BZX84C27S-7-F

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The BZX84C27S-7-F is a Zener diode array containing two series connected Zener diodes, nominally 7.5 V, in a single package. It is available in two different packages, a surface mount 4-pin SOT-23 and a through-hole, 4-pin TO-92 package for a variety of uses. The Zener diodes in the array are capable of creating an ideal voltage/current combination, allowing for an active load current up to 10mA.

This device is primarily used as a voltage regulator in a variety of applications. It is useful in providing a stable, low-noise and low-loss voltage supply in control circuits, microprocessors, and other systems that require a precise and reliable voltage supply. In addition, it is also suitable for line termination in automotive, industrial and telecom applications.

The array works by placing one of the Zener diodes in series with a reference voltage, while the other diode is in parallel with the load. When the load voltage rises above the nominal diode voltage, the diode will become forward biased and start to conduct, thereby limiting the voltage across the load to the nominal diode voltage. This ensures that the load voltage is maintained within a specified range, regardless of the load current, without exceeding the maximum power rating for the array. This is achieved by the Zener diode conducting and dissipating the excess power as heat.

The BZX84C27S-7-F is designed to operate at a maximum reverse leakage of 0.75 mA, allowing it to operate in a wide range of temperatures, from -55°C to +150°C. It also has a low thermal resistance, allowing a low power consumption at high temperatures and low power consumption at low temperatures.

The BZX84C27S-7-F is an excellent choice for use in automotive, industrial, telecom, and control circuits. It is highly reliable and has a long lifetime, making it one of the best Zener diode array devices for voltage regulation applications.

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