Question 1

What are the key features of ON Semiconductor BD140G?

EZKEY · Accepted Answer

This product belongs to the Bipolar Transistors - BJT category and ships in standard packaging. It features high reliability, stable performance and low power consumption. Key parameters include wide operating range, low loss, and over-temperature protection, suitable for industrial applications. Manufactured by ON Semiconductor with full traceability.

Question 2

What are the main application scenarios for BD140G?

EZKEY · Accepted Answer

Typical applications include power management, industrial control. Additionally, it is widely used in automotive electronics, telecom infrastructure, medical devices, and consumer electronics as a critical circuit component, improving system integration and energy efficiency.

Question 3

How does BD140G work?

EZKEY · Accepted Answer

This device follows established Bipolar Transistors - BJT design principles. Core functional stages include input handling, signal and power processing, and protection logic, ensuring stable operation under varying conditions. Refer to the datasheet for the detailed characteristics and application guidance.

Question 4

What is the technical performance of BD140G?

EZKEY · Accepted Answer

Performance highlights: stable characteristics across the operating temperature range, low loss, and long service life. Reliable contact and shock resistance, with protection against over-current and over-voltage where applicable. Meets industrial and automotive reliability standards where the series qualifies.

Question 5

What is the current market demand for BD140G?

EZKEY · Accepted Answer

The global Bipolar Transistors - BJT market is growing at ~6-8% CAGR, with particularly strong demand in power management. ON Semiconductor BD140G is a mainstream model with stable stock and a typical lead time of 2-4 weeks. Driven by new energy and smart electronics trends, inquiries for this model are steadily increasing, indicating a positive long-term outlook.

Question 6

What are the technical characteristics of BD140G?

EZKEY · Accepted Answer

Three main technical features: 1) High reliability – stable performance over the rated life; 2) Low-loss design – reduced energy loss in operation; 3) Wide adaptability – compatible with various operating conditions. Additionally, ON Semiconductor provides full technical support and reference designs.

Brand	ON Semiconductor
Collector Current	3-8 A
Collector-Emitter Voltage	60-100 V
Configuration	NPN / PNP
DC Current Gain	50-250
Device Type	Bipolar Power Transistor (BJT)
Lead Free	Yes
Mounting Type	Through Hole
Operating Temperature	-65 to +150 C
Package	TO-220 / SOT
Packaging	Tape & Reel
Power Dissipation	65 W
Product Type	Discrete Semiconductor
RoHS	Compliant
RoHS Compliant	Yes

Recommended Part	Brand	Description
BC548BTA	ON Semiconductor	TRANS NPN 30V 0.1A TO-92
BC857CLT1G	ON Semiconductor	TRANS PNP LP 100MA 45V SOT23
2N3904	ON Semiconductor

BD140G | ON Semiconductor TRANS PNP 1.5A80V HPWR TO225AA

Product Details

PDF Datasheet

Technical Docs

Technical Parameters

BD140G Application and Selection Guide

BD140G Model and Manufacturer Information

BD140G Product Parameters and Description

BD140G Application and Selection Reference

Recommended Part Numbers for BD140G