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LD1117D33CTR
+物料清單IC REG LINEAR 3.3V 800MA 8-SOIC
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製造商意法半導體
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製造商部分 #LD1117D33CTR
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規格
| 屬性 | 價值 |
| PartStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 15V |
| Voltage-Output(Min/Fixed) | 3.3V |
| VoltageDropout(Max) | 1.3V @ 800mA |
| Current-Output | 800mA |
| Current-Quiescent(Iq) | 10 mA |
| PSRR | 75dB (120Hz) |
| ProtectionFeatures | Over Current, Over Temperature |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154", 3.90mm Width) |
| SupplierDevicePackage | 8-SOIC |
| BaseProductNumber | LD1117 |
概述
Description
This LDO regulator is known for its low dropout voltage, which allows it to maintain regulation with a minimal difference between input and output voltages, enhancing efficiency. It features thermal protection and short-circuit current limiting, ensuring reliability and protection against overheating and overcurrent conditions.
The LD1117D33CTR is commonly used in applications requiring a stable 3.3V power supply, such as microcontrollers, digital circuits, and communication devices. Its compact size and efficient performance make it suitable for space-constrained designs. Additionally, it offers a simple design implementation with minimal external components, making it a versatile choice for power management in various electronic projects.
Equivalent
1. LM1117MPX-3.3 - Texas Instruments
2. AMS1117-3.3 - Advanced Monolithic Systems
3. MIC39100-3.3WS - Microchip Technology
4. NCP1117ST33T3G - ON Semiconductor
5. AP1117E33G-13 - Diodes Incorporated
These alternatives offer similar voltage regulation capabilities and can be used in comparable applications. Always check the datasheets for specific electrical characteristics and compatibility.
Features
1. Output Voltage: 3.3V fixed output.
2. Input Voltage: Operates with input voltages up to 15V.
3. Dropout Voltage: Low dropout voltage of approximately 1V at full load.
4. Output Current: Capable of delivering up to 800 mA of output current.
5. Quiescent Current: Low quiescent current for energy efficiency.
6. Protection Features: Includes internal current limiting, thermal shutdown, and safe area protection for enhanced reliability.
7. Package: Available in a DPAK (TO-252) surface-mount package for easy mounting and efficient thermal performance.
8. Operating Temperature Range: Suitable for -40°C to +125°C environments, making it versatile for different applications.
9. Applications: Ideal for use in consumer electronics, industrial equipment, and other applications requiring a stable 3.3V power supply.
These features make the LD1117D33CTR a reliable choice for voltage regulation in various electronic circuits.
Pinout
1. Pin 1 (Input): This is the input pin where the unregulated voltage is supplied to the regulator. It supports a voltage higher than the regulated output voltage.
2. Pin 2 (Ground): This pin is connected to the ground of the system. It serves as a common reference point for the input and output.
3. Pin 3 (Output): This pin provides the regulated output voltage, which is 3.3V for the LD1117D33CTR model.
There is usually a metal tab on the package that can also be connected to ground for heat dissipation purposes. The LD1117D33CTR is known for its ability to provide a stable 3.3V output with a dropout voltage of around 1.1V at full load.
Manufacturer
Application
1. Consumer Electronics: Provides stable voltage for devices like smartphones, tablets, and cameras.
2. Computing: Used in desktops and laptops for power management of components.
3. Telecommunications: Powers network equipment and communication devices.
4. Industrial: Provides reliable voltage regulation for sensors and automation systems.
5. Networking: Supports routers and switches by delivering consistent power supply.
6. Embedded Systems: Ensures stable operation for microcontrollers and FPGAs.
7. Automotive: Used in infotainment systems and other electronic modules.
Its ability to deliver a fixed 3.3V output makes it versatile for numerous low-power applications.