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LT3080EDD
+NomenclatureIC REG LINEAR POS ADJ 1.1A 8DFN
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FabricantAnalog Equipment GmbH.
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Pièce fabricant #LT3080EDD
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Package QFN-8
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En stock4094
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Spécifications
| Attribut | Valeur |
| Package | Tube |
| ProductStatus | Obsolete |
| OutputConfiguration | Positive |
| OutputType | Adjustable |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 36V |
| Voltage-Output(Min/Fixed) | 0V |
| Voltage-Output(Max) | 36V |
| VoltageDropout(Max) | 1.6V @ 1.1A |
| Current-Output | 1.1A |
| Current-Quiescent(Iq) | 500 µA |
| Current-Supply(Max) | 30 mA |
| PSRR | 75db ~ 20dB (120Hz ~ 1MHz) |
| ProtectionFeatures | Over Current, Over Temperature, Short Circuit |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-WFDFN Exposed Pad |
Présentation
Description
The LT3080EDD is a precision single resistor programmable linear voltage regulator designed by Analog Devices, formerly Linear Technology. It is known for its simplicity and ease of use, featuring a wide input voltage range and low dropout performance. The LT3080EDD can source a maximum output current of up to 1.1 A and allows for fine-tuning of the output voltage using a single external resistor.
One of its key features is its ability to provide a virtual "0" output voltage, making it versatile for various applications. It also includes current limiting and thermal protection, enhancing its reliability. The device is housed in a thermally efficient 8-lead DFN (Dual Flat No-Lead) package, which aids in heat dissipation.
The LT3080EDD is well-suited for applications requiring a stable and adjustable power supply, such as in instrumentation, telecommunications, and industrial systems. Its design focuses on delivering precision, efficiency, and ease of implementation, making it a popular choice among engineers for both prototyping and production designs.
One of its key features is its ability to provide a virtual "0" output voltage, making it versatile for various applications. It also includes current limiting and thermal protection, enhancing its reliability. The device is housed in a thermally efficient 8-lead DFN (Dual Flat No-Lead) package, which aids in heat dissipation.
The LT3080EDD is well-suited for applications requiring a stable and adjustable power supply, such as in instrumentation, telecommunications, and industrial systems. Its design focuses on delivering precision, efficiency, and ease of implementation, making it a popular choice among engineers for both prototyping and production designs.
Equivalent
The LT3080EDD is a low dropout (LDO) linear regulator. Equivalent products from other manufacturers with similar specifications might include:
1. TI's TPS7A4001: Offers high-voltage, low-dropout regulation.
2. ON Semiconductor's NCP1117: A simple and low-cost alternative.
3. Microchip's MCP1827S: Providing high current and low dropout performance.
4. Infineon's IFX1117: Another comparable LDO regulator.
Always confirm specifications like output current, dropout voltage, and package type before selecting an equivalent.
1. TI's TPS7A4001: Offers high-voltage, low-dropout regulation.
2. ON Semiconductor's NCP1117: A simple and low-cost alternative.
3. Microchip's MCP1827S: Providing high current and low dropout performance.
4. Infineon's IFX1117: Another comparable LDO regulator.
Always confirm specifications like output current, dropout voltage, and package type before selecting an equivalent.
Features
The LT3080EDD is a precision linear voltage regulator designed for applications requiring adjustable output voltage and reliable performance. Key features include:
1. Adjustable Output Voltage: The output can be set from 0V to 36V, providing flexibility for various applications.
2. High Output Current: It can deliver up to 1.1A of output current, suitable for many power supply needs.
3. Low Dropout Voltage: With a dropout voltage of only 350mV at full load, it ensures efficient operation even with minimal voltage headroom.
4. Single Resistor Output Programming: Allows easy adjustment of the output voltage using a single resistor.
5. Parallel Capability: Multiple LT3080s can be paralleled for higher output current, offering scalability.
6. Current and Thermal Protection: Built-in current and thermal limiting ensures device protection under overload or overheating conditions.
7. Stable with Ceramic Capacitors: It supports the use of small, low-cost ceramic capacitors for output stability.
8. Low Noise and PSRR: Offers low output noise and high power supply rejection ratio, making it suitable for sensitive applications.
These features make the LT3080EDD ideal for a wide range of applications, including personal electronics, industrial equipment, and instrumentation.
