S1PDHE3/84A

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The S1PDHE3/84A is a rectifier diode which is a type of device that operates in the opposite manner to a rectifier through conducting electricity in one direction. It plays an important role in the design of power supplies, voltage regulators, and other electronic circuits. The S1PDHE3/ 84A is designed for a range of applications and can be used in silicon-controlled rectification (SCR) and forced commutation (also known as thyristor) applications.

The S1PDHE3/84A is made up of two diodes connected in parallel. The anode and the cathode are the ends of the diodes and are connected to anode and cathode terminals, respectively. It has a very efficient reverse current blocking capability, which helps to reduce power dissipation when the device is in its off state, and prevent current from flowing back through the device when it is in its on state. Additionally, the reverse recovery time is quite fast, which improves the device’s response times during SCR applications.

The S1PDHE3/84A has a peak repetitive reverse voltage of 200V and a non-repetitive peak reverse voltage of 600V. This device offers low forward voltage drop, low dynamic capacitance and low reverse recovery time. Its on state current can reach up to 116A, and its off state current can reach up to 0.03mA. The operating temperature of S1PDHE3/84A ranges from -66℃ to +150℃.

In its normal working state, a diode will conduct current when a positive voltage is applied to its anode terminal and a negative voltage is applied to its cathode terminal. This is because the diode allows the flow of electrons from its anode towards its cathode which is known as forward bias. However, if the diode is subjected to the opposite voltages, it prevents the current from flowing, known as reverse bias. This mechanism is useful in stopping the current from flowing backwards in circuits and thus acting as a one-way switch.

The S1PDHE3/84A is suitable for use in rectification applications, particularly in power supplies and voltage regulators. The diode conducts easily even for large forward currents. This is especially helpful for power converters/regulators as a larger forward current means that a higher output voltage is obtainable. This type of diode can also handle reverse impulses of up to 600V and will safely protect any equipment from over-voltage.

The fast reverse recovery of the S1PDHE3/84A is beneficial in SCR applications, where the device needs to be quickly switched off when the input signal is removed. Additionally, the S1PDHE3/84A can be used in forced commutator applications, where the device needs to remain off in order to hold the main power device’s output voltage steady.

The S1PDHE3/84A is an efficient and reliable diode that can be used in a variety of applications. It has a low forward voltage drop and a high surge current capability. Additionally, its reverse current blocking and reverse recovery rates are both very good, making it suitable for use in power supplies, voltage regulators, and other circuits.

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