TZM5257C-GS18

Series:	Automotive, AEC-Q101
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	33V
Tolerance:	±2%
Power - Max:	500mW
Impedance (Max) (Zzt):	58 Ohms
Current - Reverse Leakage @ Vr:	100nA @ 25V
Voltage - Forward (Vf) (Max) @ If:	1.1V @ 200mA
Operating Temperature:	175°C
Mounting Type:	Surface Mount
Package / Case:	DO-213AC, MINI-MELF, SOD-80
Supplier Device Package:	SOD-80

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A Zener diode is a type of diode designed to operate in the breakdown region. The TZM5257C-GS18, being one of the many Zener diodes, has a wide array of applications and data sheets. The TZM5257C-GS18 is a single-body, surface mount diode capable of operating from -55°C to +150°C. It is designed to meet the requirements of space-limited applications with a maximum dimensions of only 0.13×0.08×0.08 inches. Its size and small voltage drop (0.42V) make it an ideal choice for applications requiring high reliability, tight tolerances, and low noise.The TZM5257C-GS18 diode has a range of breakdown voltages from 1.1V to 24.2V. It has a maximum reverse current at 25 °C of 5µA and a maximum surge current of 0.5A. Its Maximum Power Dissipation (Max. P.D) is 0.5 Watts. The TZM5257C-GS18 also has a variety of features including high temperature stability, high surge capability, low capacitance, low impedance, and a low forward bias voltage drop. The TZM5257C-GS18 has a wide range of applications from HVAC and lighting to military-grade systems and communications. Its small size and low forward voltage drop make it well suited for high-current applications where space is limited, such as in computing, automotive and telecommunications applications. Its high surge capability and low capacitance make it ideal for RF applications. The TZM5257C-GS18 is also useful for clamping, control and regulation, laboratory researching and industrial testing applications. It is also often used as part of over-voltage protection circuits, where reverse bias will limit the voltage up to a maximum value. The working principle of the TZM5257C-GS18 can be explained using the Zener region of the diode\'s characteristic curve. The Zener region of the curve occurs at reverse bias when the intrinsic voltage of the diode is reached, allowing current to flow and thus providing the required mode of regulation. The diode holds the voltage steady at the Zener voltage, but is still able to pass higher voltages when required.The TZM5257C-GS18 has a wide range of applications and can be used in a variety of operating conditions. Its size and low voltage drop make it an ideal choice for many high-reliability and space constrained applications. It also has admirable surge capability and low capacitance, making it well-suited for RF applications. Its working principle is based on the Zener region of the diode\'s characteristic curve and its ability to hold a voltage at the Zener voltage while still able to pass higher voltages when necessary.

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