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1n Transistor

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Wikipedia
ROHM Semiconductor
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I have completed a detailed analysis of the 1N series and general transistor market trends. My research clarifies that '1N' is a JEDEC prefix for diodes (one junction), while transistors use the 2N prefix (two junctions).

The market for these discrete components remains resilient through 2026, driven by automotive electrification and industrial automation, despite some capacity competition from AI-related high-margin chips. The report below includes a full breakdown of naming conventions, market signals, and a strategic buying guide for sourcing these foundational components.

Key Findings:

  • Product Identification: '1N' refers to diodes (e.g., 1N4148), while '2N' refers to transistors (e.g., 2N2222).
  • Market Growth: Global semiconductor sales are projected to hit $760.7 billion in 2026, with discrete components like the 1N series remaining a backbone for power management.
  • Sourcing Strategy: Focus on package type (TO-92 vs. SOT-23) and supplier verification to mitigate counterfeit risks.

Please refer to the report below for complete technical specifications and sourcing insights.

I've provided the technical insights and buying guide for these semiconductor components. You can continue with:

1n4148 Diode

Products · 3 lists

Fast Switching Diode 1n4148 Do-35 General Purpose Electronic Components Through Hole Diodes

Fast Switching Diode 1n4148 Do-35 General Purpose Electronic Components Through Hole Diodes

$0.0028-0.00324.8(813)
MOQ: 1000 pieces
DO-35 package75% reorder rate≤6h response time
Anyuan Qinxu Technology Co., Ltd.Anyuan Qinxu Technology Co., Ltd.🇨🇳CN3 yrs
Hot sale 1N4148 DO-35 100V 300mA DIP manufacturer Small Signal Fast Switching diode manufacturer DO-35 rectifier diode 1n4148

Hot sale 1N4148 DO-35 100V 300mA DIP manufacturer Small Signal Fast Switching diode manufacturer DO-35 rectifier diode 1n4148

$0.01-0.025.0(974)
MOQ: 1000 pieces
DO-35 package25% reorder rate≤6h response time
Shenzhen Yongerjia Industry Co., Ltd.Shenzhen Yongerjia Industry Co., Ltd.🇨🇳CN21 yrs
Professional Factory Small Signal Switching Diodes 1N4148 DO-35 Leaded Rectifiers

Professional Factory Small Signal Switching Diodes 1N4148 DO-35 Leaded Rectifiers

$0.002-0.0045.0(481)
MOQ: 5000 pieces
DO-35 package≤1h response time
Jinan Lujing Semiconductor Co., Ltd.Jinan Lujing Semiconductor Co., Ltd.🇨🇳CN7 yrs
1N4148 Fast Switching Diode, 100V, 200mA, DO - 35 Glass Package

1N4148 Fast Switching Diode, 100V, 200mA, DO - 35 Glass Package

$0.03-0.055.0(987)
MOQ: 1 piece
DO-35 package50+ store reviews12% reorder rate≤2h response time
Shenzhen Hanshen Electronic LimitedShenzhen Hanshen Electronic Limited🇨🇳CN15 yrs
1N4148 100V 200mA 4ns Fast Switching Diode DO-35 Through Hole Small Signal Diode

1N4148 100V 200mA 4ns Fast Switching Diode DO-35 Through Hole Small Signal Diode

$0.01-0.024.0(664)
MOQ: 10 pieces
DO-35 package≤1h response time
Shenzhen Kewoxin Technology Co., Ltd.Shenzhen Kewoxin Technology Co., Ltd.🇨🇳CN1 yr
DB3 DIAC Trigger Diode DB3 32V 2A DO35 1N4148 Glass sealed case75V 150MA DO-35 1N4148 Switching Diode with Fast Switching Speed

DB3 DIAC Trigger Diode DB3 32V 2A DO35 1N4148 Glass sealed case75V 150MA DO-35 1N4148 Switching Diode with Fast Switching Speed

$0.014.7(625)
MOQ: 1000 pieces
DO-35 package500+ store reviews15% reorder rate≤3h response time
Shenzhen Co-Etech LimitedShenzhen Co-Etech Limited🇨🇳CN9 yrs
1N4148 Zener Diode with Fast Switching Speed Through Hole Package 1.1V 1A 275C Operating Temperature 1W Power Dissipation

1N4148 Zener Diode with Fast Switching Speed Through Hole Package 1.1V 1A 275C Operating Temperature 1W Power Dissipation

