BZD27B91P-HE3-08

Series:	Automotive, AEC-Q101, BZD27B
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	91V
Tolerance:	--
Power - Max:	800mW
Impedance (Max) (Zzt):	200 Ohms
Current - Reverse Leakage @ Vr:	1µA @ 68V
Voltage - Forward (Vf) (Max) @ If:	1.2V @ 200mA
Operating Temperature:	-65°C ~ 175°C
Mounting Type:	Surface Mount
Package / Case:	DO-219AB
Supplier Device Package:	DO-219AB (SMF)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Diodes - Zener - Single

The BZD27B91P-HE3-08 is a single-diode Zener diode which can be used in a variety of applications depending on its configuration. Zener diodes are used to form a voltage reference, or when the device is connected in parallel with a normal diode, a low-leakage diode is formed. Additionally, they can be used to limit voltage transients or to restore the logic levels in gate circuits.

Description

The BZD27B91P-HE3-08 is a single-diode Zener diode in an SOT23-3 small-signal surface-mount package. It has low power consumption and a low leakage current. It features a 5.6V Zener voltage with a 0.4V maximum Zener voltage tolerance. Its maximum Zener impedance is 25 ohms at 6 mA and its maximum power dissipation is 300 mW at an ambient temperature range of -65°C to +175°C.

Features

The BZD27B91P-HE3-08 has a number of features which make it suitable for a variety of applications. These include a wide operating temperature range of -65°C to +175°C. It is also highly reliable and has a long operating life. The package is small and easy to use, making it suitable for use in dense circuit boards and constrained spaces. Additionally, its low leakage current makes it suitable for applications requiring low current consumption.

Typical Applications

The BZD27B91P-HE3-08 is suitable for a variety of applications, depending on how it is configured. It can be used as a voltage reference, in logic circuit restores, and in low-leakage diodes. It provides stable reference voltages to maintain the proper threshold levels in digital circuits. Additionally, it can be used to limit transients or to form a current regulator in switched mode power supplies.

Working Principle

The working principle of the BZD27B91P-HE3-08 diode is based on the reverse breakdown of a diode. When the diode is connected in the forward bias, the current flow is hindered by an inherent barrier formed by the depleted semiconductor layer between the anode and the cathode. However, when the applied voltage exceeds the breakdown voltage, a reverse current flows through the diode. This is known as Zener breakdown, and it is this phenomenon which makes Zener diodes suitable for use as voltage references. The breakdown voltage, also known as the Zener voltage, is determined by the doping of the material used for the semiconductor junction and is important for determining the performance of the Zener diode.

Conclusion

The BZD27B91P-HE3-08 is a single-diode Zener diode in an SOT23-3 small-signal surface-mount package. It offers good stability and reliable performance over a wide temperature range. It can be used in a variety of applications, including voltage references, low-leakage diodes, and logic circuit restores. Its working principle is based on the Zener breakdown of a diode, which occurs when the applied voltage exceeds the breakdown voltage.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description