2N4957UB - Microsemi Corporation - Price, Inventory & Datasheets | Heisener.com
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2N4957UB

2N4957UB

2N4957UB

For Reference Only

Part Number

2N4957UB

Manufacturer

Microsemi Corporation

Description

TRANS PNP 30V 30MA

Package

3-SMD, No Lead

ECAD

In Stock

6,768 piece(s)

Unit Price

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Lead Time

To be Confirmed

Estimated Delivery Time

Nov 28 - Dec 3 ( Choose Expedited Shipping)

Request for Quotation

Payment Methods
Delivery Services

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2N4957UB

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Certified Quality

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Heisener's commitment to quality has shaped our processes for sourcing, testing, shipping, and every step in between. This foundation underlies each component we sell.

ISO 9001 ISO 14001 DUNS Registered Award 1 Award 3 Award 5 Award 4 Special Dealer Enterprises Reference 1 Reference 2 Nation Certificate
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Do you have any question about 2N4957UB?

Part Number # 2N4957UB (Transistors - Bipolar (BJT) - RF) is manufactured by Microsemi Corporationand 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 2N4957UBspecifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add 2N4957UB with quantity into BOM. Heisener.com does NOT require any registration to request a quote of 2N4957UB.

2N4957UB Specifications

Manufacturer Microsemi Corporation
Category Discrete Semiconductor Products - Transistors - Bipolar (BJT) - RF
Package 3-SMD, No Lead
ECAD Technical cover
Series -
Transistor Type PNP
Voltage - Collector Emitter Breakdown (Max) 30V
Frequency - Transition -
Noise Figure (dB Typ @ f) 3.5dB @ 450MHz
Gain 25dB
Power - Max 200mW
DC Current Gain (hFE) (Min) @ Ic, Vce 30 @ 5mA, 10V
Current - Collector (Ic) (Max) 30mA
Operating Temperature -65°C ~ 200°C (TJ)
Mounting Type Surface Mount
Package / Case 3-SMD, No Lead
Supplier Device Package UB

2N4957UB Reviews

Geral*****uwalia

April 7, 2023

Arrived as described and well packaged. Sent very quickly after payment.

Timo*****Taylor

April 5, 2023

The fastest shipping I've seen yet

Nol*****alla

April 1, 2023

Competitively priced set of diodes, tested as described. Quality is about what you would expect for no- or off-brand.

Elisa*****Cohen

March 14, 2023

These function just as well. You do need to spend some time modifying the harness, but no big deal.

Jai*****Nunez

March 1, 2023

Great item and excellent seller! Would highly recommend. Thank you. Trustworthy

Franc*****pherson

February 23, 2023

Heisener is on a very short list of companies I highly recommend without any hesitation. From stock, pricing, ease of ordering and great service, they have it all.

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2N4957UB FAQ

1. How to order 2N4957UB 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 2N4957UB is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the2N4957UB. All suppliers must pass our qualification reviews before they can publish their products including 2N4957UB on Heisener;we pay more attention to the channels and quality of 2N4957UBproducts than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the 2N4957UB price and inventory displayed accurate?

The price and inventory of 2N4957UB 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 2N4957UB?

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 2N4957UB we delivered, we will accept the replacement or return of the 2N4957UB 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 of2N4957UB.
(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 2N4957UB pin diagram, 2N4957UB datasheet?

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

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2N4957UB Guarantees

Service Guarantee

Service Guarantees

We guarantee 100% customer satisfaction.

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

Quality Guarantee

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.

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Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number Manufacturer Description Stock

JANTX2N4957UB

D# V37:1799_07076868

Semicoa Semiconductors

Trans RF BJT PNP 30V 0.03A 3-Pin CSOT-23

RoHS: Not Compliant
0

JANTXV2N4957UB

D# V37:1799_09140019

Microchip Technology Inc

Trans RF BJT PNP 30V 0.03A 200mW 4-Pin Case UB

RoHS: Compliant
0

JAN2N4957UB

D# V37:1799_09132825

Microchip Technology Inc

Silicon PNP Amplifier Transistor Designed for VHF-UHF Equipment

RoHS: Compliant
0

2N4957UB

D# V36:1790_09127572

Microchip Technology Inc

Trans RF BJT PNP 30V 0.03A 200mW 4-Pin Case UB Waffle

RoHS: Not Compliant
0
Part Number Manufacturer Description Stock

2N4957UBJANTX

D# JANTX2N4957UB

Semicoa Semiconductors

Amplifier High Frequency - Waffle Pack (Alt: JANTX2N4957UB)

