ZMM5228B-7 Discrete Semiconductor Products

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ZMM5228B-7 is a single Zener diode most commonly used for regulating the reverse current in a variety of electronic circuits. These diodes are constructed from two-terminal structures which feature a p-type semiconductor region connected to the anode and a n-type semiconductor region connected to the cathode. The maximum junction temperature of the device is rated at 175 °C, allowing for them to operate in higher ambient temperatures than other diodes. The ZMM5228B-7 is available in a variety of packaging options, including surface mount and through-hole, to meet a broad range of applications.

The ZMM5228B-7 diode consists of a Zener branch between the anode and the cathode, which is designed to break down at a predetermined voltage. When this threshold is exceeded, the diode breaks down and the current will begin to increase rapidly until it reaches its maximum allowable current. The breakdown voltage of the ZMM5228B-7 is 5.2 V and its maximum reverse breakdown current is 28 mA. The ZMM5228B-7 is rated for a power dissipation of 350 mW and features a low dynamic resistance of 1.5 Ohms.

ZMM5228B-7 diodes are commonly used in regulators, surge suppressors, and in automotive and industrial electronics applications to protect against overvoltage or to limit the current flow in a circuit. It can also be used to provide a current source to an electrical load. In automotive and industrial applications, they are often combined with other components, such as transistors or resistors, to create a complete circuit. Additionally, these diodes are typically used in battery powered devices, such as cell phone chargers, or to prevent voltage or current spikes in DC motor drivers.

When designing a power supply circuit, the ZMM5228B-7 diode can serve two functions. First, it can provide a reference voltage to control the voltage of the power supply. Second, it can act as a safety feature to protect the circuit from overvoltage. In a simple voltage regulator circuit, a ZMM5228B-7 diode is connected in parallel with a current-limiting resistor and a load. When the load current exceeds a certain level, the current will bypass the resistor and flow through the diode, where it is limited by the device\'s own breakdown voltage.

The ZMM5228B-7\'s relatively low voltage and high current ratings make it an ideal choice for many applications. Its reliability and high performance make it a great option for low-cost, low-power applications such as AC/DC converters, battery-powered applications, and audio signal conditioning. Additionally, its small size and surface mount options make it ideal for space-constrained designs.

In conclusion, the ZMM5228B-7 is a single, two-terminal Zener diode designed to provide overvoltage protection and current regulation in a variety of electronic applications. Its low voltage breakdown, high current rating, and reliability make it an ideal choice for low-power, low-cost designs, such as AC/DC converters and audio signal conditioning. Additionally, its small size and surface mount options make it ideal for space-constrained designs.

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