AC128K,PNP Germanium Small Signal Transistor,TO-1

The AC128K is a PNP germanium small signal transistor designed for general-purpose amplification and low-power switching applications. Encased in a compact TO-1 package, it offers a maximum collector current of 1 A, making it suitable for various low-power applications. The transistor can withstand a maximum collector-base voltage of 32 V and a collector-emitter voltage of 16 V. With a transition frequency of 1 MHz, it is appropriate for audio frequency applications. The AC128K provides a forward current transfer ratio (h_FE) with a minimum of 55, ensuring efficient amplification. Its germanium construction offers a low forward voltage drop and high sensitivity, making it ideal for applications requiring these characteristics.

• Germanium Construction – Utilizes germanium material, offering low forward voltage drop and high sensitivity.
• High Current Capability – Supports a maximum collector current (I_C) of 1 A, suitable for various low-power applications.
• Moderate Voltage Ratings – Withstands a maximum collector-base voltage (V_CB) of 32 V and a collector-emitter voltage (V_CE) of 16 V.
• Low Transition Frequency – Features a transition frequency (f_T) of 1 MHz, appropriate for audio frequency applications.
• Compact TO-1 Package – Encased in a TO-1 package, facilitating easy integration into circuit designs.
• High DC Current Gain – Provides a forward current transfer ratio (h_FE) with a minimum of 55, ensuring efficient amplification.