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2N4857A JFET N-Channel transistor with 40V drain-source voltage, 300mW power dissipation, in a TO-18 through-hole package.
Mfr Part #:

2N4857A

Available from 1 distributors
Mfr Name: Solid State Devices Inc (SSDI)
Solid State Devices Inc (SSDI)
JFET N-Channel transistor with 40V drain-source voltage, 300mW power dissipation, in a TO-18 through-hole package.
✓ Total Stock: 10,000 pcs

2N4857A Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Components Technology Group, Inc. ✓
Non-Authorised Inventory information
10,000 pcs
On Request
10000 pcs On Request 1 On Request On Request On Request On Request On Request
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2N4857A Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Drain to Source Voltage (Vdss)
Input Capacitance (Ciss) (Max) @ Vds
Mounting Type
Power
Supplier Device Package
Tape & Reel
Voltage
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2N4857A Description

Short technical summary and product information.

The 2N4857A is an N-channel JFET (Junction Field-Effect Transistor) from Solid State Devices Inc (SSDI). It has a drain-to-source voltage rating of 40V and a maximum power dissipation of 300mW. The input capacitance is 18pF at Vds=10V. The device is packaged in a TO-206AA (TO-18-3 Metal Can) through-hole package, with the supplier device package designated as TO-18.

2N4857A Quick Information

Product Type: JFET (Junction Field-Effect Transistor)
Canonical Name: 2N4857A JFET N-Channel 40V Transistor
Subcategory: N-Channel JFET

2N4857A Compliance

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

2N4857A Features

  • 40V drain-to-source voltage rating.
  • 300mW maximum power dissipation.
  • 18pF input capacitance at 10V.
  • Through-hole TO-18 package.
  • RoHS3 compliant.

2N4857A Applications

  • Low-noise amplifier input stage.
  • Analog switch circuit.
  • Voltage-controlled resistor.

2N4857A FAQs

5 frequently asked questions generated from this part’s specifications.
What is the drain-to-source voltage rating of the 2N4857A?

40V.

What is the package type of the 2N4857A?

TO-206AA (TO-18-3 Metal Can) through-hole, supplier device package TO-18.

Is the 2N4857A RoHS compliant?

Yes, it is listed as RoHS3 compliant.

What is the input capacitance of the 2N4857A?

18pF at Vds=10V.

What is the maximum power dissipation?

300mW.

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