LT1764AEQ#PBF

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LT1764AEQ#PBF

IC REG LINEAR POS ADJ 3A 5DDPAK

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Bảo hành 365 ngày

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Thông số kỹ thuật

Package Tube
ProductStatus Active
OutputConfiguration Positive
OutputType Adjustable
NumberofRegulators 1
Voltage-Input(Max) 20V
Voltage-Output(Min/Fixed) 1.21V
Voltage-Output(Max) 20V
VoltageDropout(Max) 0.66V @ 3A
Current-Output 3A
Current-Quiescent(Iq) 1.5 mA
Current-Supply(Max) 200 mA
PSRR 63dB (120Hz)
ControlFeatures Enable
ProtectionFeatures Over Current, Over Temperature, Reverse Polarity
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case TO-263-6, D²Pak (5 Leads + Tab), TO-263BA

Tổng quan

Description

The LT1764AEQ#PBF is a low dropout (LDO) linear voltage regulator manufactured by Analog Devices, originally by Linear Technology. It is designed to provide a stable output voltage with a maximum output current of 3A. This component offers excellent performance with low dropout voltage (typically 340mV at full load), which makes it suitable for applications requiring efficient power regulation from a higher input voltage to a lower output voltage.
Key features include a wide input voltage range of up to 20V, low quiescent current, and excellent line and load regulation. It also provides several safety features like current limiting, thermal shutdown, and reverse battery protection to enhance reliability in various applications.
The "EQ" in the part number denotes a specific package type, often a thermally enhanced TSSOP (Thin Shrink Small Outline Package) that allows for effective heat dissipation. The "#PBF" suffix indicates that the component is lead-free and RoHS (Restriction of Hazardous Substances) compliant, making it environmentally friendly.
The LT1764AEQ#PBF is commonly used in power management systems, telecom equipment, and any application requiring a reliable, efficient power supply.

Features

The LT1764AEQ#PBF is a low dropout (LDO) linear regulator designed for applications requiring low noise and high power supply rejection ratio (PSRR). Key features include:
1. Output Current: Provides up to 3A of output current, making it suitable for high current applications.
2. Low Dropout Voltage: Has a low dropout voltage of 340mV at 3A, enhancing efficiency.
3. Input Voltage Range: Operates over a wide input voltage range of 2.7V to 20V.
4. Output Voltage: Offers an adjustable output voltage range from 1.21V to 20V.
5. Low Noise: Designed to minimize output noise, which is critical for sensitive applications.
6. PSRR: High power supply rejection, ensuring stability and performance in noisy environments.
7. Protection Features: Includes current limiting and thermal shutdown for enhanced safety and reliability.
8. Package: Available in a 5-lead TO-263 package, facilitating heat dissipation.
These features make the LT1764AEQ#PBF ideal for powering sensitive analog and digital loads in various applications, including telecommunications, computing, and industrial systems.

Package

The LT1764AEQ#PBF is a low dropout (LDO) linear regulator packaged in a 5-pin DD-Pak (TO-263) package. This package is designed for surface mounting, offering good thermal performance and ease of handling in power management applications.

Pinout

The LT1764AEQ#PBF is a low dropout (LDO) linear regulator from Analog Devices. It comes in a 5-pin DD-Pak package. The pin functions are typically as follows:
1. VIN: Input voltage supply pin.
2. VOUT: Output voltage pin.
3. ADJ: Adjust pin used to set the output voltage in adjustable versions.
4. GND: Ground pin for the device.
5. NC: No connect (may be connected internally but not used in circuit design).
This device is designed to provide a regulated output voltage with low dropout, making it suitable for applications requiring high efficiency and compact size. Always refer to the specific datasheet for precise details and pin configurations, as they can be crucial for correct implementation.

Manufacturer

The LT1764AEQ#PBF is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company specializing in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The company serves a wide range of industries, including industrial, automotive, communications, consumer, and healthcare sectors, providing solutions for signal processing, power management, data conversion, and RF technology.

Application

The LT1764AEQ#PBF is a low dropout voltage regulator commonly used in applications requiring efficient power management. Key application areas include powering microprocessors, digital signal processors, and other low voltage digital ICs in telecommunications, networking equipment, industrial systems, consumer electronics, and automotive electronics. Its low dropout voltage and high current capability make it suitable for battery-powered devices and systems that require low noise and high precision in voltage regulation.

Equivalent

The LT1764AEQ#PBF is a low dropout linear regulator by Analog Devices (previously Linear Technology). Equivalent products or alternatives could include:
1. LM1085 by Texas Instruments - Offers similar output current capability and dropout voltage.
2. MIC29302 by Microchip Technology - Provides comparable performance and features.
3. NCP1117 by ON Semiconductor - Similar LDO in terms of voltage regulation.
Always check the datasheets to ensure compatibility with your specific application requirements.

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