$2.502.9(99)
MOQ: 500 pieces
DO-35 package50+ store reviews30% reorder rate≤3h response time
Shenzhen Anterwell Technology LtdShenzhen Anterwell Technology Ltd🇨🇳CN13 yrs
1N4148TR Switching Diode DO-35 Fast Speed Signal Diode Electronic Component in Stock

1N4148TR Switching Diode DO-35 Fast Speed Signal Diode Electronic Component in Stock

$0.02-0.084.4(402)
MOQ: 1 piece
DO-35 package≤7h response time
Shenzhen Kaiyan Technology Co., Ltd.Shenzhen Kaiyan Technology Co., Ltd.🇨🇳CN1 yr
1N4148 DO-35 Axial Fast Switching Diode 100V 300mA Small Signal Silicon Diode Original Electronic Components in Stock

1N4148 DO-35 Axial Fast Switching Diode 100V 300mA Small Signal Silicon Diode Original Electronic Components in Stock

$0.1~5.0(85)
MOQ: 1 piece
DO-35 package25% reorder rate≤4h response time
Shenzhen Juxin Electronics Co., Ltd.Shenzhen Juxin Electronics Co., Ltd.🇨🇳CN1 yr
1N4148 Switching Diode with Fast Switching Speed Glass Sealed Case75V 150MA DO-35 1N4148

1N4148 Switching Diode with Fast Switching Speed Glass Sealed Case75V 150MA DO-35 1N4148

$0.085.0(77)
MOQ: 1 piece
DO-35 package1100+ store reviews10% reorder rate≤3h response time
Dongguan City Hanxiang Electronics Co., Ltd.Dongguan City Hanxiang Electronics Co., Ltd.🇨🇳CN7 yrs
Electronic Component in Stock Fast Speed Signal Diode DO-35 1N4148TR Switching Diode

Electronic Component in Stock Fast Speed Signal Diode DO-35 1N4148TR Switching Diode

$0.02-0.084.9(58)
MOQ: 1 piece
DO-35 package9% reorder rate≤1h response time
Shenzhen Saierda Electronics Co., Ltd.Shenzhen Saierda Electronics Co., Ltd.🇨🇳CN1 yr
Diode IN4148 1n4148 in 4148 Switching Diode 1n4148 1N4148

Diode IN4148 1n4148 in 4148 Switching Diode 1n4148 1N4148

$0.002-0.0034.9(945)
MOQ: 3 pieces
DO-35 package2900+ store reviews44% reorder rate≤1h response time
Shenzhen Dianxian Technology Co., Ltd.Shenzhen Dianxian Technology Co., Ltd.verified🇨🇳CN5 yrs
Original Electronic Component in Stock Fast Speed Signal Diode DO-35 1N4148TR Switching Diode

Original Electronic Component in Stock Fast Speed Signal Diode DO-35 1N4148TR Switching Diode

$0.02-0.264.9(196)
MOQ: 5 pieces
DO-35 package50+ store reviews11% reorder rate≤1h response time
Shenzhen Xingweiming Technology Co., Ltd.Shenzhen Xingweiming Technology Co., Ltd.🇨🇳CN1 yr
Electronic Components 1N4148 DO-35 IN4148 Silicon Switching Diode High-speed Switch IC New Original Intergrated Circuit

Electronic Components 1N4148 DO-35 IN4148 Silicon Switching Diode High-speed Switch IC New Original Intergrated Circuit

$0.10-15.0(767)
MOQ: 500 pieces
DO-35 package100+ store reviews≤2h response time
Shenzhen Xiangding Technology Co., LimitedShenzhen Xiangding Technology Co., Limited🇨🇳CN8 yrs
100PCS DO-35 1N4148 1N4448 LL4148 LL4448 LL34 SOD80 1206 High-speed Switching Diodes

100PCS DO-35 1N4148 1N4448 LL4148 LL4448 LL34 SOD80 1206 High-speed Switching Diodes

$0.50-54.0(637)
MOQ: 20 pieces
DO-35 package≤11h response time
HENGYAO INTERNATIONAL TRADING LimitedHENGYAO INTERNATIONAL TRADING Limited🇭🇰HK1 yr
DO-35 Package 1N4148 ST Diode Switching

