LM10503SQE/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 small outline integrated circuit (SOIC)

Essence: LM10503SQE/NOPB is a power management IC designed to regulate voltage efficiently with low dropout. It provides adjustable output voltage, overcurrent protection, and thermal protection in a compact package.

Packaging/Quantity: The LM10503SQE/NOPB is available in tape and reel packaging with a quantity of 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
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LM10503SQE/NOPB has the following pin configuration:

```

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| | --| VOUT | --| GND | --| FB | --| EN | --| VIN | --| NC | --| NC | |___________| ```

Functional Features

1. High Efficiency: The LM10503SQE/NOPB offers high efficiency voltage regulation, minimizing power loss and maximizing battery life.
2. Adjustable Output Voltage: The output voltage can be adjusted within a specified range, providing flexibility for various applications.
3. Overcurrent Protection: The IC incorporates overcurrent protection, preventing damage to the device and connected components in case of excessive current flow.
4. Thermal Protection: The LM10503SQE/NOPB includes thermal protection, which safeguards the IC from overheating and ensures reliable operation.
5. Compact Package: With its small outline integrated circuit package, the LM10503SQE/NOPB saves space in electronic designs.

Advantages

• High efficiency voltage regulation
• Adjustable output voltage for versatility
• Overcurrent and thermal protection enhance reliability
• Compact package size allows for space-saving designs

Disadvantages

• Limited input voltage range (2.5V to 6V)
• Dropout voltage of 200mV may affect certain low-power applications

Working Principles

The LM10503SQE/NOPB operates as a voltage regulator by comparing the output voltage with a reference voltage. It adjusts the internal circuitry to maintain a stable output voltage, compensating for changes in load and input voltage.

Application Field Plans

The LM10503SQE/NOPB is suitable for various applications, including but not limited to: 1. Battery-powered devices 2. Portable electronics 3. IoT devices 4. Automotive systems 5. Industrial equipment

Alternative Models

1. LM1117-ADJ: Adjustable voltage regulator with similar features and package size.
2. LT1763-ADJ: Low dropout voltage regulator offering adjustable output voltage.
3. TPS7A4700: High-performance voltage regulator with overcurrent and thermal protection.

These alternative models provide similar functionality and can be considered based on specific application requirements.

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