AS1352V-T

Product Overview

Category

AS1352V-T belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for voltage regulation and power management.

Characteristics

• AS1352V-T is a low dropout linear regulator.
• It provides a stable output voltage even when the input voltage is slightly lower than the desired output voltage.
• The device operates with low quiescent current, making it suitable for battery-powered applications.
• It offers excellent line and load regulation, ensuring consistent performance across varying conditions.

Package

AS1352V-T is available in a small surface-mount package, typically a SOT-23-5 or similar.

Essence

The essence of AS1352V-T lies in its ability to regulate voltage efficiently and reliably, ensuring proper functioning of electronic devices.

Packaging/Quantity

AS1352V-T is usually packaged in reels or tubes, with quantities varying depending on the manufacturer's specifications. Typical quantities range from a few hundred to several thousand units per package.

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.0V
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 50µA (typical)
• Load Regulation: ±0.5% (typical)
• Line Regulation: ±0.3% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

AS1352V-T typically has five pins arranged as follows:

```

---

| | --| VIN GND |-- Pin 1: Input Voltage (VIN) / Ground (GND) --| VOUT EN |-- Pin 2: Output Voltage (VOUT) / Enable (EN) --| NC NC |-- Pin 3: Not Connected (NC) --| NC NC |-- Pin 4: Not Connected (NC) --| NC NC |-- Pin 5: Not Connected (NC) |___________| ```

Functional Features

• Low dropout voltage ensures stable output even with low input voltage.
• Excellent line and load regulation for consistent performance.
• Low quiescent current extends battery life in portable devices.
• Thermal shutdown protection prevents damage due to excessive heat.
• Short-circuit current limit protects the device and connected components.

Advantages and Disadvantages

Advantages

• Reliable voltage regulation for electronic devices.
• Low dropout voltage enables operation with lower input voltages.
• Compact package size suitable for space-constrained applications.
• Wide operating temperature range allows usage in various environments.

Disadvantages

• Limited output current capability compared to other types of regulators.
• Higher cost compared to non-linear voltage regulators.
• Requires external capacitors for stability, adding complexity to the design.

Working Principles

AS1352V-T operates as a linear regulator, maintaining a constant output voltage regardless of variations in the input voltage or load conditions. It achieves this by using a pass transistor that adjusts its resistance to regulate the output voltage. The device continuously monitors the output voltage and adjusts the pass transistor accordingly to maintain the desired voltage level.

Detailed Application Field Plans

AS1352V-T finds applications in various electronic devices where stable voltage regulation is crucial. Some common application fields include:

1. Mobile Devices: Smartphones, tablets, and portable media players benefit from the low dropout voltage and low quiescent current of AS1352V-T, ensuring efficient power management and extended battery life.

2. IoT Devices: Internet of Things (IoT) devices often operate on low power and require reliable voltage regulation. AS1352V-T can be used in sensors, wearables, and other IoT devices to ensure stable operation.

3. Automotive Electronics: AS1352V-T's wide operating temperature range makes it suitable for automotive applications. It can be used in infotainment systems, lighting controls, and other electronic components in vehicles.

4. Industrial Equipment: AS1352V-T is utilized in various industrial equipment such as control systems, measurement devices, and power supplies, where precise voltage regulation is essential for reliable operation.

Detailed and Complete Alternative Models

1. LM1117: A popular linear regulator with similar specifications and package options.
2. MCP1700: Low dropout voltage regulator available in various package sizes.
3. TPS7A47: High-performance linear regulator with advanced features like adjustable output voltage and low noise.

These alternative models offer similar functionality and can be considered as substitutes for AS1352V-T based on specific requirements.

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