規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Function | Step-Up |
| Output Configuration | Positive |
| Topology | Boost |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 1.9V |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output (Min/Fixed) | 2.5V |
| Voltage - Output (Max) | 5.5V |
| Current - Output | 5.5A |
| Frequency - Switching | 600kHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
概述
Description
The MP3421GG-Z is a high-performance, step-up (boost) converter designed by Monolithic Power Systems. It is primarily used to increase the voltage from a lower voltage power source to a higher voltage level, making it suitable for applications that require voltage boosting while maintaining efficiency. This device operates with a wide input voltage range and provides a stable output, which makes it ideal for battery-powered devices, LED drivers, or other portable electronics.
Key features of the MP3421GG-Z include high efficiency, due to its synchronous rectification and low quiescent current, and the ability to deliver high output current. The converter is equipped with integrated power MOSFETs, which help minimize board space and external component count. Additionally, it offers various protection features such as over-current protection, thermal shutdown, and over-voltage protection to ensure reliability and safety in diverse operating conditions.
Overall, the MP3421GG-Z is a versatile and efficient solution for boosting power levels in compact electronic systems.
Key features of the MP3421GG-Z include high efficiency, due to its synchronous rectification and low quiescent current, and the ability to deliver high output current. The converter is equipped with integrated power MOSFETs, which help minimize board space and external component count. Additionally, it offers various protection features such as over-current protection, thermal shutdown, and over-voltage protection to ensure reliability and safety in diverse operating conditions.
Overall, the MP3421GG-Z is a versatile and efficient solution for boosting power levels in compact electronic systems.
Equivalent
The MP3421GG-Z is a boost converter IC by Monolithic Power Systems. Equivalent products with similar functionality and specifications might include:
1. Texas Instruments TPS61032
2. Analog Devices LT1613
3. Maxim Integrated MAX1703
4. ON Semiconductor NCP1403
These alternatives offer similar voltage boosting capabilities and are suitable for portable and battery-powered applications. Always check the specific electrical characteristics and pin configurations to ensure compatibility with your application.
1. Texas Instruments TPS61032
2. Analog Devices LT1613
3. Maxim Integrated MAX1703
4. ON Semiconductor NCP1403
These alternatives offer similar voltage boosting capabilities and are suitable for portable and battery-powered applications. Always check the specific electrical characteristics and pin configurations to ensure compatibility with your application.
Features
The MP3421GG-Z is a high-performance, boost converter IC designed by Monolithic Power Systems. Key features include:
1. Input Voltage Range: It supports a wide input voltage range, typically from 2.7V to 5.5V, making it suitable for various battery-powered applications.
2. Output Voltage: The device can be configured to deliver an adjustable output voltage up to 28V, providing flexibility for different system requirements.
3. Efficiency: The converter offers high efficiency, which is crucial for prolonging battery life in portable devices.
4. Current Capability: It can drive loads up to 2A, depending on the input voltage and output voltage settings.
5. Switching Frequency: The MP3421GG-Z operates at a fixed switching frequency, often around 1.2MHz, which helps in minimizing the size of external components.
6. Protection Features: It includes various protection mechanisms such as over-current protection, short-circuit protection, and thermal shutdown to enhance reliability and safety.
7. Package: The device is available in a compact, thermally efficient package, suitable for space-constrained applications.
These features make the MP3421GG-Z ideal for applications like battery-powered devices, LED drivers, and portable electronics.
1. Input Voltage Range: It supports a wide input voltage range, typically from 2.7V to 5.5V, making it suitable for various battery-powered applications.
2. Output Voltage: The device can be configured to deliver an adjustable output voltage up to 28V, providing flexibility for different system requirements.
3. Efficiency: The converter offers high efficiency, which is crucial for prolonging battery life in portable devices.
4. Current Capability: It can drive loads up to 2A, depending on the input voltage and output voltage settings.
5. Switching Frequency: The MP3421GG-Z operates at a fixed switching frequency, often around 1.2MHz, which helps in minimizing the size of external components.
6. Protection Features: It includes various protection mechanisms such as over-current protection, short-circuit protection, and thermal shutdown to enhance reliability and safety.
7. Package: The device is available in a compact, thermally efficient package, suitable for space-constrained applications.
These features make the MP3421GG-Z ideal for applications like battery-powered devices, LED drivers, and portable electronics.
Pinout
The MP3421GG-Z is a boost converter IC designed by Monolithic Power Systems. It comes in a TSOT23-6 package, which indicates that it has 6 pins. Here is a brief overview of its pin functions:
1. SW (Pin 1): This is the switch pin, which connects to the inductor and the rectifying diode.
2. GND (Pin 2): The ground pin, which is the return path for the input and output currents.
3. FB (Pin 3): The feedback pin, which is used to regulate the output voltage by connecting to a resistor divider from the output.
4. EN (Pin 4): The enable pin, which turns the device on or off. A high level enables the device, while a low level disables it.
5. VIN (Pin 5): This is the input voltage pin, which supplies power to the device.
6. COMP (Pin 6): The compensation pin, used to stabilize the control loop with an external capacitor and resistor.
This IC is commonly used for applications requiring a boost in voltage from a lower input voltage source.
1. SW (Pin 1): This is the switch pin, which connects to the inductor and the rectifying diode.
2. GND (Pin 2): The ground pin, which is the return path for the input and output currents.
3. FB (Pin 3): The feedback pin, which is used to regulate the output voltage by connecting to a resistor divider from the output.
4. EN (Pin 4): The enable pin, which turns the device on or off. A high level enables the device, while a low level disables it.
5. VIN (Pin 5): This is the input voltage pin, which supplies power to the device.
6. COMP (Pin 6): The compensation pin, used to stabilize the control loop with an external capacitor and resistor.
This IC is commonly used for applications requiring a boost in voltage from a lower input voltage source.
Manufacturer
The MP3421GG-Z is manufactured by Monolithic Power Systems (MPS). MPS is a semiconductor company that specializes in designing, developing, and marketing high-performance analog and mixed-signal integrated circuits (ICs). Founded in 1997 and headquartered in Kirkland, Washington, MPS serves a diverse range of markets, including industrial, automotive, consumer electronics, telecommunications, and computing. The company focuses on providing efficient power management solutions and offers products such as DC/DC converters, LED drivers, battery management ICs, and other power-related components. MPS is recognized for its innovative approaches to power efficiency and its commitment to reducing overall energy consumption in electronic systems.
Application
The MP3421GG-Z is a high-efficiency, boost converter IC commonly used in applications requiring step-up voltage conversion. Key application areas include battery-powered devices, portable electronics, and power management systems. It is ideal for boosting low battery voltages to higher stable levels, suitable for LED drivers, wearable devices, smartphones, and other consumer electronics. Additionally, it may be used in industrial systems requiring efficient power conversion and voltage regulation to extend battery life and improve overall energy efficiency.
Package
The MP3421GG-Z is a boost converter IC typically packaged in a TSSOP-16 (Thin Shrink Small Outline Package) with exposed pad for enhanced thermal performance.