1. Adjustable Output Voltage: The output can be set from 0V to 36V, providing flexibility for various applications.
2. High Output Current: It can deliver up to 1.1A of output current, suitable for many power supply needs.
3. Low Dropout Voltage: With a dropout voltage of only 350mV at full load, it ensures efficient operation even with minimal voltage headroom.
4. Single Resistor Output Programming: Allows easy adjustment of the output voltage using a single resistor.
5. Parallel Capability: Multiple LT3080s can be paralleled for higher output current, offering scalability.
6. Current and Thermal Protection: Built-in current and thermal limiting ensures device protection under overload or overheating conditions.
7. Stable with Ceramic Capacitors: It supports the use of small, low-cost ceramic capacitors for output stability.
8. Low Noise and PSRR: Offers low output noise and high power supply rejection ratio, making it suitable for sensitive applications.
These features make the LT3080EDD ideal for a wide range of applications, including personal electronics, industrial equipment, and instrumentation.
Pinout
The LT3080EDD is a low dropout linear regulator from Analog Devices. It is designed for high performance in various applications. The device is available in a 10-pin 3mm × 3mm DFN package.
Key functions and pin descriptions are as follows:
1. IN (Pin 1): Input voltage supply.
2. SET (Pin 2): Regulates output voltage; a resistor connected from SET to ground sets the output voltage.
3. OUT (Pin 3): Regulated output voltage.
4. OUTS (Pin 4): Senses output voltage for improved regulation.
5. GND (Pin 5): Ground connection.
6. NC (Pins 6 & 9): No internal connection, usually left unconnected or used for thermal management.
7. PG (Pin 7): Power good indicator, open collector output.
8. SHDN (Pin 8): Shutdown pin; pulling low disables the regulator.
9. ILIM (Pin 10): Sets the current limit.
This regulator is known for its high precision, ease of use, and ability to be paralleled for higher current applications.
Key functions and pin descriptions are as follows:
1. IN (Pin 1): Input voltage supply.
2. SET (Pin 2): Regulates output voltage; a resistor connected from SET to ground sets the output voltage.
3. OUT (Pin 3): Regulated output voltage.
4. OUTS (Pin 4): Senses output voltage for improved regulation.
5. GND (Pin 5): Ground connection.
6. NC (Pins 6 & 9): No internal connection, usually left unconnected or used for thermal management.
7. PG (Pin 7): Power good indicator, open collector output.
8. SHDN (Pin 8): Shutdown pin; pulling low disables the regulator.
9. ILIM (Pin 10): Sets the current limit.
This regulator is known for its high precision, ease of use, and ability to be paralleled for higher current applications.
Manufacturer
The LT3080EDD is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits used in electronic equipment. The company serves several industries, including telecommunications, automotive, industrial, instrumentation, healthcare, and consumer electronics. They are known for their high-performance products that include amplifiers, converters, power management circuits, radio frequency (RF) ICs, and sensors.
Application
The LT3080EDD is a linear voltage regulator designed for applications requiring precise output voltage control and high current supply. Key application areas include:
1. Telecommunications Equipment: Provides stable power supply to sensitive communication circuits.
2. Industrial Automation: Ensures reliable power for sensors and control systems.
3. Medical Devices: Offers precise voltage regulation for critical medical equipment.
4. Test and Measurement Equipment: Supplies stable power for accurate readings and measurements.
5. Consumer Electronics: Powers various components in gadgets and appliances.
6. Automotive Electronics: Supports systems requiring robust voltage regulation in vehicles.
Its features, such as adjustable output and low dropout voltage, make it versatile for various demanding applications.
1. Telecommunications Equipment: Provides stable power supply to sensitive communication circuits.
2. Industrial Automation: Ensures reliable power for sensors and control systems.
3. Medical Devices: Offers precise voltage regulation for critical medical equipment.
4. Test and Measurement Equipment: Supplies stable power for accurate readings and measurements.
5. Consumer Electronics: Powers various components in gadgets and appliances.
6. Automotive Electronics: Supports systems requiring robust voltage regulation in vehicles.
Its features, such as adjustable output and low dropout voltage, make it versatile for various demanding applications.
Package
The LT3080EDD is a low dropout linear regulator from Linear Technology (now part of Analog Devices). The "EDD" in its part number indicates that the package type is a 10-lead Plastic DFN (Dual Flat No Leads) package, with a specific footprint of 3mm x 3mm.
