LD1117S18CTR

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LD1117S18CTR

IC REG LINEAR 1.8V 800MA SOT223

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Specifications

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
OutputConfiguration Positive
OutputType Fixed
NumberofRegulators 1
Voltage-Input(Max) 15V
Voltage-Output(Min/Fixed) 1.8V
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 TO-261-4, TO-261AA

Overview

Description

The LD1117S18CTR is a specific model of a low-dropout (LDO) voltage regulator, typically used in electronic circuits for maintaining a stable output voltage despite variations in the input voltage or load conditions. This particular model is designed to provide a fixed output voltage of 1.8 volts. The "CTR" in the model number often indicates a specific packaging or tape-and-reel configuration suitable for automatic placement in manufacturing processes.
Key features of the LD1117S18CTR include low dropout voltage, which allows for efficient operation close to the desired output voltage, and a relatively high output current capability, typically around 800mA to 1A, making it suitable for powering a variety of electronic devices. The device generally comes in a surface-mount package, such as SOT-223, for compatibility with compact circuit board designs.
Applications for the LD1117S18CTR include providing stable voltage in consumer electronics, communication devices, and other digital systems. Its reliability and efficiency make it a popular choice for engineers seeking a simple and effective voltage regulation solution.

Features

The LD1117S18CTR is a linear voltage regulator designed for a variety of applications. Here are its key features:
1. Output Voltage: It provides a fixed output voltage of 1.8V.
2. Output Current: Capable of delivering up to 800 mA of output current.
3. Dropout Voltage: It has a low dropout voltage, typically around 1.1V at maximum output current.
4. Stability: The regulator is designed for stability with low ESR capacitors.
5. Thermal Protection: Includes built-in thermal shutdown protection to prevent overheating.
6. Short-Circuit Current Limitation: Offers protection against short circuits by limiting the current.
7. Low Quiescent Current: Consumes minimal quiescent current, enhancing efficiency.
8. Package: Available in a standard SOT-223 package, which is suitable for surface mounting.
9. Operating Temperature: Supports a wide operating temperature range, making it versatile for different environments.
These features make the LD1117S18CTR suitable for powering low-voltage digital circuits, microcontrollers, and other sensitive electronic components.

Package

The LD1117S18CTR is available in a SOT-223 package.

Pinout

The LD1117S18CTR is a low-dropout linear voltage regulator from STMicroelectronics. It is designed to provide a regulated output voltage of 1.8 volts with a maximum output current of 800 mA. The device typically comes in a TO-252 package, which is a surface-mount version.
In terms of pin count and function for the TO-252 package:
1. Pin 1 (Vin): This is the input pin where the unregulated voltage is supplied. The input voltage must be higher than the desired output voltage plus the dropout voltage.
2. Pin 2 (GND): This is the ground pin, serving as the reference point for input and output voltages.
3. Pin 3 (Vout): This pin provides the regulated output voltage of 1.8V.
The LD1117S18CTR is suitable for a variety of applications, including power supply for logic circuits, microprocessors, and other low-voltage digital devices, due to its stability and low dropout voltage. It also includes features like thermal protection and current limiting to enhance reliability.

Manufacturer

The LD1117S18CTR is a voltage regulator manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a wide range of semiconductor products and solutions. Headquartered in Geneva, Switzerland, it serves various sectors including automotive, industrial, personal electronics, and communications equipment. The company is known for its focus on innovation and technology development in semiconductors, offering products such as microcontrollers, sensors, power management devices, and other semiconductor solutions.

Application

The LD1117S18CTR is a low-dropout voltage regulator used in various applications. It is commonly used in power management systems to provide stable output voltage for microcontrollers, sensors, and digital circuits. It is suited for use in consumer electronics, telecommunications equipment, and networking devices. Additionally, it's often utilized in industrial and automotive applications where efficient voltage regulation is required.

Equivalent

The LD1117S18CTR is a low-dropout (LDO) linear voltage regulator. Equivalent products include:
1. LM1117-1.8 by Texas Instruments
2. MIC39100-1.8 by Microchip Technology
3. AP1117-1.8 by Diodes Incorporated
4. NCP1117-1.8 by ON Semiconductor
5. BA1117-1.8 by Rohm Semiconductor
These regulators have similar output voltage and characteristics, suitable for comparable applications. Always verify the datasheets for compatibility in specific applications.

Shipping

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Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

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