Name: 2N4391UB
Brand: Microsemi Corporation
SKU: 2N4391UB
Availability: InStock
Rating: 5 (95 reviews)

2N4391UB

For Reference Only

Part Number	2N4391UB
Manufacturer	Microsemi Corporation
Description	N CHANNEL JFET
Datasheet	2N4391UB Specifications
Package	-
ECAD
In Stock	7,136 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	Apr 22 - Apr 27 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # 2N4391UB (Transistors - JFETs) is manufactured by Microsemi Corporation and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For 2N4391UB specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add 2N4391UB with quantity into BOM. Heisener.com does NOT require any registration to request a quote of 2N4391UB.

2N4391UB Specifications

Manufacturer	Microsemi Corporation
Category	Discrete Semiconductor Products - Transistors - JFETs
Package	-
ECAD
Series	*
FET Type	-
Voltage - Breakdown (V(BR)GSS)	-
Drain to Source Voltage (Vdss)	-
Current - Drain (Idss) @ Vds (Vgs=0)	-
Current Drain (Id) - Max	-
Voltage - Cutoff (VGS off) @ Id	-
Input Capacitance (Ciss) (Max) @ Vds	-
Resistance - RDS(On)	-
Power - Max	-
Operating Temperature	-
Mounting Type	-
Package / Case	-
Supplier Device Package	-

2N4391UB Reviews

Layt*****avis

April 8, 2023

★ ★ ★ ★ ★

It arrived on time. I was able to finish a repair before Sunday service and with no over time. Easy to work with.

Thoma*****legos

March 2, 2023

★ ★ ★ ★ ★

Items arrived well pakaged, reasonable postage and as described. Top seller

Iv*****Ryan

February 28, 2023

★ ★ ★ ★ ★

Went well this time Now have the IC and very pleased.

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2N4391UB Packaging

2N4391UB FAQ

1. How to order 2N4391UB on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that 2N4391UB is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the 2N4391UB. All suppliers must pass our qualification reviews before they can publish their products including 2N4391UB on Heisener; we pay more attention to the channels and quality of 2N4391UB products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the 2N4391UB price and inventory displayed accurate?

The price and inventory of 2N4391UB fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of 2N4391UB?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the 2N4391UB we delivered, we will accept the replacement or return of the 2N4391UB only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of 2N4391UB.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as 2N4391UB pin diagram, 2N4391UB datasheet?

If you need any after-sales service, please do not hesitate to contact us.

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2N4391UB Guarantees

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number	Manufacturer	Description	Stock
MV2N4391UB D# MV2N4391UB	Microchip Technology Inc	JFETs - Waffle Pack (Alt: MV2N4391UB) RoHS: Not Compliant	0
2N4391UB D# 2N4391UB	Microchip Technology Inc	JFETs - Waffle Pack (Alt: 2N4391UB) RoHS: Not Compliant	0
MX2N4391UB D# MX2N4391UB	Microchip Technology Inc	JFETs - Waffle Pack (Alt: MX2N4391UB) RoHS: Not Compliant	0

Part Number	Manufacturer	Description	Stock
MX2N4391UB D# MX2N4391UB-ND	Microchip Technology Inc	N CHANNEL JFET	0
MV2N4391UB D# MV2N4391UB-ND	Microchip Technology Inc	N CHANNEL JFET	0
2N4391UB D# 2N4391UB-ND	Microchip Technology Inc	N CHANNEL JFET	0

Part Number

Manufacturer

Description

Stock

MX2N4391UB

Microchip Technology Inc

OEM/CM ONLY

8100

MV2N4391UB

Microchip Technology Inc

OEM/CM ONLY

8100

Part Number	Manufacturer	Description	Stock
MX2N4391UB	Microchip Technology Inc	JFETs RoHS: Compliant	0
MV2N4391UB	Microchip Technology Inc	JFETs RoHS: Compliant	0
2N4391UB	Microchip Technology Inc	JFETs RoHS: Compliant	0

Part Number	Manufacturer	Description	Stock
MV2N4391UB D# MCHP00000085121	Microchip Technology Inc	JFETs	0
MX2N4391UB D# MCHP00000085591	Microchip Technology Inc	JFETs	0
2N4391UB D# MCHP00000047139	Microchip Technology Inc	JFETs	0

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2N4391UB

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