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2N4957

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2N4957

For Reference Only

Part Number 2N4957
Manufacturer Microsemi Corporation
Description TRANS PNP 30V 30MA TO72
Datasheet

2N4957 Specifications

Package TO-72-3 Metal Can
ECAD
In Stock 11,436 piece(s)
Unit Price Request a Quote
Lead Time Can Ship Immediately
Estimated Delivery Time Jun 15 - Jun 20 (Choose Expedited Shipping)
Request for Quotation
Payment Methods
Delivery Services

Part Number # 2N4957 (Transistors - Bipolar (BJT) - RF) 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 2N4957 specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add 2N4957 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of 2N4957.

2N4957 Specifications

ManufacturerMicrosemi Corporation
CategoryDiscrete Semiconductor Products - Transistors - Bipolar (BJT) - RF
PackageTO-72-3 Metal Can
ECAD
Series-
Transistor TypePNP
Voltage - Collector Emitter Breakdown (Max)30V
Frequency - Transition-
Noise Figure (dB Typ @ f)3.5dB @ 450MHz
Gain25dB
Power - Max200mW
DC Current Gain (hFE) (Min) @ Ic, Vce30 @ 5mA, 10V
Current - Collector (Ic) (Max)30mA
Operating Temperature-65°C ~ 200°C (TJ)
Mounting TypeThrough Hole
Package / CaseTO-72-3 Metal Can
Supplier Device PackageTO-72

2N4957 Reviews

Tat*****Glenn

March 19, 2023

It is so great to order from a supplier that provides so many shipping options at reasonable cost. It couldn't be any easier to order from Heisener. Great job!

Bai***** Beil

March 17, 2023

Best way to locate what I need, on a fast and efficient shipping! Keep up the good work!

Carm*****Sehgal

March 7, 2023

Can't speak to the long term reliability as of yet, but they seem to be of decent quality and I don't expect any issues.

Ori*****Kala

February 27, 2023

Great service as always from this supplier. Already bought many times

Noa*****araf

February 25, 2023

can supply almost all of my necessary parts in short lead time.

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2N4957 Packaging

Customized Labels
Sealing
Packing
Insepction

2N4957 FAQ

  • 1. How to order 2N4957 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 2N4957 is from the original manufacturer or authorized agents?
    We have a professional and experienced quality control team to strictly verify and test the 2N4957. All suppliers must pass our qualification reviews before they can publish their products including 2N4957 on Heisener; we pay more attention to the channels and quality of 2N4957 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
  • 3. Are the 2N4957 price and inventory displayed accurate?
    The price and inventory of 2N4957 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 2N4957?
    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 2N4957 we delivered, we will accept the replacement or return of the 2N4957 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 2N4957.
    (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 2N4957 pin diagram, 2N4957 datasheet?
    If you need any after-sales service, please do not hesitate to contact us.

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2N4957 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.

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

2N4957

D# V36:1790_09127571

Microchip Technology Inc

Trans RF BJT PNP 30V 0.03A 200mW Bag

RoHS: Not Compliant
0

JAN2N4957

D# V37:1799_07076853

Semicoa Semiconductors

PNP Silicon transistor

RoHS: Not Compliant
0

2455RM 85010006

D# V99:2348_07420948

Honeywell Sensing and Control

Bimetal Disc Thermostat Manual Reset Open on Rise 2-Pin

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

JANTXV2N4957

D# VN6:3635_17334491

Microsemi Corporation

Trans RF BJT PNP 30V 0.03A 200mW Bag

RoHS: Not Compliant
0

JANTX2N4957

D# V37:1799_07076854

Semicoa Semiconductors

PNP Silicon transistor

RoHS: Not Compliant
0
Part Number Manufacturer Description Stock

JANTXVF2N4957UB

D# JANTXVF2N4957UB

Semicoa Semiconductors

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

RoHS: Not Compliant
0

JANSR2N4957

D# JANSR2N4957

Semicoa Semiconductors

Amplifier, High Frequency100 Krad(Si) - Bulk (Alt: JANSR2N4957)

RoHS: Not Compliant
0

JANS2N4957UB

D# JANS2N4957UB

Semicoa Semiconductors

Amplifier High Frequency - Waffle Pack (Alt: JANS2N4957UB)

0

JANTXVR2N4957

D# JANTXVR2N4957

Semicoa Semiconductors

Amplifier, High Frequency100 Krad(Si) - Bulk (Alt: JANTXVR2N4957)

RoHS: Not Compliant
0

JAN2N4957UB

D# JAN2N4957UB

Semicoa Semiconductors

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

0

JANSR2N4957UB

D# JANSR2N4957UB

Semicoa Semiconductors

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

RoHS: Not Compliant
0

JAN2N4957

D# JAN2N4957

Semicoa Semiconductors

Transistor GP BJT PNP 30V 0.03A 4-Pin TO-72 - Bulk (Alt: JAN2N4957)