0

JANTX2N4957UB

D# JANTX2N4957UB/TR

Microchip Technology Inc

PNP TRANSISTOR - Tape and Reel (Alt: JANTX2N4957UB/TR)

RoHS: Compliant
0

JANTXVF2N4957UB

D# JANTXVF2N4957UB

Semicoa Semiconductors

Amplifier High Frequency300 Krad(Si) - Waffle Pack (Alt: JANTXVF2N4957UB)

RoHS: Not Compliant
0

JANSF2N4957UB

D# JANSF2N4957UB

Semicoa Semiconductors

Amplifier High Frequency300 Krad(Si) - Waffle Pack (Alt: JANSF2N4957UB)

0

2N4957UBJAN/TR

D# JAN2N4957UB/TR

Microchip Technology Inc

Trans RF BJT PNP 30V 0.03A 3-Pin CSOT-23 T/R - Tape and Reel (Alt: JAN2N4957UB/TR)

RoHS: Compliant
0

JANTXVR2N4957UB

D# JANTXVR2N4957UB

Semicoa Semiconductors

Amplifier High Frequency100 Krad(Si) - Waffle Pack (Alt: JANTXVR2N4957UB)

RoHS: Not Compliant
0

2N4957UBJVJANTXV

D# JANTXV2N4957UB

Semicoa Semiconductors

Amplifier High Frequency - Waffle Pack (Alt: JANTXV2N4957UB)

0

JAN2N4957UB

D# JAN2N4957UB

Semicoa Semiconductors

Transistor GP BJT PNP 30V 0.03A 4-Pin TO-72 - Waffle Pack (Alt: JAN2N4957UB)

0

SC2N4957UB102

D# SC2N4957UB102

Semicoa Semiconductors

AMPLIFIERSILICON PNP BIPOLAR TRANSISTOR MILITARY - Waffle Pack (Alt: SC2N4957UB102)

0

JANS2N4957UB

D# JANS2N4957UB

Semicoa Semiconductors

Amplifier High Frequency - Waffle Pack (Alt: JANS2N4957UB)

0

JANSR2N4957UB

D# JANSR2N4957UB

Semicoa Semiconductors

Amplifier High Frequency100 Krad(Si) - Waffle Pack (Alt: JANSR2N4957UB)

RoHS: Not Compliant
0

2N4957UB

D# 2N4957UB/TR

Microchip Technology Inc

PNP TRANSISTOR - Tape and Reel (Alt: 2N4957UB/TR)

RoHS: Compliant
0
Part Number Manufacturer Description Stock

JANTX2N4957UB

D# 1086-20996-ND

Microsemi Corporation

RF TRANS PNP 30V 30MA UB

0

JANTXV2N4957UB

D# 1086-20997-ND

Microsemi Corporation

RF TRANS PNP 30V 30MA UB

0

JAN2N4957UB

D# 1086-20995-ND

Microsemi Corporation

RF TRANS PNP 30V 30MA UB

0

2N4957UB

D# 1086-20994-ND

Microsemi Corporation

RF TRANS PNP 30V 30MA UB

0
Part Number Manufacturer Description Stock

JANTXV2N4957UB

Microsemi Corporation

In stock shipping within 2days

660
Part Number Manufacturer Description Stock

2N4957UB

Microsemi Corporation

STOCK, SAME DAY SHIPPING. ALL PARTS ARE NEW

13
Part Number Manufacturer Description Stock

2N4957UB

Microsemi Corporation

OEM/CM QUOTES ONLY | NO BROKERS

15

2N4957UBJV

Semicoa

OEM/CM QUOTES ONLY | NO BROKERS

1249

SC2N4957UB102

Semicoa

OEM/CM QUOTES ONLY | NO BROKERS

1090
Part Number Manufacturer Description Stock

JANSF2N4957UB

Microchip Technology Inc

OEM/CM ONLY

10099
Part Number Manufacturer Description Stock

2N4957UBJV

Semicoa Semiconductors

OEM/CM ONLY

1121

JANTXV2N4957UB

Semicoa Semiconductors

OEM/CM ONLY

676

SC2N4957UB102

Semicoa Semiconductors

OEM/CM ONLY

932

2N4957UB Tags

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