DO-35 Package 1N4148 ST Diode Switching

$0.003-0.0044.7(114)
MOQ: 5000 pieces
DO-35 package≤3h response time
Wuxi Xuyang Electronics Co., Ltd.Wuxi Xuyang Electronics Co., Ltd.🇨🇳CN24 yrs
100PCS DO-35 1N4148 1N4448 LL4148 LL4448 LL34 SOD80 1206 High-speed Switching Diodes

100PCS DO-35 1N4148 1N4448 LL4148 LL4448 LL34 SOD80 1206 High-speed Switching Diodes

$5-94.7(619)
MOQ: 100 pieces
DO-35 package200+ store reviews18% reorder rate≤9h response time
Shenzhen Yongyetai Electronics Co., Ltd.Shenzhen Yongyetai Electronics Co., Ltd.🇨🇳CN5 yrs
1N4148 DO-35 0.5 Watt Switching Diode 4148 IN4148 DIP Switch Diodes 500pcs/bag Glass

1N4148 DO-35 0.5 Watt Switching Diode 4148 IN4148 DIP Switch Diodes 500pcs/bag Glass

$1.754.9(757)
MOQ: 1 bag
DO-35 package800+ store reviews12% reorder rate≤6h response time
Shenzhen Jiexing Weiye Electronic Co., Ltd.Shenzhen Jiexing Weiye Electronic Co., Ltd.🇨🇳CN17 yrs
Hot 50/100PCS 1N4148 DO-35 IN4148 Switching Diode New Original Diodes Kit

Hot 50/100PCS 1N4148 DO-35 IN4148 Switching Diode New Original Diodes Kit

$1-54.9(52)
MOQ: 1 piece
DO-35 package≤5h response time
Shenzhen Huixin Tengda Trading Co., Ltd.Shenzhen Huixin Tengda Trading Co., Ltd.🇨🇳CN6 yrs
100-350PCS Rectifier Diode Schottky Diode Kit 1N4007 1N4148 1N5408 1N5819 1N5822 1N4001 1N4004 1N5404 FR107 FR207 Fast Switching

100-350PCS Rectifier Diode Schottky Diode Kit 1N4007 1N4148 1N5408 1N5819 1N5822 1N4001 1N4004 1N5404 FR107 FR207 Fast Switching

$2.57-2.854.9(805)
MOQ: 5 pieces
DO-35 package8% reorder rate≤2h response time
Shenzhen Alixuxin Technology Co., Ltd.Shenzhen Alixuxin Technology Co., Ltd.🇨🇳CN1 yr
1N4148TAP DIODE SWITCHING 75V 0.3A DO35

1N4148TAP DIODE SWITCHING 75V 0.3A DO35

$0.014.7(542)
MOQ: 100 pieces
DO-35 package800+ store reviews16% reorder rate≤4h response time
Shenzhen Goldeleway Electronics Technology Co., Ltd.Shenzhen Goldeleway Electronics Technology Co., Ltd.verified🇨🇳CN17 yrs
Original 1N4148 LL4148 Switching Diode 1206 Package DIODE STANDARD 100V 200MA DO35

Original 1N4148 LL4148 Switching Diode 1206 Package DIODE STANDARD 100V 200MA DO35

$0.01-0.024.6(599)
MOQ: 1 piece
DO-35 package100+ store reviews18% reorder rate≤3h response time
Shenzhen Chengfangchip Electronic Technology Co., Ltd.Shenzhen Chengfangchip Electronic Technology Co., Ltd.verified🇨🇳CN3 yrs
Inline Insertion 1N4148 Rectifier Switching Diode Voltage Stabilizing Tube DO-35 for Consumer Electronics

Inline Insertion 1N4148 Rectifier Switching Diode Voltage Stabilizing Tube DO-35 for Consumer Electronics

$11.604.6(553)
MOQ: 1 piece
DO-35 package1200+ store reviews16% reorder rate≤3h response time
Shenzhen Xiangchuang Electronics Technology Co., Ltd.Shenzhen Xiangchuang Electronics Technology Co., Ltd.🇨🇳CN7 yrs
1N4148TAP DIODE SWITCHING 75V 0.3A DO35

1N4148TAP DIODE SWITCHING 75V 0.3A DO35

$0.015.0(756)
MOQ: 100 pieces
DO-35 package7% reorder rate≤3h response time
Shenzhen Anshengchuang Technology Co., Ltd.Shenzhen Anshengchuang Technology Co., Ltd.🇨🇳CN2 yrs
Good quality Electronic Components DO-35 Switch Zener Diode 1N4148

