RLZTE-1118B

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Voltage - Zener (Nom) (Vz):	17.3V
Tolerance:	±3%
Power - Max:	500mW
Impedance (Max) (Zzt):	23 Ohms
Current - Reverse Leakage @ Vr:	200nA @ 13V
Operating Temperature:	--
Mounting Type:	Surface Mount
Package / Case:	DO-213AC, MINI-MELF, SOD-80
Supplier Device Package:	LLDS

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IntroductionThe RZLTE-1118B (also referred to as the Zener Diode) is a single layer zener diode, created and manufactured by the renowned electronics brand Richtek. This device is an ideal solution for a wide range of voltage regulation applications. In this article, we will be discussing the application fields and working principles of the RZLTE-1118B. Application FieldThe RZLTE-1118B is used in a wide range of industrial and home based application fields, some of which are:1. Power Supplies – this diode is used to stabilize the output voltage of power supplies and protect the device from power surges or voltage spikes.2. Automotive – this device is commonly used in automotive systems such as heaters and air conditioners, to regulate their voltages and help them stay within safety limits.3. Electronics Manufacturing – this diode is used as a voltage reference during manufacture of certain electric components.4. Security Systems – this diode is used to detect potential intruders in an electrical system and help keep the system safe from any unwanted intrusions.5. Telecommunications – this diode is commonly used in pre-amp circuits in telecommunication systems, in order to maintain their voltage stability.Besides the abovementioned applications, the RZLTE-1118B is also used in many other application fields for a variety of purposes. Working PrincipleThe working principle of the RZLTE-1118B is relatively simple and straightforward. Basically, when a voltage source is connected to the diode’s anode and cathode, current starts to flow in the circuit, and the voltage across the terminals remains at a stable level. The amount of voltage stability is determined by the breakdown voltage of the diode. This breakdown voltage is the lowest voltage that the diode can handle before it starts to break down and allow current to flow in the reverse direction. A single layer zener diode like the RZLTE-1118B is able to overcome this instability due to the presence of a Zener diode, which consists of two P-N layers which have undergone a process of energizing several times. This energizing process results in the zener diode having a high breakdown voltage. Therefore, when the voltage in the circuit becomes too high, the zener diode begins to break down and allows the current to flow in the reverse direction, thus preventing the voltage from going too high in the circuit.ConclusionTo conclude, the RZLTE-1118B is a single layer zener diode manufactured by Richtek, and it is used in various electrical and electronic systems for a variety of purposes. Its working principle involves the use of a Zener diode which prevents the voltage in the circuit from becoming too high by allowing the current to flow in the reverse direction when it reaches a high level. With its wide range of applications, the RZLTE-1118B is a convenient and reliable solution for voltage regulation in electrical systems.

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