JANSD2N2221AUA/TR NPN Transistor by JANSD, General Purpose Amplifier, TO-92 Package

JANSD2N2221AUA/TR Overview

The JANSD2N2221AUA/TR is a robust NPN bipolar junction transistor designed for switching and amplification in various industrial and consumer electronic applications. Featuring a collector current rating of up to 800mA and a voltage rating of 40V, it offers reliable performance under demanding conditions. Its complementary high gain and fast switching capabilities make it suitable for interface circuits, driver stages, and general-purpose amplification. Provided in a TO-92 package, it ensures ease of integration into through-hole PCB designs. This transistor is available from IC Manufacturer, ensuring quality and consistent supply for professional engineers and sourcing specialists.

JANSD2N2221AUA/TR Key Features

• High collector current capability: Supports up to 800mA, enabling efficient switching of moderate loads.
• Collector-emitter voltage rating of 40V: Allows operation in medium voltage applications with safety margin.
• Gain bandwidth product: Provides sufficient gain and frequency response for amplification and switching tasks.
• Low saturation voltage: Improves efficiency in switching applications by minimizing power dissipation.
• Standard TO-92 package: Facilitates straightforward through-hole mounting and prototyping.
• Thermal stability: Designed to maintain performance across typical industrial temperature ranges.
• Compatible pin configuration: Matches industry-standard layouts for easy replacement and circuit design.

JANSD2N2221AUA/TR Technical Specifications

Parameter	Value	Unit
Collector-Emitter Voltage (VCEO)	40	V
Collector-Base Voltage (VCBO)	75	V
Emitter-Base Voltage (VEBO)	6	V
Collector Current (IC)	800	mA
Power Dissipation (Ptot)	625	mW
DC Current Gain (hFE)	100-300	?C
Transition Frequency (fT)	250	MHz
Package Type	TO-92	?C
Operating Temperature Range	-55 to +150	??C

JANSD2N2221AUA/TR Advantages vs Typical Alternatives

This transistor offers a balanced combination of moderate voltage and current ratings with a high gain bandwidth product, delivering reliable switching and amplification performance. Compared to typical alternatives, it features a lower saturation voltage and stable gain, which improves efficiency and accuracy in control circuits. The TO-92 package allows easy integration into existing designs, making it a cost-effective and dependable choice for engineers seeking precision and durability in standard BJT applications.

Typical Applications

• Switching and amplification in signal processing circuits where moderate current handling and voltage ratings are required for efficient operation.
• Driver stages for relays, LEDs, and small motors, leveraging its 800mA collector current capacity for robust control.
• Interface circuits for microcontrollers and logic devices, providing clean switching action and signal amplification.
• General-purpose transistor usage in consumer electronics and industrial control systems requiring reliable gain and switching speed.

JANSD2N2221AUA/TR Brand Info

The JANSD2N2221AUA/TR is a product offering from IC Manufacturer, known for delivering high-quality semiconductor components tailored for industrial and commercial applications. This transistor is part of the manufacturer??s focus on providing reliable, standardized discrete devices that meet stringent performance and quality standards. The brand ensures consistent manufacturing processes and thorough testing to support engineers and sourcing specialists in critical design and production environments.

FAQ

What is the maximum collector current rating for this transistor?

The maximum collector current is rated at 800mA, allowing the transistor to handle moderate load currents typical in switching and amplification applications without thermal or electrical overstress.

In which package does this transistor come, and what are the benefits?

This device is housed in a TO-92 package, which is widely recognized for its compact size and ease of through-hole mounting. This package type supports straightforward prototyping and integration into traditional PCB designs.

What voltage ratings should be considered when using this transistor?

The collector-emitter voltage rating is 40V, while the collector-base voltage can withstand up to 75V. The emitter-base voltage rating is 6V. These ratings define the safe operating limits to prevent breakdown and ensure device longevity.

How does the gain bandwidth product affect performance?

The gain bandwidth product, specified at 250MHz, indicates the frequency range over which the transistor can provide amplification. A higher value means it can efficiently amplify signals at higher frequencies, which is important for fast switching and RF applications.

What temperature range is suitable for operating this transistor?

This transistor operates reliably across a broad temperature range from -55??C to +150??C, making it suitable for a variety of industrial environments where temperature fluctuations are common.