JANSD2N2221AUB/TR NPN Transistor by JANSD – TO-92 Package, High Switching Speed

JANSD2N2221AUB/TR Overview

The JANSD2N2221AUB/TR is a robust NPN bipolar junction transistor designed for general-purpose amplification and switching applications. Featuring a maximum collector current of 800mA and a collector-emitter voltage rating of 40V, this component offers reliable performance in low to medium power circuits. Its complementary gain bandwidth product and high transition frequency make it suitable for signal amplification in industrial and consumer electronics. Available in a compact SOT-223 package, the device facilitates efficient thermal management and easy PCB integration. Sourced through IC-Hersteller, this transistor balances performance and cost-effectiveness for professional engineering and sourcing needs.

JANSD2N2221AUB/TR Key Features

• High Collector Current Capability: Supports up to 800mA continuous current, enabling effective switching and amplification in power-sensitive circuits.
• Voltage Ratings: Collector-emitter voltage up to 40V allows use in diverse voltage environments, ensuring operational flexibility.
• Compact SOT-223 Package: Provides efficient heat dissipation and space-saving layout, improving reliability and integration in compact designs.
• High Transition Frequency: Suitable for moderate-frequency amplification applications commonly required in communication and control systems.
• Niedrige Sättigungsspannung: Reduces power loss during switching, enhancing overall system efficiency and thermal management.
• Robust Gain Characteristics: Ensures consistent amplification performance across varying operating conditions.
• Compatible Pin Configuration: Standard pinout simplifies replacement and design adaptation in existing circuits.

JANSD2N2221AUB/TR Technical Specifications

Parameter	Wert	Einheit
Typ	NPN Bipolarer Sperrschichttransistor	?C
Kollektor-Emitter-Spannung (Vceo)	40	V
Collector-Base Voltage (Vcbo)	75	V
Emitter-Base Voltage (Vebo)	6	V
Kollektorstrom (Ic)	800	mA
Verlustleistung (Pd)	625	mW
Übergangsfrequenz (fT)	300	MHz
DC-Stromverstärkung (hFE)	100 to 300	?C
Paket Typ	SOT-223	?C

JANSD2N2221AUB/TR Advantages vs Typical Alternatives

This transistor offers a balanced combination of moderate voltage ratings and high current handling, outperforming many standard small-signal transistors in power efficiency and thermal management. Its low saturation voltage and high gain ensure improved switching speed and signal integrity. The SOT-223 package enhances heat dissipation compared to TO-92 alternatives, increasing reliability in industrial environments. Overall, this product delivers superior power handling und compact integration without sacrificing performance.

Typische Anwendungen

• General-purpose amplification and switching in industrial control circuits where moderate current and voltage handling are required, supporting reliable performance in automation systems.
• Driver stages in relay and solenoid control circuits, enabling efficient actuation in automotive and industrial electronics.
• Signal processing elements in audio and communication devices, benefiting from its frequency response and gain characteristics.
• Low power DC-DC converter switching elements, where compact size and thermal efficiency improve overall converter reliability.

JANSD2N2221AUB/TR Brand Info

The JANSD2N2221AUB/TR is manufactured under strict quality standards by IC Manufacturer, known for delivering reliable semiconductor components tailored for industrial and commercial applications. This product line emphasizes consistency, durability, and performance, making it a preferred choice for engineers and sourcing specialists looking for cost-effective transistor solutions with proven electrical characteristics and package reliability.

FAQ

What is the maximum collector current rating of this transistor?

The maximum continuous collector current for this device is 800mA, making it suitable for medium power switching and amplification tasks in various electronic circuits.

Which package type is used for this transistor and what are its benefits?

This transistor is housed in a SOT-223 package, which offers improved heat dissipation and a compact footprint, facilitating easier PCB layout and enhancing reliability under higher power conditions.

Kann dieser Transistor in Hochfrequenzanwendungen eingesetzt werden?

With a transition frequency of approximately 300MHz, this transistor is capable of handling moderate-frequency amplification tasks, suitable for audio, communication, and control circuit applications.

What are the voltage ratings important for this transistor?

The transistor features a collector-emitter voltage rating of 40V, a collector-base rating of 75V, and an emitter-base voltage rating of 6V, allowing it to operate safely within these voltage limits in typical industrial environments.

Wie wirkt sich die niedrige Sättigungsspannung auf die Leistung der Schaltung aus?

A low saturation voltage reduces the voltage drop during transistor switching, minimizing power loss and heat generation. This improves overall system efficiency and extends component longevity.