The HSMP-389A-TR1 is a surface mount Schottky diode manufactured by Agilent (Hewlett-Packard). It is designed for high-performance mixer and detector applications in the frequency range of 100 MHz to 15 GHz. This diode offers low series resistance and low junction capacitance, making it suitable for demanding RF and microwave circuits.

Applications

• Mixers in communication systems
• Detectors in radar systems
• Sampling circuits
• Frequency doublers
• RF switches

Features

• Low series resistance (typically 4 ohms)
• Low junction capacitance (typically 0.7 pF)
• Surface mount package
• High breakdown voltage
• Fast switching speed

Benefits

• Improved mixer performance due to low series resistance and junction capacitance
• Enhanced detector sensitivity and dynamic range
• Simplified board assembly with surface mount package
• Reliable operation in harsh environments
• Suitable for high-frequency applications

Additional Details

The HSMP-389A-TR1 is available in a SOT-23 package. The diode is characterized by its low forward voltage and high reverse breakdown voltage. It's commonly used in applications where minimizing insertion loss and maximizing isolation are critical. The 'TR1' suffix indicates that the part is supplied on tape and reel for automated assembly.

Specifications:

• Package: SOT-23
• Breakdown Voltage: 15 V
• Forward Voltage: 0.34 V at 1 mA
• Junction Capacitance: 0.7 pF
• Series Resistance: 4 Ohms