MAX709LCSA+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, Adjustable Output, Low Quiescent Current
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Linear Voltage Regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage Range: 1.25V to 15V
• Dropout Voltage: 300mV at 150mA
• Quiescent Current: 45µA
• Line Regulation: 0.02%/V
• Load Regulation: 0.04%/mA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX709LCSA+T has the following pin configuration:

```

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| | --| Vout | --| Vin | --| GND | --| Adj | --| NC | --| NC | --| NC | |___________| ```

Functional Features

• Low dropout voltage allows operation with small input-output differentials.
• Adjustable output voltage provides flexibility for various applications.
• Low quiescent current minimizes power consumption.
• Excellent line and load regulation ensures stable output voltage.

Advantages

• Wide input voltage range enables compatibility with different power sources.
• Adjustable output voltage suits a wide range of applications.
• Low dropout voltage allows efficient power conversion.
• Low quiescent current prolongs battery life in portable devices.
• Small package size saves board space.

Disadvantages

• Limited maximum output current may restrict use in high-power applications.
• Non-standard pin configuration may require additional circuit design considerations.

Working Principles

The MAX709LCSA+T is a linear voltage regulator that provides a stable output voltage regardless of input voltage fluctuations. It operates by comparing the output voltage with a reference voltage and adjusting the pass transistor to maintain the desired output voltage. The dropout voltage is minimized, allowing efficient power conversion even when the input voltage is close to the output voltage.

Detailed Application Field Plans

The MAX709LCSA+T is commonly used in various electronic devices and systems, including:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearable devices benefit from the low quiescent current and adjustable output voltage of the MAX709LCSA+T.
2. Automotive applications: The wide input voltage range and small package size make it suitable for automotive electronics, such as infotainment systems and lighting controls.
3. Industrial equipment: The stability and efficiency of the MAX709LCSA+T make it ideal for powering sensors, actuators, and control circuits in industrial automation systems.

Detailed and Complete Alternative Models

• LM317: A popular adjustable linear voltage regulator with similar characteristics and pin configuration.
• LT1084: High-current adjustable linear voltage regulator with lower dropout voltage.
• ADP3339: Low quiescent current linear voltage regulator with fixed output voltage options.

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