ZMV930TA Discrete Semiconductor Products

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The ZMV930TA is one type of variable capacitance (varicap, or varactor) diode. This device is used primarily as a voltage-controlled variable capacitor, meaning it has an electrical capacitance which varies as a function of the applied voltage. Variable capacitance diodes are typically used in radio frequency (RF) applications.

The ZMV930TA is a Schottky Barrier diode designed specifically as a variable capacitance diode in RF circuits. The device has a semiconductor junction between a metal electrode and a semiconductor material. The semiconductor material has a wide range of energy levels, allowing a range of the amount of electrons that can move between the metal electrode and the semiconductor material. A small amount of applied voltage allows a greater number of electrons to move through the junction and a higher level of capacitance is produced.

The ZMV930TA is mainly used in RF circuits where the capacitance needs to be adjusted to maintain precise resonance. This is done by varying the bias voltage applied to the diode. The capacitance can be varied from 0.001 pF to 0.2 pF with a bias voltage of 0 to 12 volts respectively. This allows the frequency of the resonant circuit to be finely tuned by changing the capacitance of the diode.

The ZMV930TA is also widely used for switching and tuning circuits such as power oscillators, phase-locked loops, and automatic frequency control circuits due to its low capacitance variation with reverse bias and temperature. Other applications include FM demodulators, voltage-controlled oscillators, mixer circuits, and delay lines.

The ZMV930TA also has a wide range of features, including low capacitance and low leakage current even at low bias voltages. It features a maximum reverse voltage of 12 volts and a maximum operating temperature of 125 degrees Celsius. Furthermore, the diode has excellent humidity and temperature stability and is RoHS compliant.

The ZMV930TA is a versatile and reliable device, highly suited for a wide range of RF applications. Its unique design and features make it suitable for a variety of projects, including high-speed switching, tuning, filtering, and oscillation. The device can be used in any environment and offers excellent reliability and stability over time.

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