MPSA45 NPN High Voltage Bipolar Transistor

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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. Datasheet: MPSA45