Question 1

What are the key features of FAIRCHILD BSS123L?

EZKEY · Accepted Answer

This product belongs to the MOSFETs 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 FAIRCHILD with full traceability.

Question 2

What are the main application scenarios for BSS123L?

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 BSS123L work?

EZKEY · Accepted Answer

This device follows established MOSFETs 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 BSS123L?

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 BSS123L?

EZKEY · Accepted Answer

The global MOSFETs market is growing at ~6-8% CAGR, with particularly strong demand in power management. FAIRCHILD BSS123L 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 BSS123L?

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, FAIRCHILD provides full technical support and reference designs.

Continuous Drain Current (ID)	100 mA ~ 500 mA
Data Tier	Family Level
FET Type	N-Channel MOSFET
Gate Charge (Qg)	Low
Gate Threshold Voltage (VGS(th))	1.5 ~ 2.5 V
Input Capacitance (Ciss)	Low
Mounting	Surface Mount
Mounting Type	SMD
Operating Temperature	-55 ~ +150 °C
Package / Case	SOT-23
Product Type	Multilayer Ceramic Capacitor

BSS123L | FAIRCHILD Power MOSFET 170 mA, 100 V, N-Channel SOT-23, 3000-REEL

Product Details

PDF Datasheet

Technical Docs

Technical Parameters

BSS123L Application and Selection Guide

BSS123L Model and Manufacturer Information

BSS123L Product Parameters and Description

BSS123L Application and Selection Reference

Recommended Part Numbers for BSS123L