MMBTRC119SS Overview
The MMBTRC119SS is a high-quality surface-mount transistor designed for efficient switching and amplification in industrial electronic circuits. Featuring robust electrical characteristics and a compact SOT-23 package, this device supports applications demanding reliable performance under varying operating conditions. Its optimized gain and voltage ratings make it suitable for a wide range of low-power, high-frequency tasks. Engineers and sourcing specialists will find its consistent manufacturing standards and compatibility advantageous for streamlined integration in complex semiconductor assemblies. For more details, visit the IC Manufacturer.
MMBTRC119SS Technical Specifications
| Parameter | Value |
|---|---|
| Transistor Type | NPN Bipolar Junction Transistor |
| Package | SOT-23 Surface Mount |
| Collector-Emitter Voltage (VCEO) | 30 V |
| Collector Current (IC) | 200 mA |
| Power Dissipation (Ptot) | 350 mW |
| DC Current Gain (hFE) | 100 to 300 |
| Transition Frequency (fT) | 100 MHz |
| Operating Temperature Range | -55??C to +150??C |
| Base-Emitter Voltage (VBE) | 0.7 V (typical) |
MMBTRC119SS Key Features
- High gain capability: Delivers a DC current gain up to 300, enabling effective signal amplification in low power circuits.
- Compact SOT-23 package: Supports automated surface-mount assembly, reducing board space and enhancing thermal performance.
- Robust voltage rating: A collector-emitter voltage of 30 V ensures reliable operation in moderate-voltage switching applications.
- Wide operating temperature: Maintains stable performance between -55??C to +150??C, suitable for harsh industrial environments.
Typical Applications
- Low noise amplifier stages in industrial sensor signal conditioning, providing consistent gain with minimal distortion over a wide temperature range.
- Switching regulator circuits requiring efficient transistor switching for power management in embedded systems.
- General-purpose amplification in communication equipment, ensuring reliable gain and frequency response up to 100 MHz.
- Signal switching and buffering in automotive electronics, benefiting from the device??s ruggedness and thermal stability.
MMBTRC119SS Advantages vs Typical Alternatives
This transistor offers superior integration with compact SOT-23 packaging, facilitating dense PCB layouts and automated assembly. Its enhanced current gain and transition frequency enable more efficient amplification compared to standard low-power transistors. The wide operating temperature range and reliable voltage handling ensure consistent performance, making it a preferred choice over typical alternatives in demanding industrial and automotive applications.
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MMBTRC119SS Brand Info
The MMBTRC119SS is produced by a reputable semiconductor manufacturer specializing in discrete components optimized for industrial use. Known for stringent quality control and consistent performance, this brand ensures the transistor meets international standards for reliability and electrical characteristics. The device is widely distributed through global electronics supply chains and is supported by extensive datasheets and application notes to assist engineers in effective circuit design.
FAQ
What type of transistor is the MMBTRC119SS?
The device is an NPN bipolar junction transistor designed primarily for switching and amplification tasks in low-power applications. Its structure supports efficient electron flow with high gain and fast switching speeds.
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What is the maximum collector current rating?
The maximum continuous collector current for this transistor is 200 mA, allowing it to handle moderate current loads in typical industrial circuit configurations.
Can the MMBTRC119SS operate in high-temperature environments?
Yes, it is rated to operate reliably within a temperature range of -55??C to +150??C, making it suitable for use in harsh environments such as automotive or industrial control systems.
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What package type does this transistor use?
This transistor comes in a SOT-23 surface-mount package, which is widely used for compact and efficient PCB assembly with automated placement capabilities.





