|Allicdata Part #:||
Discrete Semiconductor Products
|Short Description:||DIODE ZENER 82V 10W DO213AA|
|More Detail:||Zener Diode 82V 10W ±5% Chassis, Stud Mount DO-213...|
|100 +:||$ 15.33260|
|Voltage - Zener (Nom) (Vz):||82V|
|Power - Max:||10W|
|Impedance (Max) (Zzt):||25 Ohms|
|Current - Reverse Leakage @ Vr:||10µA @ 62.2V|
|Voltage - Forward (Vf) (Max) @ If:||1.5V @ 2A|
|Operating Temperature:||-65°C ~ 175°C|
|Mounting Type:||Chassis, Stud Mount|
|Package / Case:||DO-203AA, DO-4, Stud|
|Supplier Device Package:||DO-213AA|
|Base Part Number:||1N3003|
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Diodes are devices which are used to control the flow of current in a circuit by regulating the voltage. A Zener diode is a p-n junction diode which has been specially designed to operate in the breakdown region. The 1N3003A is a single Zener diode, which is generally used as a regulator in a regulated power supply.
This device has a maximum voltage rating of 18V, a maximum power dissipation of 500 mW and a zener impedance of 3.5 ohms. It also has a maximum current of 4 mA, junction capacitance of 4.4 pF and breakdown voltage of 17 V. The 1N3003A Zener diode is available in a hermetically sealed glass case with a lead frame.
The 1N3003A has many applications, such as in TV sets, radios, computers, motor controllers, and other power supplies that require a reliable regulated voltage. It is also used for voltage regulation in low voltage power supply circuits, as it can provide a very stable voltage output over a wide range of varying temperatures.
The basic principle of the 1N3003A is that it operates like a reverse biased diode but has been designed to break down in the breakdown region. When the voltage across the diode exceeds the breakdown voltage, the current increases dramatically due to the avalanche breakdown phenomenon. This is why the 1N3003A is so effective at providing a stable voltage output over a wide range of temperatures.
The 1N3003A works by controlling the current through a resistor which is connected in parallel to the diode. When the input voltage is higher than the breakdown voltage, the current through the resistor drops and the Zener diode will break down, allowing the excess current to bypass the resistor and flow through the diode. The higher the input voltage, the higher the current through the diode and the more voltage is dropped across the diode. This allows for a very stable regulated voltage output across a wide range of varying temperatures.
The 1N3003A is also used to protect circuits from overvoltage. When the input voltage is higher than the zener breakdown voltage, the current will increase and the excess current will be bypassed through the diode, which will cause the voltage to drop and consequently, protect the circuit from any further damage.
In addition to voltage regulation and overvoltage protection, the 1N3003A is also used in TTL logic circuits to protect against power surges and transients. The breakdown voltage is chosen to ensure that the logic circuit is not damaged and the voltage remains within a certain range.
Overall, the 1N3003A is a very useful device which has a wide range of applications and is ideal for regulating voltage and protecting circuits from overvoltage. It is a highly reliable device with a long life span, making it a good choice for many power supply and logic circuit applications.
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