MMBZ5259BLT1G

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	39V
Tolerance:	±5%
Power - Max:	225mW
Impedance (Max) (Zzt):	80 Ohms
Current - Reverse Leakage @ Vr:	100nA @ 30V
Voltage - Forward (Vf) (Max) @ If:	900mV @ 10mA
Operating Temperature:	-65°C ~ 150°C
Mounting Type:	Surface Mount
Package / Case:	TO-236-3, SC-59, SOT-23-3
Supplier Device Package:	SOT-23-3 (TO-236)
Base Part Number:	MMBZ5259B

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Diodes - Zener - Single: MMBZ5259BLT1G Application Field and Working PrincipleZener diodes are electronic components used as voltage regulators in many electronic circuits. They are usually made with a semiconductor material, such as silicon or germanium, and are designed to be used in the reverse breakdown region of their characteristic curve. The MMBZ5259BLT1G Diode is a Zener diode specially designed for low voltage operation. It is designed to operate in the characteristic region where it can provide excellent voltage regulation with low leakage current.The MMBZ5259BLT1G diode is a 3.3V Zener diode intended to be used in reverse bias applications. It is a single diode and comes in a miniature SOD-123 package. The device is ideal for use in low-voltage circuits where space constraints are important.The MMBZ5259BLT1G diode is typically used in voltage regulator circuits, where the voltage it is regulating must be constant, regardless of the input voltage. This is achieved by using the diode in the breakdown region, where it drops a fixed voltage across itself, which is then applied to the output. The output can then be regulated to any voltage within the range specified by the device.The working principle of the MMBZ5259BLT1G diode can be understood by observing its equivalent circuit diagram. A Zener diode is basically made up of two components: a reverse-biased diode and an adjustable resistor. When a reverse bias is applied, the diode blocks the current and current only flows when the reverse bias reaches a certain threshold voltage (also known as the Zener voltage). The adjustable resistor allows the current to flow, while the diode only allows it to flow up to the Zener voltage. This voltage is then applied to the output, thus regulating the output voltage.In summary, the MMBZ5259BLT1G diode is a single Zener diode designed for use in low-voltage applications. It operates in the reverse bias region and is ideal for voltage regulator circuits. It is important to understand its circuit characteristics before using this diode in an application.

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