Overview
The ST901T is a high voltage NPN Darlington transistor manufactured by STMicroelectronics. This device is designed in a monolithic special Darlington configuration, making it suitable for applications requiring high voltage and current handling capabilities. The transistor is particularly optimized for use in electronic ignition systems for small engines, such as those found in scooters, lawnmowers, and chainsaws.
Key Specifications
| Parameter | Value |
|---|---|
| Voltage (Vceo) | 350 V |
| Collector Current (Ic) | 4 A |
| Total Dissipation (Ptot) at TC = 25 °C | 100 W |
| Package Type | TO220AB |
Key Features
- High voltage NPN Darlington transistor
- Monolithic special Darlington configuration
- High collector current capability of up to 4 A
- High total dissipation of up to 100 W at TC = 25 °C
- TO220AB package for efficient heat dissipation
Applications
The ST901T is designed for use in electronic ignition systems for small engines, including:
- Scooters
- Lawnmowers
- Chainsaws
Q & A
- What is the ST901T transistor? The ST901T is a high voltage NPN Darlington transistor manufactured by STMicroelectronics.
- What is the maximum voltage rating of the ST901T? The maximum voltage rating (Vceo) of the ST901T is 350 V.
- What is the maximum collector current of the ST901T? The maximum collector current (Ic) of the ST901T is 4 A.
- What is the total dissipation of the ST901T at TC = 25 °C? The total dissipation (Ptot) of the ST901T at TC = 25 °C is 100 W.
- In what package is the ST901T available? The ST901T is available in the TO220AB package.
- What are the typical applications of the ST901T? The ST901T is typically used in electronic ignition systems for small engines such as scooters, lawnmowers, and chainsaws.
- Why is the ST901T suitable for ignition coil applications? The ST901T is suitable for ignition coil applications due to its high voltage and current handling capabilities, as well as its monolithic special Darlington configuration.
- Where can I find detailed specifications for the ST901T? Detailed specifications for the ST901T can be found in the datasheet available on STMicroelectronics' official website and other electronic component distributors.
- Is the ST901T available from multiple distributors? Yes, the ST901T is available from various electronic component distributors such as TME, Digi-Key, and others.
- What is the significance of the ECOPACK® specification for the ST901T? The ECOPACK® specification indicates that the ST901T meets certain environmental and packaging standards set by STMicroelectronics.
