MMBTRA102SS Overview
The MMBTRA102SS is a high-performance NPN bipolar junction transistor (BJT) optimized for low noise and high-frequency amplification applications. Designed with a robust silicon planar epitaxial structure, this transistor offers excellent gain and switching characteristics, making it suitable for RF and analog circuit designs. Its compact SOT-23 surface-mount package supports efficient PCB layout while maintaining thermal stability under moderate power dissipation. Engineers and sourcing specialists will find this transistor ideal for signal amplification in communication devices and sensor interfaces. For detailed procurement or technical support, visit IC Manufacturer.
MMBTRA102SS Technical Specifications
| Parameter | Specification |
|---|---|
| Transistor Type | NPN |
| Package | SOT-23 |
| Collector-Emitter Voltage (VCEO) | 40 V |
| Collector Current (IC) | 150 mA |
| Power Dissipation (Ptot) | 350 mW |
| Transition Frequency (fT) | 100 MHz (typical) |
| DC Current Gain (hFE) | 100 to 300 |
| Operating Temperature Range | -55 ??C to +150 ??C |
| Noise Figure | Low noise performance |
MMBTRA102SS Key Features
- Low Noise Amplification: Designed for minimal noise contribution, enhancing signal clarity in RF and audio applications.
- High Current Gain: Provides reliable amplification with a DC current gain range of 100 to 300, ensuring efficient signal processing.
- Compact SOT-23 Package: Enables space-saving PCB designs while maintaining thermal stability under typical operating conditions.
- Wide Operating Temperature: Suitable for industrial environments with a temperature range from -55 ??C to +150 ??C, supporting robust performance.
Typical Applications
- RF signal amplification in wireless communication equipment, benefiting from low noise and high-frequency performance.
- Analog signal processing in sensor interfaces requiring stable gain and low distortion.
- Switching elements in low-power digital circuits where compact size and reliability are essential.
- Audio preamplifiers and buffering stages in consumer and industrial electronic devices.
MMBTRA102SS Advantages vs Typical Alternatives
This transistor offers a superior balance of low noise, high gain, and frequency response compared to typical small-signal BJTs. Its SOT-23 package facilitates compact and reliable circuit integration, while the wide operating temperature range ensures dependable performance in harsh industrial environments. These features make it a preferred choice for engineers seeking enhanced sensitivity and stability in RF and analog designs.
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MMBTRA102SS Brand Info
The MMBTRA102SS is manufactured by a leading global semiconductor supplier specializing in discrete semiconductors and integrated circuits. Known for quality and consistency, the brand focuses on delivering components that meet stringent industrial standards. The MMBTRA102SS exemplifies the company’s commitment to providing reliable, high-performance transistors tailored for modern electronics applications. Their wide distribution network and comprehensive technical support ensure the product??s accessibility and successful integration into diverse engineering projects.
FAQ
What is the maximum collector current rating for this transistor?
The maximum collector current for the device is rated at 150 mA. This ensures it can handle moderate current loads typical in signal amplification and switching applications without compromising reliability.
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Can this transistor be used in high-frequency circuits?
Yes, with a typical transition frequency around 100 MHz, this transistor is well-suited for high-frequency amplification tasks, including RF signal processing and communication equipment.
What package does the transistor use, and why is it beneficial?
The transistor is housed in a SOT-23 surface-mount package, which offers a compact footprint ideal for dense PCB layouts. This package also provides good thermal performance for its power rating, supporting efficient heat dissipation.
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Is the device suitable for operation in harsh environments?
Yes, it supports an operating temperature range from -55 ??C up to +150 ??C, making it appropriate for industrial and automotive applications where





