LL4148 The ST LL4148 is a surface mount fast switching diode designed for high-speed applications. It offers a reverse voltage of up to 75V and a forward current of 150mA.
Mfr Part #:

LL4148

Available from 1 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The ST LL4148 is a surface mount fast switching diode designed for high-speed applications. It offers a reverse voltage of up to 75V and a forward current of 150mA.
✓ Total Stock: 1,200 pcs
$ Price Range: $0.99

LL4148 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
1,200 pcs
1200 pcs On Request 1 On Request On Request 0402- On Request On Request

LL4148 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Capacitance @ Vr, F
Diode Type
Forward Current
Mounting Type
Operating Temperature Range
Power Dissipation
Speed
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LL4148 Description

Short technical summary and product information.

The ST LL4148 is a surface mount fast switching diode featuring a compact MiniMELF package. It is designed for applications requiring rapid switching speeds, with a typical reverse recovery time of 4 ns.

 

Key electrical characteristics include a maximum working inverse voltage of 75V and an average rectified output current of 150mA. The diode exhibits a maximum forward voltage of 1V at 10mA and a low reverse leakage current of 5µA at 75V.

 

With a hermetically sealed glass construction and corrosion-resistant terminals, the LL4148 is suitable for various environmental conditions. Its surface mount capability and small footprint make it ideal for space-constrained designs. The operating temperature range is from -55°C to +150°C.

 

This diode is RoHS compliant and comes in a MiniMELF (LL:34) package, facilitating automated assembly processes.

LL4148 Quick Information

Product Type: Diode
Canonical Name: LL4148 Surface Mount Fast Switching Diode
Subcategory: Switching Diode

LL4148 Compliance

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

LL4148 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

LL4148 Features

  • Fast switching device with 4ns recovery time.
  • 75V maximum reverse voltage rating.
  • 150mA average rectified output current.
  • Surface mount MiniMELF package.
  • Wide operating temperature range.

LL4148 Applications

  • High-speed switching circuits.
  • General purpose rectification.
  • Signal processing applications.
  • Compact electronic devices.

LL4148 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the maximum reverse voltage for the LL4148 diode?

The maximum reverse voltage for the LL4148 diode is 75 V.

What is the average rectified output current of the LL4148 diode?

The average rectified output current of the LL4148 diode is 150 mA.

What is the typical diode capacitance of the LL4148 at 0V and 1MHz?

The typical diode capacitance of the LL4148 at 0V and 1MHz is 4 pF.

What is the reverse recovery time for the LL4148 diode?

The reverse recovery time for the LL4148 diode is 4 ns.

What type of package does the LL4148 diode use?

The LL4148 diode uses a MiniMELF (LL:34) package, also referred to as DO-213AC or SOD-80.

What is the operating temperature range for the LL4148 diode?

The operating temperature range for the LL4148 diode is -55°C to +150°C.

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