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UM4001B UM4001B is a single PIN diode from Microchip Technology. It features 100V reverse voltage, 3pF capacitance, 500mOhm forward resistance, and 12W power dissipation in an Axial through-hole package.
Mfr Part #:

UM4001B

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
UM4001B is a single PIN diode from Microchip Technology. It features 100V reverse voltage, 3pF capacitance, 500mOhm forward resistance, and 12W power dissipation in an Axial through-hole package.
✓ Total Stock: 2 pcs

UM4001B Available from 1 distributor

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Bristol Electronics ✓
Non-Authorised Inventory information
2 pcs
On Request
2 pcs On Request 1 On Request On Request 2026-02-25 06:16:38 On Request On Request
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UM4001B Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Capacitance @ Vr, F
Diode Type
Lead Style
Mounting Type
Power Dissipation (Max)
Resistance @ If, F
Supplier Device Package
Termination Style
Voltage
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UM4001B Description

Short technical summary and product information.

The UM4001B is a single PIN diode designed for RF applications. It offers a reverse voltage of 100V and a capacitance of 3pF at 100V and 1MHz. The forward resistance is 500mOhm at 100mA and 100MHz. With a maximum power dissipation of 12W, it is suitable for high-power RF switching and attenuator circuits. The device is housed in a hermetic glass axial package, providing through-hole mounting with axial leads. This package ensures reliability in harsh environments.

UM4001B Quick Information

Product Type: RF PIN Diode
Canonical Name: UM4001B PIN Diode
Subcategory: RF Diodes

UM4001B Compliance

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

UM4001B Features

  • Single PIN diode for RF switching.
  • 100V reverse voltage rating.
  • 3pF capacitance at 100V and 1MHz.
  • 500mOhm forward resistance at 100mA.
  • 12W maximum power dissipation.

UM4001B Applications

  • Ideal for RF switch and attenuator circuits.
  • Suitable for high-frequency signal routing.
  • Used in RF limiter and duplexer designs.
  • Applicable in wireless communication systems.

UM4001B FAQs

7 frequently asked questions generated from this part’s specifications.
What is the reverse voltage rating of the UM4001B?

100V

What is the package type of the UM4001B?

Axial (through-hole)

What is the capacitance of the UM4001B?

3pF at 100V, 1MHz

What is the forward resistance of the UM4001B?

500mOhm at 100mA, 100MHz

What is the maximum power dissipation of the UM4001B?

12W

What type of diode is the UM4001B?

Single PIN diode

What is the mounting type of the UM4001B?

Through hole

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