1N3043BUR-1 Allicdata Electronics
Allicdata Part #:

1N3043BUR-1-ND

Manufacturer Part#:

1N3043BUR-1

Price: $ 6.70
Product Category:

Discrete Semiconductor Products

Manufacturer: Microsemi Corporation
Short Description: DIODE ZENER 91V 1W DO213AB
More Detail: Zener Diode 91V 1W ±5% Surface Mount DO-213AB
DataSheet: 1N3043BUR-1 datasheet1N3043BUR-1 Datasheet/PDF
Quantity: 1000
100 +: $ 6.02759
Stock 1000Can Ship Immediately
$ 6.7
Specifications
Series: --
Packaging: Bulk 
Part Status: Active
Voltage - Zener (Nom) (Vz): 91V
Tolerance: ±5%
Power - Max: 1W
Impedance (Max) (Zzt): 250 Ohms
Current - Reverse Leakage @ Vr: 10µA @ 69.2V
Voltage - Forward (Vf) (Max) @ If: 1.2V @ 200mA
Operating Temperature: -55°C ~ 175°C
Mounting Type: Surface Mount
Package / Case: DO-213AB, MELF
Supplier Device Package: DO-213AB
Base Part Number: 1N3043
Description

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A Zener diode is a type of diode that, when reversed biased, will cause a large electric current to flow in the forward direction, thereby allowing for use in applications such as voltage regulation. The 1N3043BUR-1 is a type of single diode, meaning it consists of a single PN junction, that can be used in such applications. It is characterized as having a Zener voltage range of 11-13V and a maximum power dissipation of 500 mW.

The 1N3043BUR-1 is often employed in voltage regulation applications, such as regulating the load current delivered by a power supply. This is due to its ability to maintain a steady voltage output despite input fluctuations, both in terms of amplitude and frequency. It is also used as a clamping diode, that is, it can be used to protect other components from overvoltage by quickly clamping the voltage above a certain threshold and diverting the excess voltage. Zener diodes are also used in the production of voltage references, which can be used in devices to ensure that the output current remains stable regardless of input supply. The 1N3043BUR-1 is also employed in cable protector circuits, transceiver circuits, and voltage switch circuits.

The primary operation of the 1N3043BUR-1 is based on the Zener Breakdown effect. This effect occurs when the reverse bias voltage of the diode exceeds a certain threshold. At this point, a large electric current flows through the diode, causing it to be effectively short circuited. This in turn results in the diode’s output voltage remaining constant, even if the input voltage is changed.

The 1N3043BUR-1 is essentially a very precise device, and its operation is heavily reliant on its temperature. Its voltage characteristics are highly temperature sensitive, meaning that even small fluctuations in temperature can significantly impact its performance. As such, when using a 1N3043BUR-1 in an application, it is important to ensure that the device is properly ventilated and cooled in order to maintain optimal performance.

In conclusion, the 1N3043BUR-1 is a single diode that is characterized by a Zener voltage range of 11-13V and a maximum power dissipation of 500 mW. It is commonly employed in applications such as voltage regulation and current clamping due to its ability to maintain a steady output voltage despite fluctuations in the input voltage. The 1N3043BUR-1 is based on the Zener Breakdown effect, whereby a large electric current flows through it when the reverse bias voltage exceeds a certain threshold, allowing it to keep its output voltage constant. It is important to note that the device is temperature sensitive, and as such, it should be properly ventilated in order for its performance to be maintained.

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

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