ADM7154ARDZ-2.5-R7

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, High Accuracy, Low Quiescent Current
• Package: 8-Lead SOIC (Small Outline Integrated Circuit)
• Essence: Regulates voltage to a specific level with high precision and efficiency
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage: 2.5V
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 45µA
• Load Regulation: ±0.1%
• Line Regulation: ±0.05%
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

1. VIN: Input Voltage
2. GND: Ground
3. EN: Enable Pin
4. BYP: Bypass Capacitor Connection
5. FB: Feedback Pin
6. NC: No Connection
7. VOUT: Output Voltage
8. VREF: Reference Voltage

Functional Features

• Low dropout voltage enables efficient regulation even with small input-output differentials.
• High accuracy ensures precise output voltage regulation.
• Low quiescent current minimizes power consumption in standby or low-load conditions.
• Enable pin allows for easy on/off control of the regulator.
• Bypass capacitor connection enhances stability and noise rejection.
• Reference voltage pin provides a stable voltage reference for other circuitry.

Advantages

• High accuracy and low dropout voltage make it suitable for applications requiring precise voltage regulation.
• Low quiescent current extends battery life in portable devices.
• Enable pin offers flexibility in power management.
• Small package size saves board space.
• Excellent load and line regulation ensure stable output voltage.

Disadvantages

• Limited to a fixed output voltage of 2.5V.
• Not suitable for applications requiring higher output voltages.
• May require additional external components for specific applications.

Working Principles

The ADM7154ARDZ-2.5-R7 is a linear voltage regulator that uses a feedback mechanism to maintain a constant output voltage. It compares the output voltage with a reference voltage and adjusts the internal circuitry to regulate the output voltage at the desired level. The dropout voltage is minimized to ensure efficient operation even when the input voltage is close to the desired output voltage.

Detailed Application Field Plans

The ADM7154ARDZ-2.5-R7 is commonly used in various electronic devices and systems, including: 1. Battery-powered devices: Portable electronics, medical devices, and handheld instruments. 2. Communication systems: Wireless routers, access points, and network switches. 3. Industrial control systems: PLCs (Programmable Logic Controllers), motor drives, and sensors. 4. Automotive electronics: Infotainment systems, navigation units, and engine control modules. 5. IoT (Internet of Things) devices: Smart home automation, wearable devices, and sensor networks.

Detailed and Complete Alternative Models

1. ADM7154ARDZ-1.8-R7: Output voltage of 1.8V.
2. ADM7154ARDZ-3.3-R7: Output voltage of 3.3V.
3. ADM7154ARDZ-5.0-R7: Output voltage of 5.0V.
4. ADM7154ARDZ-Adj-R7: Adjustable output voltage version.

These alternative models provide different output voltage options to suit various application requirements.

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