RoHS: Not Compliant
0

SC2N4957UB102

D# SC2N4957UB102

Semicoa Semiconductors

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

0

2N4957JVJANTXV

D# JANTXV2N4957

Semicoa Semiconductors

Amplifier High Frequency - Bulk (Alt: JANTXV2N4957)

0

2N4957JANTX

D# JANTX2N4957

Semicoa Semiconductors

Amplifier High Frequency - Bulk (Alt: JANTX2N4957)

RoHS: Not Compliant
0

JANTX2N4957

D# JANTX2N4957

Microchip Technology Inc

PNP TRANSISTOR, COLLECTOR CURRENT 1 A - Bag (Alt: JANTX2N4957)

RoHS: Not Compliant
0

JANSF2N4957

D# JANSF2N4957

Semicoa Semiconductors

Amplifier, High Frequency300 Krad(Si) - Bulk (Alt: JANSF2N4957)

0

JANTX2N4957UB

D# JANTX2N4957UB/TR

Microchip Technology Inc

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

RoHS: Compliant
0

JANSF2N4957UB

D# JANSF2N4957UB

Semicoa Semiconductors

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

0

2N4957UB

D# 2N4957UB/TR

Microchip Technology Inc

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

RoHS: Compliant
0
Part Number Manufacturer Description Stock

2N4957JX

SEMICOA SEMICONDUCTORS

9

2N4957

Motorola Semiconductor Products

11

JANTX2N4957

Motorola Semiconductor Products

1
Part Number Manufacturer Description Stock

2455RM 85010006

Honeywell Sensing and Control

Sensors, Thermal , Thermostats

0
Part Number Manufacturer Description Stock

JANTXV2N4957

D# 1086-20993-ND

Microsemi Corporation

RF TRANS PNP 30V 30MA TO72

0

JAN2N4957UB

D# 1086-20995-ND

Microsemi Corporation

RF TRANS PNP 30V 30MA UB

0

2N4957

D# 1086-20990-ND

Microsemi Corporation

RF TRANS PNP 30V 30MA TO72

0

JANTXV2N4957UB

D# 1086-20997-ND

Microsemi Corporation

RF TRANS PNP 30V 30MA UB

0

JAN2N4957

D# 1086-20991-ND

Microsemi Corporation

RF TRANS PNP 30V 30MA TO72

0

JANTX2N4957

D# 1086-20992-ND

Microsemi Corporation

RF TRANS PNP 30V 30MA TO72

0

2455RM 85010006

D# 480-6728-ND

Honeywell Sensing and Control

THERMOSTAT 83DEG C SPST-NC CYL

0

2N4957UB

D# 1086-20994-ND

Microsemi Corporation

RF TRANS PNP 30V 30MA UB

0

JANTX2N4957UB

D# 1086-20996-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

JANTXV2N4957

Microsemi Corporation

Available

63
Part Number Manufacturer Description Stock

2N4957UB

Microsemi Corporation

STOCK, SAME DAY SHIPPING. ALL PARTS ARE NEW

13
Part Number Manufacturer Description Stock

JANHCA2N4957

Semicoa

OEM/CM QUOTES ONLY | NO BROKERS

7450

2N4957UB

Microsemi Corporation

OEM/CM QUOTES ONLY | NO BROKERS

15

JANTX2N4957

Microwave Semiconductor

OEM/CM QUOTES ONLY | NO BROKERS

2118

2N4957JAN

Semicoa

OEM/CM QUOTES ONLY | NO BROKERS

122

JANTX2N4957T

SES

OEM/CM QUOTES ONLY | NO BROKERS

32

JANTXV2N4957

OEM/CM QUOTES ONLY | NO BROKERS

1450

2N4957JX

Semicoa

OEM/CM QUOTES ONLY | NO BROKERS

2219

2N4957CHIP

N/A

OEM/CM QUOTES ONLY | NO BROKERS

101

2N4957114

WMC

OEM/CM QUOTES ONLY | NO BROKERS

19

2N4957

New Jersey Semiconductor Products Inc

OEM/CM QUOTES ONLY | NO BROKERS

7331

2N49572

OEM/CM QUOTES ONLY | NO BROKERS

149

SC2N4957UB102

Semicoa

OEM/CM QUOTES ONLY | NO BROKERS

1090

2N4957MOTNOTES

Motorola Semiconductor Products

OEM/CM QUOTES ONLY | NO BROKERS

6

JAN2N4957

Microwave Semiconductor

OEM/CM QUOTES ONLY | NO BROKERS

1160

JTX2N4957

Semicoa

OEM/CM QUOTES ONLY | NO BROKERS

125

2N4957JTX

Semicoa

OEM/CM QUOTES ONLY | NO BROKERS

122

2N4957HR

STI

OEM/CM QUOTES ONLY | NO BROKERS

