The RN4982 is a PNP epitaxial silicon transistor manufactured by Toshiba. It is primarily designed for switching and amplification applications, offering a combination of high current gain and low saturation voltage. It is commonly used in low-power circuits and is available in a small surface-mount package, allowing for efficient board layout.

Applications

• Switching circuits
• Amplifier circuits
• Inverter circuits
• Driver circuits
• Portable electronic devices

Features

• High current gain (hFE): Provides efficient amplification with minimal base current.
• Low saturation voltage (VCE(sat)): Reduces power dissipation in switching applications.
• Small surface-mount package: Enables compact circuit designs.
• High collector current (IC): Supports a wide range of load requirements.
• RoHS compliant: Meets environmental standards for hazardous substance control.

Benefits

• Improved circuit efficiency: Low saturation voltage minimizes power loss.
• Simplified circuit design: High current gain reduces the need for complex biasing networks.
• Reduced board space: Small package size allows for high-density component placement.
• Versatile applications: Suitable for both switching and amplification tasks.
• Environmental compliance: RoHS compliance ensures adherence to environmental regulations.

Technical Specifications

The RN4982 typically features a collector-emitter voltage (VCEO) of -50V, a collector current (IC) of -150mA, and a DC current gain (hFE) typically ranging from 85 to 340. The collector-emitter saturation voltage (VCE(sat)) is typically -0.3V at IC = -100mA and IB = -5mA. The transition frequency (fT) is typically 180 MHz. The operating temperature range is typically -55°C to +150°C. The package is usually a small SOT-23 or similar surface-mount type. For precise specifications, it's recommended to consult the official datasheet from Toshiba Semiconductor and Storage.

The RN4982 is a versatile transistor that offers good performance for a variety of general-purpose switching and amplification needs. Its compact size and convenient characteristics make it well-suited to portable and space-constrained applications.