Professional IC Distribution & Technical Solutions

STA481A Manufacturer SK Specifications, Descriptions, and Features

Manufacturer: STMicroelectronics

Part Number: STA481A

Description:

The STA481A is a high-performance power amplifier IC designed for RF and microwave applications. It is optimized for high-efficiency operation in the frequency range suitable for wireless communication systems, including cellular infrastructure and point-to-point radio links.

Key Features:

• Frequency Range: Optimized for operation in the 1.5 GHz to 2.7 GHz range.
• Output Power: Delivers high output power with excellent linearity.
• High Efficiency: Designed for high power-added efficiency (PAE).
• Supply Voltage: Operates from a 28V DC supply.
• Gain: High gain performance for improved signal amplification.
• Package: Housed in a flanged metal-ceramic package for enhanced thermal performance.
• Applications:
• Cellular base stations
• Wireless infrastructure
• Microwave radio links
• Other high-power RF amplification systems

Electrical Characteristics (Typical):

• Output Power (Pout): Up to 50W (dependent on operating conditions).
• Gain: 13 dB (typical at specified frequency).
• Efficiency (PAE): > 50% (under optimal conditions).

Package & Pin Configuration:

• Package Type: Flanged metal-ceramic (for heat dissipation).
• Pin Configuration: Designed for RF input/output matching and DC biasing.

This device is designed for professional RF power amplification in demanding environments, ensuring reliability and performance.