The PZT751-NL is a PNP high-voltage transistor manufactured by Fairchild Semiconductor, now part of ON Semiconductor. It is designed for use in various high-voltage switching and amplifier applications. This transistor offers a good balance of voltage, current, and speed characteristics, making it suitable for demanding circuits.

Applications:

• High-voltage switching circuits
• Linear amplifiers
• Electronic ballast circuits
• Telecommunication equipment
• Industrial control systems

Features:

• High Collector-Emitter Voltage (VCEO = -80 V)
• Continuous Collector Current (IC = -1 A)
• Low Collector-Emitter Saturation Voltage
• High Transition Frequency (fT)
• Available in a compact SOT-223 package
• RoHS Compliant

Benefits:

• Suited for high-voltage applications due to its high VCEO
• Can handle moderate current loads with a continuous IC of -1 A
• Reduces power dissipation due to low saturation voltage
• Enables high-speed switching due to its high transition frequency
• Space-saving design with the SOT-223 package
• Environmentally friendly due to RoHS compliance

Additional Details:

The PZT751-NL features a Collector-Base Voltage (VCBO) of -80 V and an Emitter-Base Voltage (VEBO) of -5 V. The power dissipation (PD) at 25°C ambient temperature is typically around 1.5W. It is designed to operate within a junction temperature range of -55°C to +150°C. The SOT-223 package allows for efficient heat dissipation, improving the transistor's reliability in high-power applications. The hFE (DC current gain) is specified over a range of collector currents. It's commonly used in driver stages for inductive loads and in general-purpose amplification circuits.