Mfr Part #:

SILICONIX

Mfr Name: Vishay

The Vishay Siliconix U291-E3 is an N-Channel JFET designed for various applications. It features a 30V breakdown voltage and a 500mW power rating.

✓ Total Stock: 1,160 pcs

$ Price Range: $1.32

SILICONIX 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	580 pcs On Request	580 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request
MW.FEP S.p.A. ✓ Non-Authorised Inventory information	580 pcs On Request	580 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

SILICONIX Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	New Products
Manufacturer Name	Vishay
Input Capacitance	160 pF @ 0 V
Mounting Type	Through Hole
Operating Temperature	-55°C ~ 150°C
Power Dissipation	500 mW
SVHC Present	Not Present
Supplier Device Package	TO-206AC (TO-52)

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SILICONIX Description

Short technical summary and product information.

The Vishay Siliconix U291-E3 is an N-Channel Junction Field-Effect Transistor (JFET) suitable for electronic circuits requiring specific switching or amplification characteristics. This component offers a breakdown voltage of 30V and a maximum power dissipation of 500mW.

Key electrical parameters include a typical drain current (Idss) of 200mA at 10V Vds and a typical gate cutoff voltage (VGS off) of 1.5V at 3nA Id. The typical on-state resistance (RDS(On)) is 7 Ohms, and the input capacitance (Ciss) is a maximum of 160pF at 0V Vds.

This JFET is designed for through-hole mounting and comes in a TO-206AC (TO-52) metal can package. The operating temperature range is from -55°C to 150°C.

Compliance information indicates RoHS3 compliance, MSL 1 unlimited, and REACH unaffected status. This part is suitable for applications where a reliable N-Channel JFET with these specifications is required.

SILICONIX Quick Information

Product Type: JFET

Canonical Name: Vishay Siliconix U291-E3 N-Channel JFET

Subcategory: N-Channel

SILICONIX Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

SILICONIX Estimated Pricing

Qty	Low	High
1+	$1.32	$1.32

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

SILICONIX Features

N-Channel JFET for electronic circuits.
30V breakdown voltage rating.
500mW maximum power dissipation.
Through hole mounting package.
Operates from -55°C to 150°C.

SILICONIX Applications

Ideal for switching loads up to 200 mA.
Used in amplifier input stages up to 30 V.
Suitable for analog switching with 7 Ohm on-resistance.
Used in constant current source designs up to 200 mA.

SILICONIX FAQs

7 frequently asked questions generated from this part’s specifications.

What is the breakdown voltage of the U291-E3?

The breakdown voltage is 30V.

What is the typical drain current for the U291-E3?

The typical drain current (Idss) is 200mA at 10V Vds.

What is the gate cutoff voltage of the U291-E3?

The gate cutoff voltage (VGS off) is typically 1.5V at 3nA Id.

What is the maximum power dissipation for this JFET?

The maximum power dissipation is 500mW.

What is the operating temperature range for the U291-E3?

The operating temperature range is -55°C to 150°C.

How is the U291-E3 mounted?

The U291-E3 is a through-hole mounted component.

What package type is the U291-E3 in?

The U291-E3 is supplied in a TO-206AC (TO-52) metal can package.