MP3910AGS

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PEAK CURRENT MODE BOOST PWM CONT

  • FabricanteMonolithic Power Systems Inc.

  • Peça do Fabricante #MP3910AGS

  • Pacote SOIC-8

  • Em Estoque2959

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Especificações

Atributo Valor
Package Tube
ProductStatus Active
OutputType PWM Signal
Function Step-Up
OutputConfiguration Positive
Topology Boost
NumberofOutputs 1
OutputPhases 1
Voltage-Supply(Vcc/Vdd) 9V ~ 14V
Frequency-Switching 30kHz ~ 400kHz
DutyCycle(Max) 95%
SynchronousRectifier No
ClockSync No
ControlFeatures Current Limit, Frequency Control, Soft Start
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Visão Geral

Description

The MP3910AGS is a high-performance DC-DC step-up (boost) converter designed for various electronic applications requiring an increase in voltage from a lower voltage supply. It is part of the Monolithic Power Systems (MPS) product line, known for its efficiency and reliability. The MP3910AGS operates with a wide input voltage range and delivers an adjustable output voltage, making it versatile for use in battery-powered devices, LCD bias supplies, and other applications requiring boosted voltage.
Key features of the MP3910AGS include high efficiency, low quiescent current, and the ability to drive large loads with minimal external components, which simplifies the overall design. It often comes equipped with protection features such as over-current protection, thermal shutdown, and under-voltage lockout to enhance safety and performance.
This converter is available in compact packaging, making it suitable for space-constrained applications. Its ease of integration and robust performance characteristics make the MP3910AGS a popular choice among engineers and designers looking for reliable voltage-boosting solutions.

Equivalent

The MP3910AGS is a step-up (boost) converter IC. To find equivalent products, consider similar step-up converter ICs with comparable specifications (voltage and current ratings). Possible equivalents include the LM2588 from Texas Instruments, LT1370 from Analog Devices (formerly Linear Technology), and the MAX1771 from Maxim Integrated. Always ensure that the specifications such as input/output voltage range, output current, and switching frequency match your requirements when choosing an equivalent.

Features

The MP3910AGS is a versatile, high-performance step-up (boost) converter designed for a wide range of applications. Key features of the MP3910AGS include:
1. Wide Input Voltage Range: It supports an input voltage range from 2.5V to 26V, making it suitable for various power sources.

2. High Efficiency: The device is designed to deliver high efficiency, which is crucial for reducing power loss and extending battery life in portable applications.
3. Adjustable Output: It can provide an adjustable output voltage, allowing flexibility to meet specific requirements of different applications.
4. Integrated Power MOSFET: The MP3910AGS includes an integrated power MOSFET to enhance efficiency and simplify the design by reducing the need for external components.
5. Protection Features: It includes several protection mechanisms such as over-current protection (OCP), over-voltage protection (OVP), and thermal shutdown to ensure robust operation under various conditions.
6. Compact Package: Available in a compact SOIC package, making it ideal for space-constrained applications.
This combination of features makes the MP3910AGS suitable for use in battery-powered devices, portable electronics, and other applications requiring efficient power conversion.

Pinout

The MP3910AGS is a high-voltage analog controller IC designed for use in DC-DC converter applications. It is typically used in step-up (boost) configurations but can also be adapted for other topologies. The MP3910AGS comes in a 10-pin MSOP-10 package.
Here is a brief description of its pin functions:
1. VIN: Input voltage supply pin.
2. VCC: Internal LDO output pin, usually connected to an external capacitor.
3. EN: Enable pin for turning the device on or off.
4. COMP: Compensation pin for stability, connected to an external RC network.
5. FB: Feedback pin for voltage regulation, connected to the output via a resistor divider.
6. SYNC: Synchronization pin for setting the switching frequency.
7. RT: Timing resistor pin for setting the switching frequency.
8. CS: Current sense input pin, usually connected to the inductor's current sensing resistor.
9. GATE: Gate driver output for controlling the external MOSFET.
10. GND: Ground pin for circuit reference.
These pins support the IC's functionality in managing power conversion with efficiency and reliability.

Manufacturer

The MP3910AGS is manufactured by Monolithic Power Systems (MPS). MPS is a semiconductor company that specializes in designing and manufacturing analog and mixed-signal integrated circuits. Their products are widely used in various applications including automotive, industrial, telecom, cloud computing, and consumer electronics. MPS is known for providing high-performance power solutions and maintaining a focus on energy efficiency and innovative design.

Application

The MP3910AGS is a versatile DC-DC converter with a wide range of application areas, including:
1. Telecommunications Equipment: Used for powering base stations and network infrastructure.
2. Industrial Power Supplies: Suitable for process control, automation, and other industrial systems.
3. Consumer Electronics: Used in devices requiring efficient power management, like TVs and gaming consoles.
4. Automotive Electronics: For in-vehicle power systems and infotainment.
5. LED Lighting: Provides stable power for LED drivers.
6. Battery-Powered Devices: Ensures efficient power conversion in portable electronics.
7. Medical Devices: Used in equipment requiring precise power regulation.
Its flexibility in handling different input voltages and loads makes it useful across these varied sectors.

Package

The MP3910AGS is typically housed in an SOIC-8 (Small Outline Integrated Circuit with 8 pins) package. This type of package is commonly used for surface-mounted devices in electronic circuits, facilitating ease of installation on printed circuit boards (PCBs).

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