What are the key features of Nexperia USA Inc. BSR19A-QR?

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 Nexperia USA Inc. with full traceability.

What are the main application scenarios for BSR19A-QR?

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.

How does BSR19A-QR work?

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.

What is the technical performance of BSR19A-QR?

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.

What is the current market demand for BSR19A-QR?

The global Bipolar Transistors - BJT market is growing at ~6-8% CAGR, with particularly strong demand in power management. Nexperia USA Inc. BSR19A-QR 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.

What are the technical characteristics of BSR19A-QR?

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, Nexperia USA Inc. provides full technical support and reference designs.

BSR19A-QR Bipolar Transistors - BJT BSR19A-Q/SOT23/TO-236AB by Nexperia USA Inc.

BSR19A-QR | Nexperia USA Inc. Bipolar Transistors - BJT BSR19A-Q/SOT23/TO-236AB

Category: Bipolar Transistors - BJT

Brand: Nexperia USA Inc.

Bipolar Transistors - BJT BSR19A-Q/SOT23/TO-236AB

Stock: On request

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Product Details

PDF Datasheet

Technical Docs

Description: Bipolar Transistors - BJT BSR19A-Q/SOT23/TO-236AB

Technical Parameters

Applications	General Purpose
Category	Bipolar Transistors - BJT
Configuration	Single
Continuous Drain Current (ID)	100 mA ~ 500 mA
Data Tier	Family Level
Description	Bipolar Transistors - BJT BSR19A-Q/SOT23/TO-236AB
FET Type	P-Channel small signal MOSFET
Gate Charge (Qg)	Low
Gate Threshold Voltage (VGS(th))	1.5 ~ 2.5 V
Input Capacitance (Ciss)	Low
Lead Free	Yes
Manufacturer	Nexperia
Mounting	Surface Mount
Mounting Type	SMD
Operating Temperature	-55 ~ +150 °C
Package / Case	SOT-23
Packaging	Reel
Product Type	Multilayer Ceramic Capacitor
RoHS	Compliant
Standard Pack Qty	3000

Standard Packaging: Standard packaging refers to the minimum packaging quantity obtained from the manufacturer/distributor. Therefore, the minimum order quantity may be less than the manufacturer's standard packaging quantity. When products are broken down into smaller quantities, the packaging type (i.e., reel, tube, tray) may change, subject to actual packaging delivery.

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3D Model (.stp)

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BSR19A-QR Application and Selection Guide

BSR19A-QR Model and Manufacturer Information

BSR19A-QR, a Bipolar Transistors - BJT manufactured by Nexperia: BSR19A-QR helps you confirm the specific model, while Nexperia helps you confirm the product source. If you are selecting a part, you can first check whether BSR19A-QR meets your requirements, then check whether Nexperia matches your expectations, and then refer to Bipolar Transistors - BJT BSR19A-Q/SOT23/TO-236AB for further evaluation.

BSR19A-QR Product Parameters and Description

The main parameters of Nexperia's Bipolar Transistors - BJT product BSR19A-QR include Bipolar Transistors - BJT BSR19A-Q/SOT23/TO-236AB. This is a Bipolar Transistors - BJT produced by Nexperia, and it also offers good applicability in embedded systems, common 3C electronics, automotive electronics, electronic devices, and IoT devices.

BSR19A-QR Application and Selection Reference

Nexperia's Bipolar Transistors - BJT product BSR19A-QR has a relatively wide range of applications in embedded systems, common 3C electronics, automotive electronics, electronic devices, and IoT devices. Overall, BSR19A-QR is a Bipolar Transistors - BJT solution worth considering, and manufacturer Nexperia provides long-term supply program support for this product, which helps ensure supply continuity during mass production.

Recommended Part Numbers for BSR19A-QR

Designers looking for BSR19A-QR recommended parts can evaluate the following options. BSR19A-QR selection decisions should verify parameters, tolerance and packaging against the original design bill of materials.

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BUK7Y3R5-40E/S730X	Nexperia USA Inc.	N-CH 40V AUTO MOSF
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BUK7J1R4-40H	Nexperia USA Inc.	MOSFET N-CH 40V 190A LFPAK56

EZKEY can provide BSR19A-QR recommended part comparison data and engineering samples for evaluation.