LT8631UX

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LT8631UX

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100% gốc & amp; Mới

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Bảo hành 365 ngày

RFQ & amp; Nhận thêm Giảm giá

Thông số kỹ thuật

Manufacturer JLCPCB Assembly
Package QFN-64_9.0X9.0

Tổng quan

Description

The LT8631UX is a high-performance, low-noise, step-down (buck) regulator designed by Analog Devices, part of the Linear Technology product line. It features a wide input voltage range, typically from 4.5V to 60V, making it suitable for various applications including automotive, industrial, and telecommunications.
Key specifications include a maximum output current of 1A, high efficiency (up to 95%), and a low quiescent current, which is beneficial for battery-powered devices. It utilizes a unique design that minimizes electromagnetic interference (EMI), ensuring cleaner power delivery.
The LT8631UX also incorporates features like built-in overcurrent protection, thermal shutdown, and soft-start functions for enhanced reliability and performance. Its compact package and flexible design make it easy to integrate into different circuit layouts. Overall, the LT8631UX is ideal for applications requiring efficient voltage regulation in a compact form factor.

Features

The LT8631UX is a high-performance, low-noise, low-dropout (LDO) voltage regulator designed for powering sensitive analog and RF applications. Key features include:
1. Output Voltage: Adjustable output voltage with a range from 0.8V to 20V.
2. Low Dropout Voltage: Typically 200mV at 1A output, ensuring efficient operation even with minimal headroom.
3. High Power Supply Rejection Ratio (PSRR): Excellent PSRR performance, crucial for maintaining clean output voltage in noisy environments.
4. Low Noise Operation: Designed to minimize output noise, making it suitable for precision analog circuits.
5. High Output Current: Capable of delivering up to 1A of output current.
6. Thermal Protection: Integrated thermal shutdown feature to prevent overheating.
7. Wide Input Voltage Range: Accepts input voltages from 2.5V to 20V.
8. Compact Package: Available in small packages, ideal for space-constrained applications.
These features make the LT8631UX suitable for applications in telecommunications, automotive, and industrial systems where stable and noise-free power is critical.

Package

The LT8631UX is available in a 20-lead TSSOP (Thin Shrink Small Outline Package) package type. This compact package design helps optimize performance and space in various electronic applications.

Pinout

The LT8631UX is a low-noise, high-performance, synchronous step-down (buck) regulator. It features a 16-pin package, specifically in a TSSOP or QFN format.
Pin Count: 16 pins
Key Functions:
1. VIN: Input voltage supply.
2. SW: Switch node for connecting to the inductor.
3. GND: Ground reference.
4. VOUT: Output voltage.
5. COMP: Compensation network connection for stability.
6. FB: Feedback pin for voltage regulation.
7. EN: Enable pin to turn the device on or off.
8. PG: Power good indicator.
9. SS: Soft-start pin to control the start-up time.
10. CSN/ CSP: Current sense pins for overcurrent protection.
11. ILIM: Current limit setting.
12. SYNC: Synchronization pin for external clocking.
13. MODE: Operation mode selection pin (burst, pulse-skip, etc.).
Overall, the LT8631UX is designed for efficient power conversion with features that enhance performance and stability.

Manufacturer

The LT8631UX is manufactured by Analog Devices, Inc. Analog Devices is a multinational company that specializes in designing and manufacturing high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965 and headquartered in Norwood, Massachusetts, Analog Devices serves various industries, including communications, automotive, healthcare, industrial automation, and consumer electronics. The company is known for its innovation in various technology sectors, producing devices that enhance electronic systems' performance and efficiency.

Application

The LT8631UX is a low dropout (LDO) linear regulator designed for various applications, including powering RF circuits, precision analog devices, and sensor power supplies. Its features make it ideal for battery-operated devices, portable electronics, and automotive systems. Additionally, it is suitable for high-performance microcontrollers and DSPs requiring stable voltage regulation while minimizing noise and improving efficiency.

Equivalent

The LT8631UX is a low dropout (LDO) linear regulator. Equivalent products include the following chips:
1. MIC29302 - Microchip
2. LM317 - Texas Instruments
3. LP2985 - Texas Instruments
4. LM1117 - Texas Instruments
5. ADP151 - Analog Devices
Always verify specifications to ensure compatibility for your specific application.

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