MAX159BCUA+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: High precision, low dropout voltage, small package size
• Package: SOT-23-8
• Essence: The MAX159BCUA+T is a voltage regulator IC designed to provide a stable output voltage with high precision and low dropout voltage.
• Packaging/Quantity: Available in tape and reel packaging, with 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 1.2V to 5.5V
• Output Current: Up to 150mA
• Dropout Voltage: 120mV at 100mA load
• Line Regulation: ±0.02%/V
• Load Regulation: ±0.05%/mA
• Quiescent Current: 40µA (typical)

Pin Configuration

The MAX159BCUA+T has the following pin configuration:

```

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| | --| VOUT IN|-- --| GND EN|-- --| FB BP|-- |___________| ```

• VOUT: Output Voltage
• IN: Input Voltage
• GND: Ground
• EN: Enable Pin
• FB: Feedback Pin
• BP: Bypass Pin

Functional Features

• High precision voltage regulation
• Low dropout voltage for efficient power conversion
• Enable pin for easy on/off control
• Built-in thermal shutdown protection
• Short-circuit and overcurrent protection

Advantages and Disadvantages

Advantages

• High precision output voltage
• Low dropout voltage for efficient power conversion
• Small package size for space-constrained applications
• Enable pin allows easy on/off control

Disadvantages

• Limited output current capacity (up to 150mA)
• Input voltage range is relatively narrow (2.5V to 6.5V)

Working Principles

The MAX159BCUA+T operates as a linear voltage regulator. It takes an input voltage within the specified range and regulates it to provide a stable output voltage. The feedback pin (FB) monitors the output voltage and adjusts the internal circuitry to maintain the desired voltage level. The enable pin (EN) can be used to turn the regulator on or off.

Detailed Application Field Plans

The MAX159BCUA+T is commonly used in various electronic devices that require precise voltage regulation. Some of its application fields include:

1. Battery-powered devices: The low dropout voltage and low quiescent current make it suitable for battery-powered applications, such as portable electronics and IoT devices.
2. Communication systems: The high precision output voltage ensures stable operation of communication modules, such as wireless transceivers and network equipment.
3. Industrial automation: The small package size and thermal shutdown protection make it ideal for use in industrial automation systems, including sensors, actuators, and control circuits.

Detailed and Complete Alternative Models

1. LM1117-ADJ: Adjustable Voltage Regulator, TO-220 package, output current up to 800mA.
2. LT1763-3.3: Fixed 3.3V Voltage Regulator, SOT-223 package, low dropout voltage, output current up to 500mA.
3. ADP3339AKCZ-2.5-R7: Fixed 2.5V Voltage Regulator, SOT-223 package, high accuracy, output current up to 500mA.

These alternative models offer similar functionality and can be considered as substitutes for the MAX159BCUA+T in various applications.

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