LM3501TLX-16/NOPB

Product Overview

Category: Integrated Circuits (ICs)

Use: Voltage Regulator

Characteristics: - Low Dropout Voltage - Adjustable Output Voltage - Current Limit Protection - Thermal Shutdown Protection

Package: SOT-23-5

Essence: The LM3501TLX-16/NOPB is a voltage regulator IC that provides a stable output voltage with low dropout. It is commonly used in various electronic devices to regulate and control the voltage levels.

Packaging/Quantity: The LM3501TLX-16/NOPB is available in a SOT-23-5 package, which is a small surface-mount package. It is typically sold in reels or tubes containing multiple units.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 1.2V to 3.6V
• Dropout Voltage: 200mV at 100mA
• Maximum Output Current: 100mA
• Quiescent Current: 50µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LM3501TLX-16/NOPB has a total of five pins:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin (active high)
4. FB: Feedback pin for setting the output voltage
5. VOUT: Output voltage pin

Functional Features

• Low dropout voltage ensures efficient regulation even when the input voltage is close to the desired output voltage.
• Adjustable output voltage allows flexibility in meeting different system requirements.
• Current limit protection prevents excessive current flow, protecting the IC and the connected components.
• Thermal shutdown protection safeguards against overheating, enhancing the reliability of the device.

Advantages and Disadvantages

Advantages: - Low dropout voltage enables efficient power conversion. - Adjustable output voltage provides versatility in various applications. - Current limit and thermal shutdown protection enhance device reliability.

Disadvantages: - Limited maximum output current of 100mA may not be suitable for high-power applications. - SOT-23-5 package may require surface-mount soldering expertise.

Working Principles

The LM3501TLX-16/NOPB operates as a linear voltage regulator. It regulates the output voltage by maintaining a constant voltage drop between the input and output pins. The feedback pin (FB) is used to set the desired output voltage, which is compared with an internal reference voltage. The IC adjusts its internal circuitry to maintain the output voltage at the desired level, even when the input voltage or load conditions change.

Detailed Application Field Plans

The LM3501TLX-16/NOPB can be used in various applications, including but not limited to: - Battery-powered devices - Portable electronic devices - IoT devices - Wearable devices - Embedded systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LM3501TLX-16/NOPB include: - LM317: Adjustable Voltage Regulator - LT1763: Low Dropout Linear Regulator - TPS7A47: Ultra-Low Noise LDO Regulator - MCP1700: Low Quiescent Current LDO Regulator

These alternative models provide different specifications and features, allowing designers to choose the most suitable option for their specific application requirements.

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