LM10503SQX/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency voltage regulator - Low dropout voltage - Adjustable output voltage - Overcurrent and thermal protection - Small package size

Package: 8-pin SOIC (Small Outline Integrated Circuit)

Essence: LM10503SQX/NOPB is a power management IC designed for efficient voltage regulation in various electronic devices.

Packaging/Quantity: The LM10503SQX/NOPB is typically sold in reels containing 2500 units per reel.

Specifications

• Input Voltage Range: 2.5V to 6V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 200mV at 500mA
• Maximum Output Current: 1A
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LM10503SQX/NOPB has the following pin configuration:

```

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| | --| Vout Vin|-- --| GND EN |-- --| FB NC |-- |___________| ```

• Vout: Output Voltage
• Vin: Input Voltage
• GND: Ground
• EN: Enable Pin
• FB: Feedback Pin
• NC: No Connection

Functional Features

• High Efficiency: The LM10503SQX/NOPB offers high efficiency voltage regulation, minimizing power loss.
• Adjustable Output Voltage: The output voltage can be adjusted within a wide range, providing flexibility for different applications.
• Overcurrent and Thermal Protection: The IC includes built-in protection mechanisms to prevent damage from overcurrent or excessive heat.
• Small Package Size: The compact 8-pin SOIC package allows for space-saving integration into various electronic devices.

Advantages and Disadvantages

Advantages: - High efficiency operation - Adjustable output voltage - Built-in protection features - Compact package size

Disadvantages: - Limited maximum output current (1A) - Requires external components for proper operation

Working Principles

The LM10503SQX/NOPB is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the feedback voltage (FB) with a reference voltage, adjusting the pass transistor to maintain a stable output voltage. The enable pin (EN) controls the regulator's on/off state.

Detailed Application Field Plans

The LM10503SQX/NOPB can be used in various applications, including but not limited to: - Battery-powered devices - Portable electronics - Industrial control systems - Automotive electronics - Communication equipment

Detailed and Complete Alternative Models

Some alternative models to the LM10503SQX/NOPB include: - LM1117-ADJ - LT1086-ADJ - TPS7A4700-ADJ - ADP3339-ADJ - MAX603-ADJ

These models offer similar functionality and can be considered as alternatives based on specific requirements and preferences.

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