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LT1765ES8#PBF

Name: LT1765ES8#PBF
Rating: 4.7 (12 reviews)

IC REG BUCK ADJ 3A 8SO

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資料表 LT1765ES8#PBF DataSheet
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規格

Part Status	Active
Function	Step-Down
Output Configuration	Positive
Topology	Buck
Output Type	Adjustable
Number of Outputs	1
Voltage - Input (Min)	3V
Voltage - Input (Max)	25V
Voltage - Output (Min/Fixed)	1.2V
Voltage - Output (Max)	22.5V
Current - Output	3A
Frequency - Switching	1.25MHz
Synchronous Rectifier	No
Operating Temperature	0°C ~ 125°C (TJ)
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SO
Base Product Number	LT1765

概述

Description

The LT1765ES8#PBF is a low dropout (LDO) linear voltage regulator designed by Analog Devices, specifically for applications requiring a stable output voltage with minimal noise. Targeting precision analog circuits, it offers a low output voltage range of 1.2V to 20V with a maximum output current of 100mA. The device features a low dropout voltage of around 300mV at full load, making it efficient for battery-powered applications.
Key features include low output noise, high power supply rejection ratio (PSRR), and excellent transient response, which contribute to its suitability for sensitive devices. It comes in an 8-lead SOIC package, facilitating easy integration into compact PCB layouts. The LT1765 also includes thermal shutdown and current limiting for protection. Ideal applications include RF systems, precision instrumentation, and portable equipment where low noise and high performance are critical.

Features

The LT1765ES8#PBF is a precision voltage reference and low dropout (LDO) linear regulator from Analog Devices. Key features include:
- Output Voltage: Adjustable or fixed output options typically around 1.2V to 15V.
- Low Dropout Voltage: Typically around 300 mV at full load, enabling effective operation in low voltage applications.
- High Accuracy: Output voltage accuracy typically ±1.5% over temperature, enhancing reliability in precision applications.
- Low Quiescent Current: Quiescent current is very low, around 20 µA, making it suitable for battery-powered devices.
- Wide Operating Temperature Range: Operates from -40°C to 125°C, suitable for industrial applications.
- PSRR: High power supply rejection ratio (PSRR) improves performance in noisy environments.
- Protection Features: Includes thermal shutdown and current limiting for enhanced reliability.
The LT1765ES8#PBF is ideal for use in portable, battery-powered devices, precision measurement, and low-voltage systems.

Package

The LT1765ES8#PBF is packaged in an 8-lead MSOP (Micro Small Outline Package). This compact package is designed for surface mounting and is suitable for applications with limited board space.

Pinout

The LT1765ES8#PBF is an ultra-low noise, low dropout voltage regulator (LDO) from Analog Devices (formerly Linear Technology). It comes in an 8-lead MSOP (Mini Small Outline Package) with a pin count of 8.
Pin Functions:
1. VIN: Input voltage supply.
2. GND: Ground reference.
3. VOUT: Regulated output voltage.
4. SHDN: Shutdown control; active low to enable or disable the output.
5. SENSE: Senses the output voltage for regulation accuracy.
6. NC: No connection; not used, can be left floating.
7. VSET: Sets the output voltage when used with an external resistor divider.
8. COMP: Compensation pin used for stability; connects to external components for frequency response.
The LT1765 is designed for applications requiring low noise and high power supply ripple rejection.

Manufacturer

The LT1765ES8#PBF is manufactured by Analog Devices, Inc. Analog Devices is a multinational company specializing in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, the company is known for its high-performance components used in various applications, including communications, industrial automation, automotive, healthcare, and consumer electronics. Analog Devices focuses on delivering innovative solutions that enhance performance and efficiency in electronic systems. The LT1765 is a low-dropout (LDO) linear voltage regulator, which is part of their extensive product portfolio aimed at providing high precision and low noise power management solutions.

Application

The LT1765ES8#PBF is a low noise, low dropout linear regulator primarily used in precision analog applications. Key areas include powering sensitive RF circuits, audio equipment, precision instrumentation, and battery-powered devices. It provides stable voltage reference for data acquisition systems and can also be utilized in telecommunications and industrial control systems where minimal noise and high performance are critical.

Equivalent

Equivalent products to the LT1765ES8#PBF include the LMV721, MCP602, and TLV2462. These alternatives feature similar specifications, such as low noise and low distortion operational amplifiers. Always verify pin configurations and electrical characteristics to ensure compatibility for your specific application.