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KA7805ETU
+Lista de MateriaisIC REG LINEAR 5V 1A TO220-3
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Fabricanteonsemi
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Peça do Fabricante #KA7805ETU
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Pacote TO-220-3
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Em Estoque7682
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Especificações
| Atributo | Valor |
| Package | Tube |
| ProductStatus | Obsolete |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 35V |
| Voltage-Output(Min/Fixed) | 5V |
| VoltageDropout(Max) | 2V @ 1A (Typ) |
| Current-Output | 1A |
| Current-Quiescent(Iq) | 8 mA |
| PSRR | 73dB (120Hz) |
| ProtectionFeatures | Over Temperature, Short Circuit |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Through Hole |
| Package/Case | TO-220-3 |
Visão Geral
Description
Key features of the KA7805ETU include short-circuit protection, thermal overload protection, and safe area compensation, making it robust and reliable for use in a variety of electronic circuits. It’s often utilized in applications such as embedded systems, microcontroller boards, and other electronic devices requiring a stable 5V power supply.
The KA7805ETU is typically housed in a TO-220 package, which facilitates heat dissipation through a heatsink when necessary. Its ease of use, with minimal external components required, makes it a preferred choice for many hobbyists and professionals working with electronic circuits.
Equivalent
Features
1. Fixed Output Voltage: Delivers a constant 5V output.
2. Input Voltage Range: Typically operates with input voltages from 7V to 25V.
3. Output Current: Can supply up to 1.5A of output current.
4. Thermal Overload Protection: Includes built-in protection to prevent damage from overheating.
5. Short-Circuit Protection: Safeguards against short circuits by limiting current.
6. Safe Operating Area Protection: Ensures reliable performance by maintaining the device within safe limits.
7. Low Quiescent Current: Consumes minimal quiescent current for efficient operation.
8. Ease of Use: Simple to use with minimal external components required, typically just input and output capacitors.
9. Package Type: Comes in a TO-220 package, which is suitable for through-hole mounting and offers efficient heat dissipation.
These features make the KA7805ETU ideal for applications requiring a reliable, regulated 5V supply in electronic circuits.
Pinout
1. Input (Pin 1): This pin receives the unregulated input voltage. The input voltage should be higher than the desired output voltage plus a minimum dropout voltage, typically 2V above the output voltage for proper regulation.
2. Ground (Pin 2): This pin is connected to the ground of the circuit. It serves as the common reference point for the input and output voltages.
3. Output (Pin 3): This pin provides the regulated 5V output. It supplies a stable voltage to power various electronic components in a circuit.
The KA7805ETU is designed to provide up to 1A of output current with suitable heatsinking. It features internal thermal overload protection and short-circuit current limiting for reliability and safety.
Manufacturer
Application
1. Power Supplies: Ensures consistent output voltage for electronic devices.
2. Microcontroller Systems: Provides stable power to microcontrollers and digital circuits.
3. Embedded Systems: Supplies regulated voltage for consistent operation of embedded components.
4. Consumer Electronics: Used in devices like TV sets, DVD players, and gaming consoles.
5. Automotive Electronics: Powers sensors and control units.
6. Industrial Equipment: Provides reliable voltage for sensors and controllers.
7. Communication Devices: Ensures stable operation of networking equipment.
These applications benefit from the KA7805ETU’s ability to maintain a constant voltage output, enhancing reliability and performance.