SMPZ3939B-E3/85A

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The SMPZ3939B-E3/85A is a single Zener diode designed specifically to provide reliable operation in a wide range of applications. This versatile device can be used in a variety of applications, including power control and voltage regulation, overamp protection, and AC-DC and DC-DC conversion. This diode is designed to provide a stable voltage reference for a variety of circuits, and its design ensures that the output is always the same, even when loads fluctuate. Additionally, its flat, square surface ensures good thermal contact with it\'s mounted circuit board.

The SMPZ3939B-E3/85A features an efficient, power-graded zinc oxide die construction. This construction is designed to reduce thermal standoff and inverter losses, while allowing for efficient power dissipation and stable operation. To provide reliable protection in the event of overvoltage, an overcurrent protection circuit is integrated into the diode\'s design. This feature prevents any excessive current from damaging the diode. The diode\'s low on-resistance allows for efficient power dissipation and a high speed operation.

The SMPZ3939B-E3/85A also features a high surge capacity, allowing it to handle high peak currents. Its tolerance of up to ± 5% of its rated voltage ensures a stable voltage output. Additionally, its high heat capacity ensures stable operation in highly-dynamic temperature environments. It is capable of withstanding voltages up to 300V and can operate at temperatures ranging from -40℃ to +125℃. The SMPZ3939B-E3/85A\'s low forward voltage of 1.2V minimum ensures efficient operation while its fast reverse recovery time ensures high-speed switching.

The SMPZ3939B-E3/85A\'s working principle is simple yet effective. When a constant DC voltage is applied to the diode, a constant voltage is maintained on the other side. This voltage is determined by the breakdown voltage of the diode. When a higher voltage is applied, the diode stops conducting and current is diverted to other paths. This voltage regulation is ideal for a variety of applications such as power supply control and overamp protection.

The SMPZ3939B-E3/85A is an ideal choice for a variety of voltage regulation applications. Its wide operating temperature range, low forward voltage, and fast reverse recovery time allow for efficient, stable operation in a variety of environments. With its integrated overcurrent protection and high surge capacity, this diode is ideal for a variety of applications. Finally, its flat, square surface ensures good thermal contact with the circuit board onto which it\'s mounted. This feature helps to ensure reliable operation in highly-dynamic temperature environments.

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