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LD1117S50CTR
+NomenclatureIC REG LINEAR 5V 800MA SOT223
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FabricantSemi - conducteurs optiques
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Pièce fabricant #LD1117S50CTR
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Fiche technique LD1117S50CTR DataSheet
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Package SOT-223
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En stock2693
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Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 15V |
| Voltage - Output (Min/Fixed) | 5V |
| Voltage Dropout (Max) | 1.3V @ 800mA |
| Current - Output | 800mA |
| Current - Quiescent (Iq) | 10 mA |
| PSRR | 75dB (120Hz) |
| Protection Features | Over Current, Over Temperature |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
Présentation
Description
The LD1117S50CTR is a low-dropout (LDO) voltage regulator designed for various electronic applications requiring a stable power supply. It is part of the LD1117 series, known for its reliability and efficiency in regulating output voltage. The "50" in its name indicates it provides a fixed output voltage of 5.0 volts.
Key features include:
1. Output Current: It can supply up to 800 mA of output current, suitable for powering medium to high-load applications.
2. Low Dropout Voltage: The dropout voltage is around 1.1 V at full load, meaning it can maintain regulation with a small difference between input and output voltage.
3. Thermal Protection: Includes built-in thermal shutdown for protection against overheating.
4. Short-Circuit Protection: Protects against output short circuits.
5. Package: The "CTR" indicates it comes in a specific SOT-223 package, which is compact and suitable for surface mounting.
This regulator is ideal for applications in consumer electronics, communication devices, and other situations where stable voltage regulation is crucial.
Key features include:
1. Output Current: It can supply up to 800 mA of output current, suitable for powering medium to high-load applications.
2. Low Dropout Voltage: The dropout voltage is around 1.1 V at full load, meaning it can maintain regulation with a small difference between input and output voltage.
3. Thermal Protection: Includes built-in thermal shutdown for protection against overheating.
4. Short-Circuit Protection: Protects against output short circuits.
5. Package: The "CTR" indicates it comes in a specific SOT-223 package, which is compact and suitable for surface mounting.
This regulator is ideal for applications in consumer electronics, communication devices, and other situations where stable voltage regulation is crucial.
Equivalent
The LD1117S50CTR is a low-dropout (LDO) voltage regulator. Equivalent products to consider include:
1. AMS1117-5.0 by Advanced Monolithic Systems
2. LM1117-5.0 by Texas Instruments
3. NCP1117ST50T3G by ON Semiconductor
4. MCP1825S-5002E/DC by Microchip Technology
5. TLV1117-50 by Texas Instruments
These alternatives offer similar specifications, such as output voltage, current capacity, and package types. Always verify the datasheet to ensure compatibility with your application.
1. AMS1117-5.0 by Advanced Monolithic Systems
2. LM1117-5.0 by Texas Instruments
3. NCP1117ST50T3G by ON Semiconductor
4. MCP1825S-5002E/DC by Microchip Technology
5. TLV1117-50 by Texas Instruments
These alternatives offer similar specifications, such as output voltage, current capacity, and package types. Always verify the datasheet to ensure compatibility with your application.
Features
The LD1117S50CTR is a low-dropout (LDO) linear voltage regulator. Here are its key features:
1. Output Voltage: It provides a fixed output voltage of 5.0V.
2. Input Voltage Range: The input voltage can range up to 15V.
3. Dropout Voltage: It has a low dropout voltage, typically around 1.2V at maximum output current.
4. Output Current: The device can supply a maximum output current of 800mA.
5. Stability: It requires external capacitors for stability, typically a 10µF tantalum or aluminum electrolytic capacitor at the output.
6. Temperature Range: It operates over a wide temperature range, typically -40°C to +125°C.
7. Protection Features: Includes internal current and thermal limiting features.
8. Package: It is commonly available in a DPAK (TO-252) package, suitable for surface mounting.
9. Applications: Ideal for use in consumer electronics, computer peripherals, and other applications requiring a stable 5V power supply.
These features make the LD1117S50CTR a versatile choice for applications requiring reliable voltage regulation with a compact footprint.
