B1201UA4LRP

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Mixed technology components like B1201UA4LRP fuse numerous traits and capabilities to achieve a single goal. This device is a popular choice for applications including audio, video, communications, and computing due to its superior surge, transient, and fail-safe protection levels.

The B1201UA4LRP is a voltage-dependent TVS diode in a 4-lead SOT-23 package, designed to reduce EMI/RFI and protect circuits from transients. It UTILIZES an integrated p-n junction semiconductor connected in parallel with an inductive element to allow protection of both AC and DC line conditions.

The protective element of the B1201UA4LRP is a capacitive zener diode which is also known as a transient voltage suppressor (TVS). The purpose of the TVS is to protect the power supply from over-voltage or transient voltage spikes. This is achieved by absorbing the extra energy by increasing its capacitance.

The B1201UA4LRP is designed to protect AC and DC lines. It has an operating range between 1.2V and 21V without any leakage current. The device is also capable of withstanding 10A bursts of current for up to 875ms.

The working of the B1201UA4LRP can be explained as follows:

When a transient voltage surge occurs, it will increase the voltage of the circuit above the maximum rated voltage level. This will cause the capacitive zener diode in the B1201UA4LRP to absorb the extra energy, thereby limiting the voltage increase before it reaches the sensitive elements of the circuit. The inductive element of the device will also act as an additional line of defense by helping to reduce the in-rush current and dissipate any excessive energy.

In addition to its surge protection capabilities, the B1201UA4LRP also offers protection against EMI/RFI interference. The device features an integrated electrostatic discharge filter which reduces the effects of EMI/RFI interference, ensuring that the signal integrity is preserved and the data transmitted is accurately received.

Overall, the B1201UA4LRP is an ideal choice for applications requiring superior surge, transient, and EMI/RFI protection. Its small form factor also makes it a cost-effective and space-saving solution for these applications.

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