 100 V.
  • Maximum forward DC current of 200 mA.
  • DO-35 glass case package.

1N4449 Applications

  • Suitable for high-speed switching applications.
  • Used in RF signal filtering circuits.
  • Ideal for signal diode in electronic circuits.
  • Applicable in low-current switching and protection.
  • Suitable for high-frequency and fast switching circuits.

1N4449 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum reverse voltage for the 1N4449 diode?

The maximum reverse voltage for the 1N4449 diode is 75 V.

What is the peak reverse voltage of the 1N4449?

The peak reverse voltage of the 1N4449 is 100 V.

What is the maximum forward DC current for the 1N4449?

The maximum forward DC current for the 1N4449 is 200 mA.

What is the reverse recovery time of the 1N4449 diode?

The reverse recovery time of the 1N4449 diode is a maximum of 4 ns.

What package type is the 1N4449 diode supplied in?

The 1N4449 diode is supplied in a DO-35 glass case.

What is the maximum power dissipation for the 1N4449 diode?

The maximum power dissipation for the 1N4449 diode is 500 mW at 25°C.

What is the maximum junction temperature for the 1N4449 diode?

The maximum junction temperature for the 1N4449 diode is 200°C.

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