Good quality Electronic Components DO-35 Switch Zener Diode 1N4148

$0.003-0.0094.9(807)
MOQ: 1000 pieces
DO-35 package300+ store reviews22% reorder rate≤5h response time
Shenzhen Feijia Electronics-Tech Co., Ltd.Shenzhen Feijia Electronics-Tech Co., Ltd.🇨🇳CN11 yrs
1N4148 Diode Zener 4148 DIP SOD-123 SOD323 ST4148 IN4148 1N4148W 1N4148WS SMD Diode 1N4148

1N4148 Diode Zener 4148 DIP SOD-123 SOD323 ST4148 IN4148 1N4148W 1N4148WS SMD Diode 1N4148

$0.024.6(254)
MOQ: 10 pieces
DO-35 package1400+ store reviews10% reorder rate≤2h response time
Shenzhen Maoxing Weiye Technology Co., Ltd.Shenzhen Maoxing Weiye Technology Co., Ltd.🇨🇳CN7 yrs
1N4148TR switching diode DO-35 1N4148 100V 200mA 500mW 4ns 55℃~+175℃ Electronic components diode Through Hole

1N4148TR switching diode DO-35 1N4148 100V 200mA 500mW 4ns 55℃~+175℃ Electronic components diode Through Hole

$0.0074-0.01655.0(795)
MOQ: 1 piece
DO-35 package60% reorder rate≤2h response time
HONGKONG SMARE TRADING LIMITEDHONGKONG SMARE TRADING LIMITED🇭🇰HK1 yr
new DIP Small Signal Switching Diode 4.0ns 0.15A 75V 1N4148 DO-35 LL4148 Diodes

new DIP Small Signal Switching Diode 4.0ns 0.15A 75V 1N4148 DO-35 LL4148 Diodes

$0.01-0.024.8(530)
MOQ: 100 bags
DO-35 package800+ store reviews13% reorder rate≤1h response time
Shenzhen Runkexin Electronics Co., Ltd.Shenzhen Runkexin Electronics Co., Ltd.🇨🇳CN1 yr
NEW RISE 1N4148 DO35 IN4148 DO-35 75V / 200mA Zener Diode

NEW RISE 1N4148 DO35 IN4148 DO-35 75V / 200mA Zener Diode

$0.014.9(866)
MOQ: 1 piece
DO-35 package500+ store reviews10% reorder rate≤4h response time
Shenzhen Xingcheng Electronics Co., Ltd.Shenzhen Xingcheng Electronics Co., Ltd.🇨🇳CN4 yrs
NEW RISE 1N4148 DO35 IN4148 DO-35 75V / 200mA Zener Diode

NEW RISE 1N4148 DO35 IN4148 DO-35 75V / 200mA Zener Diode

$0.014.4(866)
MOQ: 1 piece
DO-35 package
Shenzhen Xingcheng Electronics Co., Ltd.Shenzhen Xingcheng Electronics Co., Ltd.verified🇨🇳CN9 yrs

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Full Market Report

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Sources & References

26 sources cited · Verified industry data & reports

Transistor

Wikipedia

A transistor is a semiconductor device used to amplify or switch electrical signals and power. It is one of the basic building blocks of modern electronics.

Transistor Fundamentals: Structure, Types, and Operating ...

ROHM Semiconductor

Transistors are categorized into two primary types: current-controlled bipolar transistors and voltage-controlled field-effect transistors.

Transistor Basics: NPN & PNP Using 2N3904, 2N3906, ...

DigiKey

A transistor, also known as a BJT (Bipolar Junction Transistor), is a current driven semiconductor device which can be used to control the flow ...

Transistor Testing Made Easy: NPN Identification Guide | The ...

Facebook · The Engineering Mindset

Testing an NPN Transistor Using an Analog Multimeter. See glimpse of the full video on transistor Identification, Testing and full circuit ...

Transistor Specifications Explained

Electronics Notes

There are two types of transistor: NPN transistors and PNP transistors. The NPN transistors are more widely used. used for semiconductor devices is silicon. ...

NPN Transistors - PNP Transistors

onsemi

A broad portfolio of bipolar NPN, PNP, and complementary transistors, including low VCE(sat) transistors. Recommended Products. PRT+. Parametric Table

1N Transistor Guide: Clarifying Diode vs Transistor Naming