The 2SA1546-AZ is a PNP Epitaxial Planar Transistor manufactured by Renesas Electronics America. It is designed for low noise amplifier applications and general-purpose switching and amplification.

Applications

• Low noise amplifiers (LNAs)
• Audio amplifiers
• Switching circuits
• General-purpose amplification
• Pre-amplifiers

Features

• PNP Epitaxial Planar Transistor
• Low Noise Figure
• High hFE (DC Current Gain)
• Low Collector Output Capacitance
• Small Signal Amplifier

Benefits

• Excellent low noise performance
• High gain for signal amplification
• Suitable for high-frequency applications
• Compact size for dense circuit designs
• Reliable performance

Specifications

Collector-Base Voltage (V_CBO): -60 V
Collector-Emitter Voltage (V_CEO): -50 V
Emitter-Base Voltage (V_EBO): -6 V
Collector Current (I_C): -150 mA
Collector Dissipation (P_C): 250 mW
Current Gain (h_FE): Consult datasheet for hFE range (typically high)
Noise Figure (NF): Consult datasheet for typical noise figure value.
Transition Frequency (f_T): Consult datasheet for transition frequency.

The Renesas 2SA1546-AZ transistor is designed to provide excellent low-noise performance in amplifier circuits. Its high current gain allows for effective signal amplification, and its low collector output capacitance makes it suitable for high-frequency applications. It's primarily used in low-noise amplifiers where minimizing noise is crucial for optimal performance. The transistor's specifications should be verified in the datasheet for precise design and application.