Overview
The BST52TA is an 80V NPN Silicon Planar Darlington Transistor manufactured by Diodes Incorporated. This transistor is designed for high current gain and fast switching applications, making it suitable for a variety of electronic systems. It is packaged in a SOT89 case, which is lead-free, RoHS compliant, and halogen and antimony free, aligning with Diodes Incorporated's 'Green' policy. The BST52TA is also qualified to AEC-Q101 standards, ensuring high reliability for automotive and other demanding applications.
Key Specifications
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Collector-Base Voltage | VCBO | 90 | V |
| Collector-Emitter Voltage | VCEO | 80 | V |
| Emitter-Base Voltage | VEBO | 10 | V |
| Continuous Collector Current | IC | 500 | mA |
| Peak Pulse Current | ICM | 1.5 | A |
| Base Current | IB | 100 | mA |
| Power Dissipation | PD | 1 | W |
| Thermal Resistance, Junction to Ambient | RθJA | 125 | °C/W |
| Thermal Resistance, Junction to Leads | RθJL | 8.66 | °C/W |
| Operating and Storage Temperature Range | -55 to 150 | °C |
Key Features
- High current gain with a typical DC current transfer ratio (hFE) of 1000 to 2000 at IC = 150mA and VCE = 10V
- Fast switching with turn-on time of 0.4µs and turn-off time of 1.5µs
- Collector-Emitter Saturation Voltage (VCE(sat)) of 1.3V at IC = 500mA and IB = 0.5mA
- Lead-free, RoHS compliant, and halogen and antimony free, adhering to Diodes Incorporated's 'Green' policy
- Qualified to AEC-Q101 standards for high reliability
- SOT89 package with matte tin finish and UL flammability rating 94V-0
Applications
The BST52TA is versatile and can be used in various applications, including:
- Automotive systems due to its AEC-Q101 qualification
- High-speed switching circuits where fast turn-on and turn-off times are critical
- Power management and control systems requiring high current gain and low saturation voltage
- Consumer electronics, such as in audio amplifiers and other high-current drive applications
- Industrial control systems and medical devices (non-life support)
Q & A
- What is the collector-emitter voltage rating of the BST52TA? The collector-emitter voltage (VCEO) rating is 80V.
- What is the maximum continuous collector current of the BST52TA? The maximum continuous collector current (IC) is 500mA.
- Is the BST52TA RoHS compliant? Yes, the BST52TA is lead-free, RoHS compliant, and halogen and antimony free.
- What is the typical DC current transfer ratio (hFE) of the BST52TA? The typical DC current transfer ratio (hFE) is between 1000 to 2000 at IC = 150mA and VCE = 10V.
- What is the thermal resistance, junction to ambient, of the BST52TA? The thermal resistance, junction to ambient (RθJA), is 125°C/W.
- What are the operating and storage temperature ranges for the BST52TA? The operating and storage temperature range is -55 to 150°C.
- Is the BST52TA qualified for automotive applications? Yes, it is qualified to AEC-Q101 standards for high reliability in automotive applications.
- What is the package type of the BST52TA? The BST52TA is packaged in a SOT89 case.
- What are the typical turn-on and turn-off times for the BST52TA? The turn-on time is 0.4µs and the turn-off time is 1.5µs.
- What is the collector-emitter saturation voltage (VCE(sat)) of the BST52TA? The collector-emitter saturation voltage (VCE(sat)) is 1.3V at IC = 500mA and IB = 0.5mA.