1. Output Voltage: It provides a fixed output voltage of 5.0V.
2. Input Voltage Range: The input voltage can range up to 15V.
3. Dropout Voltage: It has a low dropout voltage, typically around 1.2V at maximum output current.
4. Output Current: The device can supply a maximum output current of 800mA.
5. Stability: It requires external capacitors for stability, typically a 10µF tantalum or aluminum electrolytic capacitor at the output.
6. Temperature Range: It operates over a wide temperature range, typically -40°C to +125°C.
7. Protection Features: Includes internal current and thermal limiting features.
8. Package: It is commonly available in a DPAK (TO-252) package, suitable for surface mounting.
9. Applications: Ideal for use in consumer electronics, computer peripherals, and other applications requiring a stable 5V power supply.
These features make the LD1117S50CTR a versatile choice for applications requiring reliable voltage regulation with a compact footprint.
Pinout
The LD1117S50CTR is a low-dropout linear voltage regulator. It typically comes in a SOT-223 package with a standard 3-pin configuration. The pin functions are as follows:
1. Pin 1 (Input): This is the input pin where the unregulated input voltage is applied. It should be at least 2V higher than the desired output voltage to maintain regulation.
2. Pin 2 (Ground/Adjust): This pin serves as the ground connection. In some adjustable versions of the regulator, this pin might be used for voltage adjustment with an external resistor divider network.
3. Pin 3 (Output): This is the output pin where the regulated voltage is provided. For the LD1117S50CTR, the output voltage is fixed at 5.0V.
The LD1117 series is known for its ability to provide a stable output voltage with low dropout and high efficiency, making it suitable for various applications in electronics where a stable 5V supply is needed.
1. Pin 1 (Input): This is the input pin where the unregulated input voltage is applied. It should be at least 2V higher than the desired output voltage to maintain regulation.
2. Pin 2 (Ground/Adjust): This pin serves as the ground connection. In some adjustable versions of the regulator, this pin might be used for voltage adjustment with an external resistor divider network.
3. Pin 3 (Output): This is the output pin where the regulated voltage is provided. For the LD1117S50CTR, the output voltage is fixed at 5.0V.
The LD1117 series is known for its ability to provide a stable output voltage with low dropout and high efficiency, making it suitable for various applications in electronics where a stable 5V supply is needed.
Manufacturer
The LD1117S50CTR is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs and manufactures a wide range of electronic components and systems. The company is known for its innovation and expertise in developing semiconductor solutions that serve various industries, including automotive, industrial, personal electronics, communications equipment, and more. STMicroelectronics operates in a variety of market segments, providing advanced products such as microcontrollers, sensors, power management devices, and analog components. It is recognized for its commitment to sustainability and technological advancement, playing a significant role in driving digital transformation across various fields.
Application
The LD1117S50CTR is a low-dropout (LDO) voltage regulator commonly used in various applications requiring stable 5V output. Key application areas include:
1. Consumer Electronics: Used in devices such as set-top boxes, DVD players, and gaming consoles.
2. Communication Equipment: Powers components in routers, modems, and network switches.
3. Computing Devices: Provides regulated power for microcontrollers and processors in computers and embedded systems.
4. Industrial Automation: Supports sensors and control systems requiring precise voltage regulation.
5. Battery-Powered Devices: Extends battery life by ensuring efficient power management in portable electronics.
Its versatility and reliability make it suitable for any system requiring a stable 5V power supply.
1. Consumer Electronics: Used in devices such as set-top boxes, DVD players, and gaming consoles.
2. Communication Equipment: Powers components in routers, modems, and network switches.
3. Computing Devices: Provides regulated power for microcontrollers and processors in computers and embedded systems.
4. Industrial Automation: Supports sensors and control systems requiring precise voltage regulation.
5. Battery-Powered Devices: Extends battery life by ensuring efficient power management in portable electronics.
Its versatility and reliability make it suitable for any system requiring a stable 5V power supply.
Package
The LD1117S50CTR is a low dropout voltage regulator. It commonly comes in a SOT-223 package type, which is a small outline transistor package used for surface mounting.
