MP2108DQ-LF-Z

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency voltage regulator - Low dropout voltage - Small package size - Wide input voltage range - Adjustable output voltage - Overcurrent and thermal protection

Package: QFN-16

Essence: The MP2108DQ-LF-Z is a power management IC designed to regulate voltage efficiently with low dropout. It is commonly used in various electronic devices to provide stable power supply.

Packaging/Quantity: The MP2108DQ-LF-Z is typically sold in reels containing 2500 units per reel.

Specifications

• Input Voltage Range: 2.5V - 6V
• Output Voltage Range: 0.8V - 5V
• Maximum Output Current: 1A
• Dropout Voltage: 200mV at 1A
• Quiescent Current: 100μA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MP2108DQ-LF-Z has a total of 16 pins, which are assigned specific functions as follows:

1. VIN: Input voltage pin
2. EN: Enable pin
3. FB: Feedback pin
4. GND: Ground pin
5. SW: Switching node pin
6. PGND: Power ground pin
7. PGND: Power ground pin
8. PGND: Power ground pin
9. PGND: Power ground pin
10. VOUT: Output voltage pin
11. VOUT: Output voltage pin
12. VOUT: Output voltage pin
13. VOUT: Output voltage pin
14. NC: No connection
15. NC: No connection
16. NC: No connection

Functional Features

• High efficiency voltage regulation
• Adjustable output voltage through external resistors
• Overcurrent protection to prevent damage to the IC and connected devices
• Thermal protection to prevent overheating
• Low dropout voltage for improved efficiency
• Wide input voltage range for versatility in different applications

Advantages and Disadvantages

Advantages: - High efficiency operation - Small package size - Wide input voltage range - Adjustable output voltage - Overcurrent and thermal protection

Disadvantages: - Limited maximum output current (1A) - Dropout voltage may affect performance in low voltage applications

Working Principles

The MP2108DQ-LF-Z operates as a step-down voltage regulator. It takes an input voltage within the specified range and converts it to a lower, regulated output voltage. The feedback pin (FB) allows for adjustable output voltage by connecting external resistors. The IC also incorporates overcurrent and thermal protection mechanisms to ensure safe operation.

Detailed Application Field Plans

The MP2108DQ-LF-Z is widely used in various electronic devices that require stable power supply with high efficiency. Some common application fields include: - Portable electronic devices - Battery-powered devices - IoT devices - Consumer electronics - Industrial equipment

Detailed and Complete Alternative Models

1. MP2109DQ-LF-Z: Similar specifications and features, but with higher maximum output current (2A).
2. MP2110DQ-LF-Z: Similar specifications and features, but with adjustable output voltage via I2C interface.
3. MP2111DQ-LF-Z: Similar specifications and features, but with integrated power sequencing capability.

These alternative models provide options with slightly different capabilities while maintaining similar functionality to the MP2108DQ-LF-Z.

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