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LD1086DT18TR
+Lista de MateriaisIC REG LINEAR 1.8V 1.5A DPAK
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FabricanteSTMicroeletrônica
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Peça do Fabricante #LD1086DT18TR
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Ficha Técnica LD1086DT18TR DataSheet
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Pacote TO-252-3
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Em Estoque6323
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 30V |
| Voltage-Output(Min/Fixed) | 1.8V |
| VoltageDropout(Max) | 1.5V @ 1.5A |
| Current-Output | 1.5A |
| Current-Quiescent(Iq) | 10 mA |
| PSRR | 82dB (120Hz) |
| ProtectionFeatures | Over Current, Over Temperature |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | TO-252-3, DPak (2 Leads + Tab), SC-63 |
Visão Geral
Description
The regulator features a dropout voltage of approximately 1.3V at maximum load, which means it can maintain the output voltage even when the input voltage is only slightly higher than the output. It also includes built-in protection features such as current limiting and thermal shutdown, ensuring safety and durability. The device is typically packaged in a DPAK (TO-252) form factor, which provides good thermal performance and is suitable for surface-mount applications. Overall, the LD1086DT18TR offers a compact, efficient solution for maintaining a consistent voltage supply in various electronic devices.
Equivalent
1. LM1086-1.8 from Texas Instruments
2. MIC29302 from Microchip Technology
3. NCP1117 from ON Semiconductor
4. AMS1117-1.8V from Advanced Monolithic Systems
5. LT1117 from Analog Devices
These alternatives have similar voltage regulation capabilities, but always verify the specific electrical and thermal characteristics to ensure compatibility with your application.
Features
1. Output Voltage: Fixed output voltage of 1.8V.
2. Current Capability: Supports output current up to 1.5A.
3. Low Dropout Voltage: Ensures efficient performance with a dropout voltage typically around 1.3V at maximum output current.
4. Thermal Protection: Integrated thermal shutdown feature to prevent overheating.
5. Short-Circuit Protection: Safeguards the device against overcurrent conditions.
6. Package Type: Available in DPAK (TO-252) package, which is suitable for surface-mount applications.
7. Stability: Requires only a small output capacitor for stabilization.
8. Operating Temperature Range: Typically from -40°C to +125°C, suitable for industrial and consumer applications.
These features make the LD1086DT18TR ideal for powering logic circuits, microprocessors, and other devices requiring a stable 1.8V supply with high current demands.
Pinout
1. Pin 1 (Adjust/Ground): This pin is used as the ground pin in fixed voltage versions or as an adjust pin in adjustable versions. For the LD1086DT18TR, which is a fixed 1.8V output version, this pin serves as the ground.
2. Pin 2 (Output): This is the output pin where the regulated voltage (1.8V for this model) is available. It provides the regulated voltage to the load.
3. Pin 3 (Input): This pin is connected to the unregulated input voltage. The device regulates this input to provide a stable output voltage.
The LD1086 series is known for its low dropout voltage, making it efficient for applications that require minimal voltage drop from input to output.
Manufacturer
Application
1. Consumer Electronics: Powering microcontrollers, sensors, and other digital components in devices like smartphones, tablets, and wearables.
2. Industrial Equipment: Used in control systems and automation equipment for stable voltage supply.
3. Telecommunications: Powers communication devices, ensuring reliable operation of routers and modems.
4. Automotive Systems: Provides stable power for electronic control units and infotainment systems.
5. Medical Devices: Ensures precise voltage regulation for sensitive diagnostic and monitoring equipment.
Its ability to provide a consistent output with low dropout voltage makes it suitable for battery-powered applications.