The ZTX757STZ is a high-performance bipolar PNP transistor designed and manufactured by Diodes Incorporated, a leading global provider of discrete, logic, analog and mixed-signal semiconductors. This transistor is part of their Zetex range of low saturation transistors, which are known for their high efficiency and power density. The ZTX757STZ is particularly well-suited for power management applications and is commonly used in linear regulators, switches, and power amplifiers.

Key Features

• High Current Capability: The ZTX757STZ can handle continuous collector currents up to -2A, making it suitable for high-power applications.
• Low Saturation Voltage: This transistor has a low collector-emitter saturation voltage (V<sub>CE(sat)), which minimizes power loss and improves efficiency in switching applications.
• High Power Dissipation: With a power dissipation of up to 1.75W, the ZTX757STZ can withstand higher operating temperatures and power levels.
• High Gain Bandwidth Product: A transition frequency (f<sub>T) of 75MHz ensures good performance in high-speed switching applications.

Applications

• Power Management
• Linear Regulators
• Signal Processing
• Low-side Switches
• Power Amplifiers

Product Specifications

Parameter Value Collector-Base Voltage (V<sub>CB) -100V Collector-Emitter Voltage (V<sub>CE) -45V Emitter-Base Voltage (V<sub>EB) -5V Collector Current - Continuous (I<sub>C) -2A Power Dissipation (P<sub>D) 1.75W Transition Frequency (f<sub>T) 75MHz

The ZTX757STZ is provided in a surface-mount package which ensures a compact footprint and is compatible with automated assembly processes. Its robust construction and proven performance make it a reliable choice for designers and engineers looking to optimize their power-sensitive applications.