MMSZ5264BT3

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Voltage - Zener (Nom) (Vz):	60V
Tolerance:	±5%
Power - Max:	500mW
Impedance (Max) (Zzt):	170 Ohms
Current - Reverse Leakage @ Vr:	100nA @ 46V
Voltage - Forward (Vf) (Max) @ If:	900mV @ 10mA
Operating Temperature:	-55°C ~ 150°C
Mounting Type:	Surface Mount
Package / Case:	SOD-123
Supplier Device Package:	SOD-123
Base Part Number:	MMSZ5264B

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MMSZ5264BT3 Application Field and Working PrincipleMMSZ5264BT3 is a type of single-Zener diode, which has a wide range of applications and is widely used in medical, automotive, home appliances, power supplies, computers, communication and other electronic fields. This type of Zener diode has an excellent heat dissipation capacity, high heat resistance and relatively low operating temperature.This type of Zener diode is constructed of one-piece molded epoxy resin which provides excellent heat dissipation characteristics. It also has a very low forward voltage drop when the diode is in its forward condition. The device is highly tolerant to temperature variations and boasts a wide operating temperature range that can handle -65℃ to 225℃. With excellent high-speed switching capability, the MMSZ5264BT3 diode can be used in a variety of high speed, low current applications.MMSZ5264BT3 is a two-pin or two-terminal device. The device is reverse-biased meaning that no current flows into the device when a certain voltage is applied across the Zener diode. When reverse-biased, the voltage drop of the diode is equal to the ‘zener voltage’ of the diode. When a voltage greater than this zener voltage is applied to the diode, then a current begins to flow, called the reverse conduction current, reducing the resistance and allowing a larger current to flow through the device. This is known as the ‘Zener breakdown mechanism.’The Zener breakdown mechanism is mainly used to protect circuits from transients and surges in voltage, or to provide a reference voltage from which an AC signal can be compared and detected. In addition, the MMSZ5264BT3 diode can be used for applications such as alternating current (AC) line voltage regulation and voltage clamping. Voltage clamping is when a diode is used to limit the maximum AC or DC voltage in a circuit.The forward voltage drop of MMSZ5264BT3 is 0.85V at 25℃ which makes it suitable for a wide range of applications. It also needs a drive capacitance which must be considered during design stages. The device also has an avalanche energy rating of 10uJ with a reverse surge current of 1mA up to 30W. With a typical capacitance of 0.14pF, the device can handle frequencies up to 500MHz.In summary, MMSZ5264BT3 is a single-Zener diode used in a variety of applications such as voltage regulation and surge protection. It has an excellent heat dissipation capacity, low forward voltage drop, wide operating temperature range, excellent high-speed switching capability and a reverse breakdown voltage of 5.6V. It is suitable for a wide range of applications and can be used for both AC and DC line protection.

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