BZD27C120PHMQG

Series:	Automotive, AEC-Q101
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	120.5V
Tolerance:	±5.39%
Power - Max:	1W
Impedance (Max) (Zzt):	300 Ohms
Current - Reverse Leakage @ Vr:	1µA @ 91V
Voltage - Forward (Vf) (Max) @ If:	1.2V @ 200mA
Operating Temperature:	-55°C ~ 175°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	DO-219AB
Supplier Device Package:	Sub SMA

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Diodes - Zener - Single: BZD27C120PHMQG Application Field and Working PrincipleThe BZD27C120PHMQG is a single Zener diode, used in many applications including voltage regulation, reverse current protection, and signal rectification. This diode is capable of sustaining power up to 1 W with current doping of 65 mA and forward voltage drop of 0.7V, making it a reliable and durable choice.The BZD27C120PHMQG diode is composed of a P-type semiconductor and an N-type semiconductor, connected in a P-N junction. The barrier potential of the junction is determined by the majority charge carrier concentrations and by the width of the depletion region at the junction. When voltage is applied to the diode, a reverse bias occurs, resulting in current flowing in the negative direction to the diode. This essentially means that the BZD27C120PHMQG can "block" current from flowing in the opposite direction, thus providing protective and rectification functions for the circuit.The main application for the BZD27C120PHMQG is as a voltage regulator. The diode works as a voltage regulator by limiting the amount of voltage that can pass through it. The zener breakdown voltage of the diode is equal to the rated maximum voltage of the diode. When the voltage passes through the diode, the diode will start to pass current and the voltage across the diode will be clamped to the rated maximum voltage. The result is a constant voltage flowing through the circuit, creating the desired voltage regulation effect.The BZD27C120PHMQG can also be used as a reverse current protection element. The reverse current limit of the diode can be adjusted by simply changing the forward voltage drop across the diode. The lower the forward voltage drop, the greater the protection provided by the diode. This can be used to protect sensitive electronic components from reverse currents.The BZD27C120PHMQG can also be used as a signal rectifier. The diode works by rectifying the AC signal into a DC signal. The voltage across the diode remains constant, and the current will be amplified as it flows through the diode. This allows for better signal quality and can also be used to remove unwanted noise from the signal.Overall, the BZD27C120PHMQG is a versatile and reliable diode, and it can be used for a variety of applications. Its ability to block and rectify signals, as well as to regulate voltage, makes it suitable for a wide range of applications, including automotive, telecommunications and industrial electronics. Whether used as a voltage regulator, reverse current protection or signal rectifier, the BZD27C120PHMQG is an excellent choice for any circuit.

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