ADP1755

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ADP1755

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ADI 1.2A LDO Adjustable Vout

  • Nhà sản xuấtAnalog Devices

  • Ông. Phần #ADP1755

  • Có sẵn20081

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StandardPackQty 1500

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Description

The ADP1755 is a low-dropout (LDO) linear regulator designed by Analog Devices. It is optimized for high-performance applications requiring reliable power management with minimal voltage drop. The device offers a maximum output current of 1.2 A and features an input voltage range of 1.6 V to 3.6 V, making it suitable for various battery-powered and portable devices.
Key features include a low dropout voltage of approximately 80 mV at 1.2 A, high power supply rejection ratio (PSRR), and low output noise, which help maintain the stability and efficiency of the power supply. The ADP1755 also offers adjustable output voltage from 0.5 V to 3.3 V, allowing for flexible application in different systems.
Additional benefits include current limit and thermal overload protection, ensuring reliability and safety during operation. Its compact package size enhances its suitability for space-constrained designs. Overall, the ADP1755 is ideal for applications that demand precise voltage regulation and high efficiency, such as communications equipment, medical devices, and consumer electronics.

Equivalent

The ADP1755 is a low-dropout (LDO) linear regulator. Equivalent products can include:
1. Texas Instruments TPS7A90: An ultra-low noise, high PSRR LDO.
2. Linear Technology (Analog Devices) LT3045: A low-noise, high-PSRR LDO.
3. Microchip MCP1755: A high PSRR, low-dropout regulator.
These alternatives may vary in specifications, so it's important to compare specific parameters like output current, voltage range, and noise performance to ensure compatibility with the ADP1755.

Features

The ADP1755 is a low-dropout (LDO) linear voltage regulator manufactured by Analog Devices. It offers several features that make it suitable for a variety of applications:
1. Output Current: It can deliver up to 1.2 A of output current.

2. Input Voltage Range: Operates with an input voltage range of 1.6 V to 3.6 V.
3. Low Dropout Voltage: The device features a low dropout voltage of 115 mV at full load (1.2 A), which makes it efficient for applications requiring minimal voltage overhead.
4. Output Voltage Range: Provides adjustable output voltages from 0.75 V to 3.0 V.
5. Precision: Offers excellent line and load regulation, typically less than 1%.
6. Low Noise: Designed for low noise performance, making it ideal for sensitive applications.
7. Thermal Management: Includes protection features such as current limit and thermal overload protection to ensure reliability.
8. Compact Package: Available in a small, thermally enhanced 8-lead LFCSP or 8-lead MSOP package, facilitating use in space-constrained designs.
These features make the ADP1755 suitable for powering digital processors, FPGA cores, and other applications requiring efficient, low noise, and steady power delivery.

Pinout

The ADP1755 is a low-dropout (LDO) linear voltage regulator designed by Analog Devices. It is available in a 6-lead, 2 mm × 2 mm, LFCSP (Lead Frame Chip Scale Package). The primary function of the ADP1755 is to regulate the output voltage with high accuracy and supply up to 1.2 A of output current. It features a high power-supply rejection ratio (PSRR), low noise, and low dropout voltage, making it suitable for powering sensitive components in a wide range of applications.
The typical pin functions include:
1. VIN: Input voltage supply.
2. VOUT: Regulated output voltage.
3. EN: Enable pin to turn the regulator on or off.
4. GND: Ground reference.
5. SS: Soft-start pin to control the startup time.
6. NR/SS: Noise reduction or soft-start, depending on the configuration.
These features make it suitable for use in portable devices, wireless communication equipment, and other applications requiring efficient power management.

Manufacturer

The ADP1755 is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in the design, manufacturing, and marketing of a wide range of integrated circuits and signal processing solutions. The company is known for its high-performance analog, mixed-signal, and digital signal processing (DSP) technologies, which are used in a variety of applications in industries such as communications, healthcare, automotive, and industrial equipment. With a strong reputation for innovation and quality, Analog Devices serves a global customer base, providing essential components for modern electronic devices and systems.

Application

The ADP1755 is a low-dropout linear regulator designed for applications requiring efficient power management. Key application areas include powering digital systems such as microprocessors, FPGAs, DSPs, and ASICs, where low noise and low dropout voltage are critical. It's suitable for use in telecommunications equipment, networking devices, and consumer electronics, such as smartphones and tablets, where compact size and reliable performance are needed. The ADP1755 is also used in industrial instrumentation and medical devices, providing stable voltage supply with minimal power loss. Its fast transient response makes it ideal for applications with dynamic power demands.

Package

The ADP1755 is available in a compact, thermally enhanced 8-lead, 3 mm × 3 mm LFCSP (Lead Frame Chip Scale Package).

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