LD1117DT33

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LD1117DT33

+БОМ

IC REG LINEAR 3.3V 800MA DPAK

  • ПроизводительSTМикроэлектроника

  • Мфр. Часть #LD1117DT33

  • Лист данных LD1117DT33 DataSheet

  • В наличии4615

365 Дни гарантии качества

7*24 часы обслуживания каранти

90-гарантия послепродажного дня

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Спецификации

Атрибут Ценность
Part Status Obsolete
Output Configuration Positive
Output Type Fixed
Number of Regulators 1
Voltage - Input (Max) 15V
Voltage - Output (Min/Fixed) 3.3V
Voltage Dropout (Max) 1.2V @ 800mA
Current - Output 800mA
Current - Quiescent (Iq) 10 mA
PSRR 75dB (120Hz)
Protection Features Over Current, Over Temperature
Operating Temperature 0°C ~ 125°C
Mounting Type Surface Mount
Package / Case TO-252-3, DPAK (2 Leads + Tab), SC-63
Supplier Device Package DPAK
Base Product Number LD1117

Обзор

Description

The LD1117DT33 is a low dropout (LDO) linear voltage regulator designed to provide a stable output voltage of 3.3V. It can deliver a maximum output current of 800mA, making it suitable for various applications, including microcontrollers, sensors, and other digital devices that require a regulated power supply.
Key features include low dropout voltage (typically 1.2V at full load), high input voltage range (up to 15V), and built-in protection against overcurrent and thermal overload. The LD1117DT33 is often available in a compact TO-220 or SOT-223 package, facilitating easy integration into electronic circuits.
Overall, this LDO is valued for its efficiency, reliability, and performance, making it a popular choice in consumer electronics, automotive, and industrial applications.

Equivalent

Equivalent products to the LD1117DT33 include the LM1117-3.3, MIC5205-3.3, and AMS1117-3.3. These regulators provide similar output voltage (3.3V) and comparable specifications, including low dropout voltage and current capacity. Always verify the specific datasheets for exact pin configurations and performance characteristics when substituting components.

Features

The LD1117DT33 is a low-dropout (LDO) voltage regulator designed to provide a stable output voltage of 3.3V. Key features include:
1. Output Current: It can deliver up to 800mA of output current.
2. Input Voltage Range: Operates with an input voltage range of 4.75V to 15V.
3. Dropout Voltage: Offers a low dropout voltage of around 1.2V at 800mA, ensuring efficient operation.
4. Thermal Protection: Integrated thermal shutdown prevents overheating.
5. Short-Circuit Protection: Features current limiting to protect against short circuits.
6. Package Type: Available in a TO-220 package, suitable for through-hole mounting.
7. Low Noise: It provides low output noise, making it ideal for sensitive applications.
8. High Power Supply Rejection Ratio (PSRR): Maintains stable output under varying input conditions.
These characteristics make the LD1117DT33 suitable for various applications, including microcontrollers and other digital circuits requiring a reliable 3.3V power supply.

Pinout

The LD1117DT33 is a low-dropout (LDO) voltage regulator that comes in a TO-220 package with a pin count of 3.
Pin Functions:
1. Input (Vin): This pin receives the unregulated input voltage, which must be higher than the output voltage by at least the dropout voltage.
2. Output (Vout): This pin provides the regulated output voltage of 3.3V.
3. Ground (GND): This pin is the reference ground for the device.
The LD1117DT33 is capable of delivering up to 800 mA of output current and is designed to provide low output noise and high ripple rejection, making it suitable for various applications in power management.

Manufacturer

The LD1117DT33 is manufactured by STMicroelectronics, a global semiconductor company. STMicroelectronics specializes in designing and manufacturing a wide range of integrated circuits and semiconductor devices used in various applications, including automotive, industrial, consumer electronics, and communications.
Founded in 1987 through the merger of Italian and French companies, STMicroelectronics has established itself as a leader in the semiconductor industry. The company focuses on innovation and sustainability, offering solutions that drive advancements in technology. Its product portfolio includes microcontrollers, sensors, power management ICs, analog devices, and more.
STMicroelectronics operates globally and serves a diverse customer base, ranging from large multinational corporations to small and medium-sized enterprises. The company is known for its commitment to research and development, providing cutting-edge technologies to support the evolving needs of the electronics market.

Application

The LD1117DT33 is a low-dropout (LDO) voltage regulator designed to provide a stable output voltage of 3.3V. Its application areas include:
1. Power Management: Used in power supply circuits for microcontrollers, DSPs, and FPGAs.
2. Consumer Electronics: Employed in devices such as smartphones, tablets, and cameras.
3. Embedded Systems: Suitable for powering sensors and peripheral devices in embedded applications.
4. Industrial Equipment: Utilized in automation systems and control circuits.
5. Telecommunications: Used in networking devices and communication equipment.
Its features include low dropout voltage and good line/load regulation, making it versatile for various electronic applications.

Package

The LD1117DT33 is typically packaged in a TO-220 package type. This package features a metal tab for heat dissipation, making it suitable for voltage regulation applications where thermal management is important.

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