MP2009EE-3.3-LF-P

Overview

Product Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output current capability - Thermal shutdown protection - Short circuit current limiting - Wide input voltage range

Package: LF-P (Lead-Free Plastic Package)

Essence: The MP2009EE-3.3-LF-P is a voltage regulator IC designed to provide a stable output voltage of 3.3V with low dropout voltage.

Packaging/Quantity: The MP2009EE-3.3-LF-P is available in a lead-free plastic package and is typically sold in reels or tubes containing multiple units.

Specifications

• Input Voltage Range: 2.5V - 6V
• Output Voltage: 3.3V ± 2%
• Dropout Voltage: 300mV @ 500mA
• Maximum Output Current: 1A
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MP2009EE-3.3-LF-P has the following pin configuration:

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| | --| VIN GND |-- Pin 1: Ground --| VOUT EN |-- Pin 2: Enable --| FB NC |-- Pin 3: No Connection |___________| ```

Functional Features

1. Low Dropout Voltage: The MP2009EE-3.3-LF-P exhibits a low dropout voltage, allowing it to regulate the output voltage even when the input voltage is close to the desired output voltage.

2. High Output Current Capability: With a maximum output current of 1A, this voltage regulator can handle high current loads without significant voltage drop.

3. Thermal Shutdown Protection: The IC incorporates a thermal shutdown feature that protects it from overheating by disabling the output when the temperature exceeds a certain threshold.

4. Short Circuit Current Limiting: In case of a short circuit, the MP2009EE-3.3-LF-P limits the output current to prevent damage to the IC and connected components.

5. Wide Input Voltage Range: This voltage regulator can accept input voltages ranging from 2.5V to 6V, making it suitable for various applications.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient regulation - High output current capability allows for powering demanding loads - Thermal shutdown protection prevents overheating - Short circuit current limiting protects the IC and connected components - Wide input voltage range provides versatility in application

Disadvantages: - Limited output voltage options (fixed at 3.3V) - Not suitable for applications requiring higher output voltages

Working Principles

The MP2009EE-3.3-LF-P operates as a linear voltage regulator. It uses a pass transistor to regulate the output voltage based on the difference between the reference voltage and the feedback voltage. When the input voltage is within the specified range, the IC maintains a stable output voltage of 3.3V by adjusting the pass transistor accordingly.

Detailed Application Field Plans

The MP2009EE-3.3-LF-P finds applications in various fields, including but not limited to: 1. Battery-powered devices 2. Portable electronics 3. Embedded systems 4. Automotive electronics 5. Industrial control systems

Detailed and Complete Alternative Models

1. MP2009EE-5.0-LF-P: Provides a fixed output voltage of 5.0V.
2. MP2009EE-2.5-LF-P: Provides a fixed output voltage of 2.5V.
3. MP2009EE-ADJ-LF-P: Adjustable output voltage version with external resistor configuration.

These alternative models offer different fixed output voltages or adjustable options to cater to specific application requirements.

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