The RN1402S is a general-purpose transistor array manufactured by Toshiba Semiconductor and Storage. It consists of two NPN transistors within a single package, designed for amplification and switching applications. This configuration is useful in applications requiring matched transistor characteristics or space-saving solutions.

Applications

• Amplifier circuits
• Switching circuits
• Inverter circuits
• Current mirror circuits
• Differential amplifiers

Features

• Dual NPN transistors
• High current gain (hFE)
• Low saturation voltage
• Small surface mount package (SOT-23)
• Monolithic construction for matched characteristics

Benefits

• Reduces component count and board space compared to using two discrete transistors.
• Matched transistor characteristics improve circuit performance.
• Suitable for a wide range of general-purpose applications.
• Efficient switching due to low saturation voltage.
• Easy to integrate into circuit boards using standard surface mount technology.

Additional Details

The RN1402S has a collector-emitter voltage (VCEO) of 50V and a collector current (IC) of 100mA. The current gain (hFE) typically ranges from 100 to 300. The SOT-23 package allows for high-density mounting on circuit boards. The monolithic construction ensures that the two transistors have closely matched characteristics, which is beneficial for applications requiring precise matching, such as current mirrors and differential amplifiers. The RN1402S is commonly used in a variety of electronic devices, including portable devices, industrial equipment, and consumer electronics. Its compact size and matched transistor characteristics make it a versatile and cost-effective solution for many applications.