規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 2.5V |
| Voltage - Input (Max) | 6V |
| Voltage - Output (Min/Fixed) | 0.6V |
| Voltage - Output (Max) | 6V |
| Current - Output | 1A |
| Frequency - Switching | 1.5MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
概述
Description
The MP2158GQH-Z is a high-efficiency, monolithic step-down switch-mode converter. Designed by Monolithic Power Systems (MPS), it features an integrated MOSFET, allowing for a compact design with minimal external components. This device operates with a wide input voltage range, making it suitable for a variety of applications, including consumer electronics, industrial equipment, and automotive systems.
Key features of the MP2158GQH-Z include high efficiency, low dropout operation, and a fast transient response. It supports a continuous output current and provides excellent line and load regulation. The device also incorporates protection features such as over-current protection (OCP), under-voltage lockout (UVLO), and thermal shutdown to ensure robust and reliable operation.
The MP2158GQH-Z is available in a compact QFN package, which supports high-density circuit board designs. Its ease of use and reliable performance make it an ideal choice for designers seeking to implement efficient power management solutions in various electronic systems.
Key features of the MP2158GQH-Z include high efficiency, low dropout operation, and a fast transient response. It supports a continuous output current and provides excellent line and load regulation. The device also incorporates protection features such as over-current protection (OCP), under-voltage lockout (UVLO), and thermal shutdown to ensure robust and reliable operation.
The MP2158GQH-Z is available in a compact QFN package, which supports high-density circuit board designs. Its ease of use and reliable performance make it an ideal choice for designers seeking to implement efficient power management solutions in various electronic systems.
Equivalent
The MP2158GQH-Z is a synchronous step-down DC-DC converter. Equivalent products are typically from other manufacturers with similar specifications. Some alternatives include the TPS62172 from Texas Instruments, the LM3671 from Texas Instruments, the LTC3600 from Analog Devices, and the SY8008 from Silergy. Always check specific electrical characteristics like input voltage range, output current, and switching frequency to ensure compatibility.
Features
The MP2158GQH-Z is a high-efficiency, step-down, synchronous buck converter designed for applications requiring compact size and high power density. Key features include:
1. Wide Input Voltage Range: It operates from a 2.5V to 6V input, making it suitable for various power sources, including batteries.
2. Output Current: Capable of delivering up to 1.2A output current.
3. High Efficiency: Achieves up to 95% efficiency, optimizing power usage and reducing heat generation.
4. Adjustable Output Voltage: Output voltage can be set from 0.6V to input voltage, providing flexibility for different applications.
5. Fixed Switching Frequency: Features a 2MHz switching frequency for reduced output voltage ripple and smaller external components.
6. Compact Package: Available in a small QFN-7 (2mm x 3mm) package, ideal for space-constrained applications.
7. Protection Features: Includes over-current protection (OCP), short-circuit protection (SCP), under-voltage lockout (UVLO), and thermal shutdown to ensure safe operation.
These features make the MP2158GQH-Z suitable for portable devices, battery-powered equipment, and other consumer electronics that require efficient voltage regulation in a compact form factor.
1. Wide Input Voltage Range: It operates from a 2.5V to 6V input, making it suitable for various power sources, including batteries.
2. Output Current: Capable of delivering up to 1.2A output current.
3. High Efficiency: Achieves up to 95% efficiency, optimizing power usage and reducing heat generation.
4. Adjustable Output Voltage: Output voltage can be set from 0.6V to input voltage, providing flexibility for different applications.
5. Fixed Switching Frequency: Features a 2MHz switching frequency for reduced output voltage ripple and smaller external components.
6. Compact Package: Available in a small QFN-7 (2mm x 3mm) package, ideal for space-constrained applications.
7. Protection Features: Includes over-current protection (OCP), short-circuit protection (SCP), under-voltage lockout (UVLO), and thermal shutdown to ensure safe operation.
These features make the MP2158GQH-Z suitable for portable devices, battery-powered equipment, and other consumer electronics that require efficient voltage regulation in a compact form factor.
Pinout
The MP2158GQH-Z is a high-efficiency, synchronous, step-down switch mode converter. It typically comes in a small QFN package, which includes 8 pins. The primary functions of the MP2158GQH-Z are to step down a higher input voltage to a lower output voltage efficiently and provide a stable power supply for various applications.
Here is a brief overview of the pin functions:
1. VIN: Input voltage supply.
2. SW: Switch node connected to the inductor.
3. GND: Ground connection.
4. FB: Feedback input for output voltage regulation.
5. EN: Enable input to turn the converter on or off.
6. BST: Bootstrap input for driving the high-side switch.
7. SS: Soft-start control.
8. PGOOD: Power good indicator.
These pins work together to ensure efficient power conversion and regulation suitable for applications such as battery-powered devices, portable instruments, and other electronic equipment requiring a reliable step-down voltage regulator.
Here is a brief overview of the pin functions:
1. VIN: Input voltage supply.
2. SW: Switch node connected to the inductor.
3. GND: Ground connection.
4. FB: Feedback input for output voltage regulation.
5. EN: Enable input to turn the converter on or off.
6. BST: Bootstrap input for driving the high-side switch.
7. SS: Soft-start control.
8. PGOOD: Power good indicator.
These pins work together to ensure efficient power conversion and regulation suitable for applications such as battery-powered devices, portable instruments, and other electronic equipment requiring a reliable step-down voltage regulator.
Manufacturer
The MP2158GQH-Z is a product manufactured by Monolithic Power Systems, Inc. (MPS). MPS is a company that specializes in the design, development, and marketing of high-performance analog and mixed-signal semiconductors. The company focuses on providing innovative solutions in power management, motion control, and other applications. MPS serves a wide range of markets, including automotive, industrial, consumer electronics, computing, and telecommunications. Known for their efficient and reliable products, MPS aims to enhance energy efficiency and minimize energy consumption in electronic systems.
Application
The MP2158GQH-Z is a high-efficiency, step-down, switching regulator designed for various applications. It is suitable for use in portable devices, battery-powered equipment, and other consumer electronics due to its compact size and low power consumption. Additionally, it is ideal for point-of-load power supplies, networking equipment, and industrial applications that require efficient voltage regulation and small form factors. The device's ability to deliver consistent output with high efficiency makes it versatile for use in modern electronic devices where space and power efficiency are critical.
Package
The MP2158GQH-Z is a DC-DC step-down converter, and its package type is a QFN (Quad Flat No-leads), which is commonly used for integrated circuits that require a compact and thermally efficient design.
