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LD1117S25CTR

Name: LD1117S25CTR
Rating: 4.7 (12 reviews)

IC REG LINEAR 2.5V 800MA SOT-223

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Mfr。パート #LD1117S25CTR
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仕様

Part Status	Active
Output Configuration	Positive
Output Type	Fixed
Number of Regulators	1
Voltage - Input (Max)	15V
Voltage - Output (Min/Fixed)	2.5V
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
Package / Case	TO-261-4, TO-261AA
Supplier Device Package	SOT-223
Base Product Number	LD1117

概要

Description

The LD1117S25CTR is a low-dropout (LDO) linear voltage regulator designed to provide a stable output of 2.5V from a higher input voltage. It can handle input voltages up to 15V and delivers output currents up to 800mA, making it suitable for various applications, including power management in portable devices, microcontrollers, and other electronic circuits.
Key features include a low dropout voltage (typically around 1.2V at full load), thermal overload protection, and short-circuit protection, ensuring reliable operation. The device has a wide operating temperature range, making it versatile for different environments.
The LD1117S25CTR is available in a TO-220 package with three terminals: input, ground, and output. It is commonly used in applications requiring a compact solution for voltage regulation, where efficient power delivery is crucial. Overall, it is a popular choice for hobbyists and professionals in electronics design due to its performance and ease of use.

Features

The LD1117S25CTR is a low-dropout (LDO) voltage regulator designed to provide a stable output voltage of 2.5V with a maximum output current of 800mA. Key features include:
1. Low Dropout Voltage: Typically around 1.2V at full load, allowing for efficient operation even with a small difference between input and output voltages.
2. Wide Input Voltage Range: Operates with input voltages from 4.75V to 15V, making it versatile for various applications.
3. Short-Circuit Protection: Includes built-in protection against short circuits, enhancing reliability.
4. Thermal Shutdown: Equipped with thermal protection to prevent damage from overheating.
5. Fast Transient Response: Provides stable output during load changes.
6. SOT-223 Package: Compact surface-mount design, suitable for space-constrained applications.
Ideal for powering microcontrollers, sensors, and other analog devices, the LD1117S25CTR is commonly used in consumer electronics, automotive, and industrial applications.

Package

The LD1117S25CTR is packaged in a TO-220 style, which is a standard power package. It features three leads and is designed for efficient heat dissipation in linear voltage regulator applications.

Pinout

The LD1117S25CTR is a low-dropout (LDO) voltage regulator with a pin count of 3. Its primary function is to regulate an input voltage down to a stable output voltage of 2.5V. The three pins are:
1. Input (VIN): This pin is connected to the input voltage source. It typically accepts voltages between 4.75V and 15V.
2. Output (VOUT): This pin provides the regulated output voltage of 2.5V.
3. Ground (GND): This pin is connected to the ground of the circuit.
The LD1117 series features low dropout voltage and can supply up to 800mA of output current. It is commonly used in various applications, including microcontrollers and other digital circuits that require a stable power supply.

Manufacturer

The LD1117S25CTR is manufactured by Texas Instruments (TI), a leading semiconductor company. Texas Instruments specializes in designing and producing a wide range of electronic components, including analog and embedded processing devices, as well as digital signal processors and microcontrollers. Founded in 1930, TI has established itself as a key player in the electronics industry, providing solutions for various sectors such as automotive, industrial, communications, and consumer electronics. The LD1117 is a low-dropout (LDO) voltage regulator, known for its efficiency and reliability in power management applications. TI is recognized for its innovation and commitment to quality in semiconductor technology.

Application

The LD1117S25CTR is a low-dropout (LDO) voltage regulator primarily used in power management applications. It provides a fixed output voltage of 2.5V and is suitable for powering microcontrollers, sensors, and RF applications. Common areas include battery-powered devices, automotive electronics, consumer electronics, and telecommunications, where stable voltage regulation is critical for performance and efficiency.

Equivalent

The LD1117S25CTR is a low-dropout (LDO) voltage regulator with a fixed output of 2.5V. Equivalent products include the LM1117-2.5, LT1117-2.5, MIC1117-2.5, and NCP1117-2.5. When selecting an equivalent, ensure that the output voltage, current rating, and package type match your requirements.