MMBTRC102SS Overview
The MMBTRC102SS is a high-performance, surface-mount bipolar junction transistor (BJT) designed for general-purpose amplification and switching applications. This device features a robust SOT-23 package that supports efficient thermal management and board space optimization. Engineered to deliver consistent electrical characteristics and reliable operation, it suits a wide range of industrial, consumer, and communication electronics. With solid gain parameters and a complementary silicon NPN transistor design, it provides engineers and sourcing specialists a dependable component for low to medium power circuits. For detailed sourcing and manufacturer information, visit IC Manufacturer.
MMBTRC102SS Technical Specifications
| Parameter | Specification |
|---|---|
| Type | NPN Bipolar Junction Transistor |
| Package | SOT-23 Surface Mount |
| Collector-Emitter Voltage (VCEO) | 40 V |
| Collector-Base Voltage (VCBO) | 60 V |
| Emitter-Base Voltage (VEBO) | 5 V |
| Continuous Collector Current (IC) | 200 mA |
| Gain Bandwidth Product (fT) | 100 MHz (typical) |
| DC Current Gain (hFE) | 100 to 300 (depending on collector current) |
| Power Dissipation (Ptot) | 350 mW |
MMBTRC102SS Key Features
- Wide voltage rating: With a collector-emitter voltage up to 40 V, it supports a broad range of switching and amplification scenarios, enabling flexibility in circuit design.
- High current gain: The device offers a DC current gain between 100 and 300, ensuring effective signal amplification and improved overall circuit performance.
- Compact SOT-23 package: This surface-mount footprint allows for high-density PCB layouts, reducing space and improving thermal dissipation within constrained environments.
- Reliable switching speed: Featuring a gain bandwidth product of 100 MHz, it supports moderate-frequency operation suitable for many industrial and communication applications.
Typical Applications
- Signal amplification in low to medium power analog circuits, where stable gain and low noise are critical for accurate processing.
- Switching elements in relay drivers, LED drivers, and small motor control circuits requiring consistent switching performance.
- General-purpose transistors for use in consumer electronics such as audio equipment and portable devices.
- Interface circuits between logic-level signals and power stages in embedded systems and industrial control modules.
MMBTRC102SS Advantages vs Typical Alternatives
This transistor provides an optimal balance of voltage rating, gain, and power dissipation in a compact SOT-23 package, making it advantageous over many discrete alternatives. Its reliable gain and switching characteristics enable precise control in both analog and digital circuits. Compared to similar devices, it offers excellent thermal performance and integration ease, making it a preferred choice for engineers prioritizing efficiency and board space.
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MMBTRC102SS Brand Info
The MMBTRC102SS is part of a family of transistors commonly produced by leading semiconductor manufacturers specializing in discrete components. These devices are engineered for consistent electrical performance and high reliability. Typically, such transistors are offered by established brands recognized for quality in industrial and consumer electronics sectors. The product is designed to meet industry-standard specifications, ensuring compatibility and ease of sourcing through global distributors.
FAQ
What is the maximum collector current rating for this transistor?
The maximum continuous collector current for this transistor is 200 mA, which means it can handle moderate current loads suitable for many switching and amplification tasks without risk of damage.
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Is the MMBTRC102SS suitable for high-frequency applications?
With a typical gain bandwidth product of 100 MHz, this transistor supports moderate-frequency operations, making it suitable for many industrial and communication circuits but not for very high-frequency RF applications.
What package type does this transistor use, and why is it beneficial?
This transistor is housed in a SOT-23 surface-mount package






