4448R-124L Inductors, Coils, Chokes

4448R-124L application field and working principle

The 4448R-124L is an electrodynamic signal transformer designed for impedance matching, signal amplification, AC and DC isolation, and power transfer. It is commonly used in telecom devices, industrial control applications, amplifiers, signal routing, and other electronic circuits. The 4448R-124L is built with a core design that consists of two halves connected with a magnetic spool. The core is surrounded by a specially designed housing to reduce noise and other disturbances.

The primary winding of the transformer is connected to an AC source or a signal, depending on the application. The secondary winding is connected to the signal or the load, as applicable. The primary coil creates a magnetic field when an AC current passes through it, which induces a voltage in the secondary coil. The output is then determined by the ratio of the primary and secondary coil windings and the current flow through them.

The 4448R-124L transformer has a number of advantages, including its small size (1.25 inches tall and 1.25 inches in diameter), its high dielectric strength, and its low DC resistance. It is also highly resistant to noise and other disturbances, making it suitable for a variety of applications that require a high degree of signal fidelity. Additionally, the transformer is rated for high voltage and operating temperature, making it more durable and reliable.

The 4448R-124L is rated for a maximum frequency of 1 MHz and an output voltage of 300V. It features an operating temperature range of -30°C to 85°C and an insulation resistance of 10⁹Ω. It is designed with a total distributed capacitance of 1.2pF and a maximum stored magnetic energy of 4mJ. The transformer is rated for a primary inductance of 12.2uH and a secondary inductance of 14.4uH.

The 4448R-124L is a versatile transformer capable of being used in a variety of applications. In telecom applications, for example, the 4448R-124L can be used to match the impedance between two devices, enabling the signal to be transferred without interference or distortion. In industrial control applications, it can be used to amplify or isolate a signal or to transfer power over a distance. Similarly, the transformer can be used to isolate signals in audio circuits, or to route signals in digital circuits, depending on the application.

In conclusion, the 4448R-124L is a versatile signal transformer that can be used in a wide variety of applications. Its small size and high dielectric strength make it especially suitable for use in telecom and industrial control applications, while its low DC resistance makes it suitable for use in audio and digital circuits. The 4448R-124L is also rated for high voltage and operating temperature, making it a durable and reliable choice for power transfer and signal amplification.