SIT3822AI-1D3-33EG491.520000T

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Oscillators

Oscillators are electrical devices that generate electric signals, usually in the form of alternating current (AC). They are widely used in various applications, such as electronic applications, telecommunication, bio-instrumentation, and actuation. Oscillators are classified as AC or DC oscillators, depending on the type of current generated.

SIT3822AI-1D3-33EG491.520000T application field and working principle

SIT3822AI-1D3-33EG491.520000T is a dual-mode DC-AC oscillator with an efficiency of 95.2% @ 25℃, which can be used to generate both AC and DC signals. This oscillator is mainly used for applications such as active frequency modulation, frequency-to-voltage conversion, and square wave generation.

The SIT3822AI-1D3-33EG491.520000T is composed of an internal MOSFET transistor, a single resistor, an external switch, and an internal oscillator circuit, which form a complete oscillator system. The internal oscillator circuit is responsible for generating the input signal to the MOSFET transistor. When the switch is closed, the MOSFET transistor is in an on state and the oscillator generates a voltage that is amplified and inverted by the MOSFET, which produces an output signal with opposite polarity. When the switch is open, the MOSFET transistor is in an off state and the oscillator circuit generates a DC voltage.

In order to maintain the stability of the internal oscillator circuit, the SIT3822AI-1D3-33EG491.520000T is equipped with several protective mechanisms, such as current and voltage limiters. The voltage limiter is an active circuit that limits the current between the gate and source of the MOSFET, preventing excessive current drain. The current limiter limits the amount of current flowing through the internal MOSFET, preventing excessive current overload in the oscillator.

The SIT3822AI-1D3-33EG491.520000T provides a wide range of output range, from 0 to 20V, and is capable of operating over a temperature range of -40 to +85℃. It is a highly reliable and robust oscillator that is suitable for many applications such as signal generation, frequency modulation, and frequency-to-voltage conversion.

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