AP1115BY33L-13

Product Overview

Category

AP1115BY33L-13 belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• Compact size
• Low dropout voltage
• High output current capability
• Thermal shutdown protection
• Short circuit protection

Package

The AP1115BY33L-13 comes in a small surface-mount SOT-89 package.

Essence

This voltage regulator provides stable and regulated output voltage, ensuring proper functioning of electronic devices.

Packaging/Quantity

The AP1115BY33L-13 is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Input Voltage Range: 4.2V to 20V
• Output Voltage: 3.3V
• Output Current: Up to 1A
• Dropout Voltage: 0.6V (typical)
• Quiescent Current: 80μA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AP1115BY33L-13 has three pins:

1. VIN (Pin 1): Input voltage pin.
2. GND (Pin 2): Ground reference pin.
3. VOUT (Pin 3): Regulated output voltage pin.

Functional Features

• Voltage Regulation: The AP1115BY33L-13 maintains a constant output voltage despite variations in input voltage and load conditions.
• Low Dropout: It operates efficiently even when the input voltage is close to the desired output voltage.
• Thermal Shutdown Protection: In case of excessive temperature, the device shuts down to prevent damage.
• Short Circuit Protection: It safeguards the circuit by limiting the current during a short circuit event.

Advantages and Disadvantages

Advantages

• Small form factor enables easy integration into compact designs.
• High output current capability allows for powering a wide range of electronic components.
• Thermal shutdown and short circuit protection enhance the reliability and safety of the circuit.

Disadvantages

• Dropout voltage may cause some power loss in low input voltage scenarios.
• Limited output voltage options restrict its use in applications requiring different voltage levels.

Working Principles

The AP1115BY33L-13 utilizes a feedback mechanism to regulate the output voltage. It compares the actual output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output. The device operates by continuously monitoring the input voltage, adjusting the internal pass transistor accordingly, and providing a regulated output voltage.

Detailed Application Field Plans

The AP1115BY33L-13 finds applications in various fields, including:

1. Consumer Electronics: Powering microcontrollers, sensors, and other low-power devices.
2. Automotive: Voltage regulation for automotive electronics, such as infotainment systems and lighting modules.
3. Industrial Automation: Providing stable voltage for control systems, motor drivers, and sensors.
4. Telecommunications: Regulating voltage in communication devices, routers, and modems.
5. Medical Devices: Powering medical instruments and portable healthcare devices.

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications and package type.
2. XC6206P332MR: Another voltage regulator with comparable characteristics and pin configuration.
3. LP2985-33DBVR: An alternative model offering low dropout voltage and high output current.

These alternative models can be considered based on specific application requirements and availability.

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