MPSA45 NPN High Voltage Bipolar Transistor
The MPSA45 NPN High Voltage Bipolar Transistor is a silicon-based high-voltage transistor designed to handle demanding switching and amplification applications. Its robust design enables it to operate with a collector-emitter voltage of up to 350V and a collector-base voltage of 400V, making it suitable for circuits requiring reliable high-voltage performance. The transistor is optimized for low leakage currents and high gain, ensuring stable and efficient operation in a wide range of electronic designs.
Features:
- NPN high-voltage transistor suitable for switching and amplification.
- Collector-emitter voltage: 350V.
- Collector-base voltage: 400V.
- Low leakage current and high current gain.
- TO-92 package with through-hole mounting.
- Wide operating temperature range: -65°C to +150°C.
- Low saturation voltage ensuring efficient operation.
Specifications:
| Parameter | Value |
|---|---|
| Collector-Emitter Voltage | 350VDC |
| Collector-Base Voltage | 400VDC |
| Emitter-Base Voltage | 5VDC |
| Collector Current – Continuous | 300mADC |
| Total Device Dissipation @ TA=25°C | 625mW |
| Derate above 25°C (Ambient) | 5mW/°C |
| Total Device Dissipation @ TC=25°C | 1.5W |
| Derate above 25°C (Case) | 12mW/°C |
| Operating and Storage Temperature Range | -55°Cto+150°C |
| Thermal Resistance, Junction to Ambient | 200°C/W |
| Thermal Resistance, Junction to Case | 83.3°C/W |
| DC Current Gain (IC=10mADC, VCE=10VDC) | 50(min) |
| Collector-Emitter Saturation Voltage (IC=50mADC, IB=5mADC) | 0.5VDC(max) |
| Base-Emitter Saturation Voltage (IC=50mADC, IB=5mADC) | 1.2VDC(max) |
| Current-Gain Bandwidth Product (IC=10mADC, VCE=20VDC, f=100MHz) | 50MHz(min) |
| Collector-Base Capacitance (VCB=20VDC, f=1MHz) | 7pF(max) |
Pin Configuration:
1) Emitter
2) Base
3) Collector
Applications:
- High-voltage switching in power conversion systems.
- Signal amplification in audio and processing circuits.
- Deflection systems in displays and CRT monitors.
- Regulators and stabilizers for high-voltage needs.
- Relay and solenoid drivers in control systems.
- Interfaces in medical devices with high voltages.
- Sensor amplification in automotive electronics.
Package Include:
1x MPSA45 NPN High Voltage Bipolar Transistor.
