DL5255B-TP Discrete Semiconductor Products

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Last Time Buy
Voltage - Zener (Nom) (Vz):	28V
Tolerance:	±5%
Power - Max:	500mW
Impedance (Max) (Zzt):	44 Ohms
Current - Reverse Leakage @ Vr:	100nA @ 21V
Voltage - Forward (Vf) (Max) @ If:	1.1V @ 200mA
Operating Temperature:	-65°C ~ 175°C
Mounting Type:	Surface Mount
Package / Case:	DO-213AC, MINI-MELF, SOD-80
Supplier Device Package:	Mini MELF
Base Part Number:	DL5255

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DL5255B-TP application field and working principle

DL5255B-TP is a single Zener diode, used in a variety of electronic applications. It is a type of semiconductor component which is widely used in electrical and electronic circuits. It is a special type of diode which acts as a voltage controlled voltage regulator. It is commonly used as a reference voltage for circuits that require constant voltages or currents to operate correctly.A Zener diode is a P-N junction diode which has a heavily doped P-type semiconductor layer. This heavy doping causes the diode to be operated in the reverse biased direction. When the forward voltage applied to the diode is increased past its breakdown voltage, it begins to conduct in the reverse direction. This results in current flowing through the diode in the reverse direction and results in a controlled voltage drop across the diode. This voltage drop is what is referred to as a Zener breakdown voltage. The Zener breakdown voltage of DL5255B-TP is 5.2V. The device has a maximum operating current of 250mA, a maximum operating temperature of +125°C and a maximum power dissipation rating of 625mW. It is a hermetically sealed package with an electrically isolated metal can which provides excellent thermal management capabilities and robust performance.DL5255B-TP is commonly used in voltage regulator circuits, voltage stabilization circuits, voltage reference circuits, voltage limiters and noise suppression circuits. The purpose of these circuits is to maintain a given output voltage regardless of fluctuations in the input voltage. The Zener diode acts as a voltage regulator by limiting the amount of current that can be passed in the reverse direction when the input voltage exceeds the diode’s breakdown voltage.Zener diodes are also commonly used in rectifier circuits as they can act to reduce ripple and noise caused by the rectifier circuit. They can also be used to protect critical electronics against sudden voltage spikes and shorts. In this application, a Zener diode can act to limit the amount of current that can be passed when the voltage exceeds the device’s breakdown voltage.In conclusion, DL5255B-TP is a single Zener diode which is used in a variety of electronic circuits. It has a Zener breakdown voltage of 5.2V, a maximum operating current of 250mA, a maximum operating temperature of +125°C and a maximum power dissipation rating of 625mW. It can be used in voltage regulator circuits, voltage stabilization circuits, voltage reference circuits, voltage limiters and noise suppression circuits, as well as in rectifier circuits for ripple and noise reduction.

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