MP8719GQ-Z

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

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

Package: QFN (Quad Flat No-Lead)

Essence: The MP8719GQ-Z is a power management IC designed to regulate voltage efficiently in various electronic devices.

Packaging/Quantity: The MP8719GQ-Z is available in tape and reel packaging, with 2500 units per reel.

Specifications

• Input Voltage Range: 2.5V - 6V
• Output Voltage Range: 0.8V - 5.5V
• Maximum Output Current: 3A
• Dropout Voltage: 200mV at 1A
• Quiescent Current: 60µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MP8719GQ-Z has the following pin configuration:

1. VIN: Input voltage pin
2. EN: Enable pin
3. FB: Feedback pin
4. GND: Ground pin
5. SW: Switching node pin
6. VOUT: Output voltage pin

Functional Features

• High Efficiency: The MP8719GQ-Z utilizes advanced switching technology to achieve high efficiency, reducing power loss and maximizing battery life.
• Adjustable Output Voltage: The output voltage can be easily adjusted using an external resistor divider network, providing flexibility for different applications.
• Overcurrent and Thermal Protection: The IC incorporates overcurrent and thermal protection mechanisms to safeguard against excessive current and temperature conditions.
• Wide Input Voltage Range: The MP8719GQ-Z can operate within a wide input voltage range, making it suitable for a variety of power supply designs.
• Small Package Size: The QFN package offers a compact form factor, saving valuable board space in electronic devices.

Advantages and Disadvantages

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

Disadvantages: - Limited maximum output current (3A)

Working Principles

The MP8719GQ-Z is a step-down voltage regulator that converts a higher input voltage to a lower output voltage. It utilizes a switching mechanism to efficiently regulate the output voltage while minimizing power loss. The IC employs a control loop to monitor the output voltage and adjust the duty cycle of the internal switch accordingly. This ensures a stable and accurate output voltage despite variations in input voltage and load conditions.

Detailed Application Field Plans

The MP8719GQ-Z is widely used in various electronic devices that require efficient voltage regulation. Some common application fields include:

1. Mobile Devices: Smartphones, tablets, portable media players
2. IoT Devices: Wearable devices, smart home appliances
3. Automotive Electronics: Infotainment systems, navigation systems
4. Industrial Equipment: Test and measurement instruments, control systems
5. Consumer Electronics: Digital cameras, gaming consoles

Detailed and Complete Alternative Models

1. MP8718GQ-Z: Similar to MP8719GQ-Z but with a lower maximum output current of 2A.
2. MP8720GQ-Z: Similar to MP8719GQ-Z but with a higher maximum output current of 4A.
3. MP8719GR-Z: Similar to MP8719GQ-Z but in a different package (QFN-16).

These alternative models offer similar functionality and characteristics, providing options for different power management requirements.

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