Overview
The SMMBT6427LT1G is a Darlington NPN silicon transistor manufactured by onsemi. This device is designed for high-current applications and is known for its high DC current gain and low collector-emitter saturation voltage. It is AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other demanding applications. The transistor is lead-free, halogen-free, and RoHS compliant, ensuring environmental sustainability.
Key Specifications
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Collector-Emitter Voltage | VCEO | 40 | Vdc |
| Collector-Base Voltage | VCBO | 40 | Vdc |
| Emitter-Base Voltage | VEBO | 12 | Vdc |
| Collector Current - Continuous | IC | 500 | mAdc |
| Thermal Resistance, Junction-to-Ambient | RθJA | 417 | °C/W |
| Junction and Storage Temperature | TJ, Tstg | -55 to +150 | °C |
| DC Current Gain (hFE) @ IC = 100 mA, VCE = 5 V | hFE | 20,000 | - |
| Collector-Emitter Saturation Voltage @ IC = 500 mA, IB = 0.5 mA | VCE(sat) | 1.5 | Vdc |
| Base-Emitter Saturation Voltage @ IC = 500 mA, IB = 0.5 mA | VBE(sat) | 2.0 | Vdc |
| Package | - | SOT-23 (TO-236) | - |
Key Features
- AEC-Q101 qualified and PPAP capable, suitable for automotive and other demanding applications.
- High DC current gain (up to 20,000 at IC = 100 mA, VCE = 5 V).
- Low collector-emitter saturation voltage (VCE(sat) = 1.5 V at IC = 500 mA, IB = 0.5 mA).
- Lead-free, halogen-free, and RoHS compliant.
- High collector current capability (IC = 500 mA).
- Wide operating temperature range (-55°C to +150°C).
Applications
The SMMBT6427LT1G is versatile and can be used in various high-current applications, including:
- Automotive systems: Due to its AEC-Q101 qualification, it is suitable for use in automotive electronics.
- Power amplifiers: Its high DC current gain and low saturation voltage make it ideal for power amplification.
- Switching circuits: The transistor's ability to handle high currents and its low saturation voltage make it suitable for switching applications.
- Industrial control systems: It can be used in various industrial control circuits requiring high reliability and performance.
Q & A
- What is the maximum collector-emitter voltage of the SMMBT6427LT1G?
The maximum collector-emitter voltage is 40 Vdc. - What is the maximum collector current of the SMMBT6427LT1G?
The maximum collector current is 500 mA. - What is the thermal resistance, junction-to-ambient, of the SMMBT6427LT1G?
The thermal resistance, junction-to-ambient, is 417 °C/W. - Is the SMMBT6427LT1G RoHS compliant?
Yes, the SMMBT6427LT1G is lead-free, halogen-free, and RoHS compliant. - What is the DC current gain of the SMMBT6427LT1G at IC = 100 mA and VCE = 5 V?
The DC current gain (hFE) is up to 20,000. - What is the collector-emitter saturation voltage of the SMMBT6427LT1G at IC = 500 mA and IB = 0.5 mA?
The collector-emitter saturation voltage (VCE(sat)) is 1.5 V. - What is the operating temperature range of the SMMBT6427LT1G?
The operating temperature range is -55°C to +150°C. - What package type is the SMMBT6427LT1G available in?
The SMMBT6427LT1G is available in the SOT-23 (TO-236) package. - Is the SMMBT6427LT1G suitable for automotive applications?
Yes, it is AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other demanding applications. - What are some common applications of the SMMBT6427LT1G?
Common applications include automotive systems, power amplifiers, switching circuits, and industrial control systems.
