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ADM7155ARDZ-04-R7

Name: ADM7155ARDZ-04-R7
Rating: 4.7 (12 reviews)

IC REG LIN POS ADJ 600MA 8-SOIC

제조업체Analog Devices Inc.
Mfr.부분 #ADM7155ARDZ-04-R7
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데이터시트 ADM7155ARDZ-04-R7 DataSheet
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사양

Part Status	Active
Output Configuration	Positive
Output Type	Adjustable
Number of Regulators	1
Voltage - Input (Max)	5.5V
Voltage - Output (Min/Fixed)	1.2V
Voltage - Output (Max)	3.4V
Voltage Dropout (Max)	0.21V @ 600mA
Current - Output	600mA
Current - Quiescent (Iq)	7 mA
Current - Supply (Max)	10 mA
PSRR	94dB ~ 57dB (1kHz ~ 1MHz)
Control Features	Enable
Protection Features	Over Current, Over Temperature
Operating Temperature	-40°C ~ 125°C
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width) Exposed Pad
Supplier Device Package	8-SOIC-EP
Base Product Number	ADM7155

개요

Description

The ADM7155ARDZ-04-R7 is a high-performance, low-dropout (LDO) linear voltage regulator designed for precise voltage regulation in various electronic applications. It provides a fixed output voltage of 4.0V with an excellent load and line regulation, making it suitable for sensitive analog and digital circuits. The device features a low dropout voltage, allowing it to maintain regulation even when the input voltage is close to the output voltage.
Key features include a wide input voltage range, low quiescent current, and power-saving capabilities, which enhance energy efficiency. It also includes thermal protection and current limiting to ensure reliability under varying load conditions. The ADM7155ARDZ-04-R7 is packaged in a compact LFCSP (Lead Frame Chip Scale Package), facilitating integration into space-constrained designs. Its high accuracy, low noise, and fast transient response make it ideal for applications in telecommunications, medical devices, and industrial equipment.

Features

The ADM7155ARDZ-04-R7 is a high-performance, low-dropout (LDO) voltage regulator from Analog Devices. Key features include:
1. Output Voltage: Fixed output of 4.0V with a maximum output current of 1.1A.
2. Low Dropout Voltage: Ensures efficient operation with minimal input-output voltage differential.
3. High Power Supply Rejection Ratio (PSRR): Provides excellent noise rejection, enhancing output stability in noisy environments.
4. Low Quiescent Current: Ideal for battery-powered applications, extending battery life.
5. Thermal Protection: Built-in thermal shutdown features to prevent overheating.
6. Compact Package: Available in a compact 5-lead LFCSP package, facilitating easy integration into designs.
7. Wide Operating Temperature Range: Suitable for various applications, from industrial to consumer electronics.
These features make the ADM7155ARDZ-04-R7 suitable for powering analog circuits, RF devices, and other sensitive electronics requiring stable and reliable voltage regulation.

Package

The ADM7155ARDZ-04-R7 comes in a LFCSP (Leadframe Chip Scale Package) with a 20-lead configuration. The package dimensions are 3 mm x 3 mm with a 0.5 mm pitch.

Pinout

The ADM7155ARDZ-04-R7 is a low-dropout (LDO) voltage regulator from Analog Devices. It features a total of 5 pins.
Pin Count and Functions:
1. VIN: Input voltage supply (supports up to 15 V).
2. GND: Ground reference.
3. VOUT: Regulated output voltage (fixed at 4.0 V).
4. ENABLE: Active high pin to enable or disable the device.
5. SENSE: Used for remote sensing to improve output voltage accuracy.
This device provides high accuracy, low noise, and a fast transient response, making it suitable for powering sensitive analog and digital circuits.

Manufacturer

The ADM7155ARDZ-04-R7 is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company known for designing and manufacturing high-performance analog, mixed-signal, and digital signal processing integrated circuits. Founded in 1965, the company specializes in various applications including data acquisition, signal processing, power management, and sensor interfacing, serving industries such as communications, automotive, healthcare, and industrial automation. The ADM7155 series is specifically a low-dropout linear voltage regulator designed for precision applications.

Application

The ADM7155ARDZ-04-R7 is a high-performance low-dropout (LDO) voltage regulator primarily used in precision analog applications. Its application areas include powering RF and analog devices, high-performance data converters, telecommunications, industrial equipment, and medical devices. It provides a stable output voltage with low noise and good transient response, making it suitable for powering sensitive electronic circuits.

Equivalent

The ADM7155ARDZ-04-R7 is a low-dropout (LDO) linear voltage regulator. Equivalent products include the TPS7A47 from Texas Instruments, LT3080 from Analog Devices, and MIC2940 from Microchip. Always check the specifications like output voltage, current rating, and dropout voltage for compatibility before substitution.