MMBTRC118SS Overview
The MMBTRC118SS is a robust surface-mount transistor designed for high-reliability switching and amplification in industrial and consumer electronics. Featuring a silicon NPN transistor configuration, it supports efficient current handling with a maximum collector current of 100 mA and a voltage rating up to 50 V. Its small SOT-23 package enables space-saving PCB layouts, making it suitable for compact electronic designs. The device provides stable gain characteristics ensuring consistent performance across temperature variations. Sourced from IC Manufacturer, this transistor is ideal for engineers seeking a dependable component for signal amplification and switching in low-power applications.
MMBTRC118SS Technical Specifications
| Parameter | Specification |
|---|---|
| Transistor Type | NPN Bipolar Junction Transistor (BJT) |
| Maximum Collector-Emitter Voltage (VCEO) | 50 V |
| Collector Current (IC) | 100 mA |
| DC Current Gain (hFE) | 100 minimum (at IC=10mA, VCE=10V) |
| Transition Frequency (fT) | 100 MHz typical |
| Package Type | SOT-23 Surface Mount |
| Power Dissipation | 350 mW |
| Operating Temperature Range | -55??C to +150??C |
MMBTRC118SS Key Features
- High Voltage Capability: Supports up to 50 V collector-emitter voltage, allowing use in moderately high voltage circuits without breakdown risk.
- Efficient Current Handling: With a collector current rating of 100 mA, it suits low to medium power amplification and switching tasks reliably.
- Compact SOT-23 Package: Enables dense PCB layouts and automated assembly processes, critical for modern compact electronic designs.
- Stable Gain Performance: Provides consistent DC current gain of at least 100, ensuring reliable signal amplification across various operating conditions.
Typical Applications
- Low-power switching circuits in industrial control systems, enabling precise on/off control of loads or signal routing.
- Audio preamplifiers where stable gain and low noise are essential for sound quality enhancement.
- Signal amplification in sensor interfaces, improving signal integrity before processing stages in measurement equipment.
- General-purpose amplification and switching in portable consumer electronics benefiting from the compact SOT-23 package.
MMBTRC118SS Advantages vs Typical Alternatives
This transistor offers a balanced combination of voltage tolerance, current handling, and gain stability that often surpasses generic alternatives. Its compact SOT-23 package facilitates PCB space savings while maintaining reliable thermal performance up to 350 mW. The device??s consistent gain and high transition frequency make it suitable for fast-switching and amplification needs, enhancing circuit efficiency and reducing design complexity compared to bulkier or lower-performance transistors.
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MMBTRC118SS Brand Info
The MMBTRC118SS is manufactured by ON Semiconductor, a recognized leader in discrete semiconductor devices. ON Semiconductor specializes in delivering high-quality transistors optimized for industrial and consumer electronics applications. This transistor is part of their extensive portfolio focusing on surface-mount devices that emphasize reliability, performance, and ease of integration. ON Semiconductor’s rigorous quality control and global distribution ensure consistent availability and support for design engineers and sourcing specialists worldwide.
FAQ
What is the maximum voltage rating for the MMBTRC118SS?
The transistor supports a maximum collector-emitter voltage of 50 V. This rating defines the highest voltage the device can safely withstand without breakdown, making it suitable for medium-voltage switching and amplification applications.
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Can the MMBTRC118SS handle high currents?
It is rated for a maximum collector current of 100 mA, which is adequate for low to medium power circuits. For applications requiring higher current, alternative devices with greater current ratings should be considered.






