SMBG5937A/TR13

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Voltage - Zener (Nom) (Vz):	33V
Tolerance:	±10%
Power - Max:	2W
Impedance (Max) (Zzt):	33 Ohms
Current - Reverse Leakage @ Vr:	1µA @ 25.1V
Voltage - Forward (Vf) (Max) @ If:	1.2V @ 200mA
Operating Temperature:	-65°C ~ 150°C
Mounting Type:	Surface Mount
Package / Case:	DO-215AA, SMB Gull Wing
Supplier Device Package:	SMBG (DO-215AA)
Base Part Number:	SMBG5937

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Introduction

The SMBG5937A/TR13 is a single Zener diode made especially for low current, low voltage applications. It is one of the most commonly used diodes in many modern applications such as voltage regulation, current limiting, and transient suppression. The SMBG5937A/TR13 diode is constructed of a series of alternating N- and P-type layers, giving it a wide variety of uses.

Construction and Operation

The primary component of the SMBG5937A/TR13 diode is a junction between the N-type semiconductor and the P-type semiconductor. Under forward voltage, the junction amplifies a current, while under reverse voltage, the junction blocks and resist current. The SMBG5937A/TR13 diode is specially made to operate with low current and low voltage.

Applications

The SMBG5937A/TR13 diode is popularly used in a variety of applications. It is used in voltage regulators and current limiters to provide stable and reliable power supply. Additionally, it is used in transistors and high frequency amplifiers, to limit voltage peaks and oscillations. The SMBG5937A/TR13 is also used in applications where circuit noise needs to be suppressed. It helps in limiting ringing and transient overvoltage, which helps it to improve the performance of digital circuits. As a result, it is widely used in telecommunications and electronic devices.

Other Uses

The SMBG5937A/TR13 diode can also be used for protection against lightning strikes. The diode is efficient in limiting voltage spikes due to sudden high currents in the circuit. Additionally, the diode is used in automotive electrical systems as a protection against short circuits and reverse bias, as well as in alternator and starter systems.

Conclusion

The SMBG5937A/TR13 diode is a single Zener diode, popularly used for low voltage, low current applications. It is based on a PN junction, with alternating layers of N- and P-type semiconductor material. It is used in a variety of applications, including voltage regulators, current limiters, transistors, high frequency amplifiers, and more. It is also used in automotive systems and lightning protection circuits.

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