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LL4151 The Vishay Dale LL4151 is a fast switching diode designed for high-speed applications. It features a 75V repetitive peak reverse voltage and a 2A peak forward surge current.
Mfr Part #:

LL4151

Available from 2 distributors
Mfr Name: Vishay
Vishay
The Vishay Dale LL4151 is a fast switching diode designed for high-speed applications. It features a 75V repetitive peak reverse voltage and a 2A peak forward surge current.
✓ Total Stock: 5,568 pcs
$ Price Range: $0.99

LL4151 Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Braun Electronic Components ✓
Non-Authorised Inventory information
5,489 pcs
On Request
5489 pcs On Request 1 On Request On Request On Request On Request On Request
MW.FEP S.p.A. ✓
Non-Authorised Inventory information
79 pcs
On Request
79 pcs On Request 1 On Request On Request On Request 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.

LL4151 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Diode Capacitance
Forward Current
Junction Temperature
Mounting Type
Peak Forward Surge Current
Power Dissipation
Reverse Voltage
Tape & Reel
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LL4151 Description

Short technical summary and product information.

The Vishay Dale LL4151 is a silicon epitaxial planar diode designed for extreme fast switching applications. It offers a repetitive peak reverse voltage of 75V and a reverse voltage of 50V.

 

Key electrical characteristics include a peak forward surge current of 2A and a maximum forward current of 300mA. The average forward current is rated at 150mA, with a power dissipation of 500mW. Typical forward voltage is 0.88V at 50mA, and reverse current is a low 50nA at 50V.

 

This diode has a breakdown voltage of 75V and a diode capacitance of 2pF at 1MHz. Its fast switching capabilities are highlighted by a reverse recovery time of as low as 2ns.

 

The LL4151 comes in a MiniMELF glass case (SOD-80) with surface mount capability. It is available on tape and reel, with standard package options of 2.5k or 10k units.

LL4151 Quick Information

Product Type: Fast Switching Diode
Canonical Name: Vishay Dale LL4151 Fast Switching Diode
Subcategory: Fast Switching Diode

LL4151 Compliance

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

LL4151 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

LL4151 Features

  • Fast switching silicon epitaxial planar diode
  • 75V repetitive peak reverse voltage
  • 2A peak forward surge current
  • 500mW power dissipation
  • MiniMELF (SOD-80) package

LL4151 Applications

  • Ideal for voltage-controlled oscillator circuits.
  • Used in RF tuning and filtering applications.
  • Suitable for high-speed switching circuits.
  • Common in telecommunications equipment.
  • Can be used in phase-locked loop circuits.

LL4151 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the LL4151?

The maximum repetitive peak reverse voltage is 75V, with a maximum reverse voltage of 50V.

What is the current rating of the LL4151?

The maximum forward current is 300mA, and the maximum average forward current is 150mA. The peak forward surge current is 2A.

What is the forward voltage of the LL4151?

The typical forward voltage is 0.88V at 50mA, with a maximum of 1V.

What is the reverse recovery time of the LL4151?

The maximum reverse recovery time is 4ns under test conditions IF=IR=10mA, iR=1mA, and 2ns under conditions IF=10mA, VR=6V, iR=0.1xIR, RL=100Ω.

What is the package type of the LL4151?

The LL4151 is available in a surface-mount MiniMELF (SOD-80) package.

What is the diode capacitance of the LL4151?

The maximum diode capacitance is 2pF at VR=0V, f=1MHz, VHF=50mV.

What is the operating temperature range of the LL4151?

The junction temperature range is -65°C to +175°C, with a maximum junction temperature of 175°C.

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