6

2N4957JV

Semicoa

OEM/CM QUOTES ONLY | NO BROKERS

650
Part Number Manufacturer Description Stock

JANSF2N4957UB

Microchip Technology Inc

OEM/CM ONLY

10099
Part Number Manufacturer Description Stock

2452

D# 92N4957

SPC Multicomp

SPACER/STANDOFF, HEX NYLON 6.35Mm x 12.7MM, Standoff Material:Nylon (Polyamide), Thread Size - Metric:-, Thread Size - Imperial:8-32, Standoff Type:Hex Male-Female, Body Length:12.7mm, Overall Length:17.46mm, External Width:6.35mm RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 80
Container: Package
2

2N4957

D# 07AH1328

Solid State Devices Inc (SSDI)

BILATERAL SWITCH

RoHS: Not Compliant
Min Qty: 100
Container: Bulk
0

2455RM 85010006

D# 02N4957

Honeywell Sensing and Control

COMMERCIAL THERMOSTAT

RoHS: Not Compliant
Min Qty: 100
Container: Bulk
0
Part Number Manufacturer Description Stock

2N4957+JANTX

D# NS-2N4957+JANTX

Defense Logistics Agency

OEM/CM ONLY

1396

2N4957+JANTXV

D# NS-2N4957+JANTXV

Defense Logistics Agency

OEM/CM ONLY

6382

2N4957+JAN

D# NS-2N4957+JAN

Defense Logistics Agency

OEM/CM ONLY

1954

2455RM 85010006

D# NS-2455RM 85010006

Honeywell Sensing and Control

OEM/CM ONLY

2479
Part Number Manufacturer Description Stock

JANTXV2N4957

Motorola Semiconductor Products

Bipolar Junction Transistor, PNP Type, TO-72

41

2N4957JANTX

Compensated Devices Inc

368

2N4957JX

SEMICOA SEMI

7

JAN2N4957

Motorola Semiconductor Products

Bipolar Junction Transistor, PNP Type, TO-72

24

2N4957

Motorola Semiconductor Products

Bipolar Junction Transistor, PNP Type, TO-72

24

JANTX2N4957

Motorola Semiconductor Products

Bipolar Junction Transistor, PNP Type, TO-72

1
Part Number Manufacturer Description Stock

2N4957

D# 2N4957

Motorola Semiconductor Products

Inventory R

26

JV2N4957

D# JV2N4957

SCA

Inventory R

10
Part Number Manufacturer Description Stock

2455RM 85010006

D# 000000000002157302

Honeywell Sensing and Control

Thermostats Open on Rise,15A/10A Manual Reset

0
Part Number Manufacturer Description Stock

2N4957JV

Semicoa Semiconductors

OEM/CM ONLY

591

2N4957 CHIP

N/A

OEM/CM ONLY

283

JANHCA2N4957

Semicoa Semiconductors

OEM/CM ONLY

6438

JANTXV2N4957

Microsemi Corporation

OEM/CM ONLY

2417

2N4957JAN

Semicoa Semiconductors

OEM/CM ONLY

124

JANTXV2N4957UB

Semicoa Semiconductors

OEM/CM ONLY

676

2N4957/2

OEM/CM ONLY

148

2N4957JX

Semicoa Semiconductors

OEM/CM ONLY

1989

SC2N4957UB102

Semicoa Semiconductors

OEM/CM ONLY

932

J2N4957

SMSC

OEM/CM ONLY

471

JAN2N4957

Microsemi Corporation

OEM/CM ONLY

1431

JTX2N4957

Semicoa Semiconductors

OEM/CM ONLY

144

2N4957JTX

Semicoa Semiconductors

OEM/CM ONLY

124

2N4957

Semicoa Semiconductor

OEM/CM ONLY

10755

2N4957J

Semicoa Semiconductors

OEM/CM ONLY

124
Part Number Manufacturer Description Stock

2455RM 85010006

D# 53024674

Honeywell Sensing and Control

Bimetal Disc Thermostat Manual Reset Open on Rise 2-Pin

RoHS: Compliant
0

JANTXV2N4957

D# 35274165

Microsemi Corporation

Trans RF BJT PNP 30V 0.03A 200mW Bag

RoHS: Not Compliant
0
Part Number Manufacturer Description Stock

2N4957

Microsemi Corporation

Chip Type 2C4957 Geometry 0006 Polarity PNP | RF TRANS PNP 30V 30MA TO72

300

Quick Inquiry

2N4957

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ISO9001:2015, ICAS, IAF, UKAS

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