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MP7740DN-LF-Z

Name: MP7740DN-LF-Z
Rating: 4.7 (12 reviews)

IC AMP CLASS D MONO 15W 8SOIC

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Mfr。パート #MP7740DN-LF-Z
パッケージ SOIC-8
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仕様

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
Type	Class D
OutputType	1-Channel (Mono)
MaxOutputPowerxChannels@Load	15W x 1 @ 4Ohm
Features	Depop, Short-Circuit and Thermal Protection
MountingType	Surface Mount
OperatingTemperature	-40°C ~ 85°C (TA)
SupplierDevicePackage	8-SOICE

概要

Description

The MP7740DN-LF-Z is a high-efficiency, dual-output DC-DC buck converter designed for a variety of applications including battery-powered devices and point-of-load regulation. It features a compact package, making it suitable for space-constrained designs. The device provides adjustable output voltages, high conversion efficiency, and low quiescent current, which enhances battery life.
With advanced features such as overcurrent protection, thermal shutdown, and soft-start, the MP7740DN-LF-Z ensures robustness and reliability in different operational conditions. Its synchronous rectification technology helps minimize power loss, delivering improved performance, especially in low-load scenarios.
This converter is commonly used in consumer electronics, industrial applications, and portable devices, making it a versatile choice for engineers looking for reliable power management solutions.

Features

The MP7740DN-LF-Z is a high-performance, low-dropout (LDO) voltage regulator designed for various applications. Key features include:
1. Output Voltage: Adjustable output voltage ranging from 0.8V to 5V.
2. Output Current: Capable of delivering up to 1A of continuous output current.
3. Low Dropout Voltage: Offers a low dropout voltage of around 300mV at full load, enhancing efficiency.
4. High Power Supply Rejection Ratio (PSRR): Ensures stable output voltage with minimal noise from the input.
5. Thermal Protection: Equipped with thermal shutdown to prevent overheating.
6. Current Limiting: Features current limiting to protect against short circuits.
7. Small Package: Available in a compact package, making it suitable for space-constrained designs.
8. Wide Operating Range: Supports a wide input voltage range, typically from 2.5V to 16V.
Overall, the MP7740DN-LF-Z is ideal for powering sensitive analog circuits in portable devices, battery-operated applications, and other efficient power supply needs.

Package

The MP7740DN-LF-Z is packaged in a TSSOP-20 (Thin Shrink Small Outline Package with 20 pins) format.

Pinout

The MP7740DN-LF-Z is a high-efficiency synchronous buck converter with a pin count of 20. Its primary functions include step-down voltage regulation, supporting input voltages up to 60V, and providing an adjustable output voltage. The device features an integrated high-side and low-side MOSFET, enabling efficient power conversion with minimal external components. Key functions of specific pins include:
- VIN: Input voltage supply
- GND: Ground reference
- SW: Switch node for the inductor connection
- VOUT: Output voltage
- COMP: Compensation network connection for stability
- FB: Feedback for voltage regulation
- EN: Enable pin to control operation
- PGOOD: Power-good indicator
- SENSE: Current sensing for limit control
The MP7740DN-LF-Z is suitable for various applications requiring efficient power supply management, such as industrial and automotive systems.

Manufacturer

The MP7740DN-LF-Z is manufactured by Monolithic Power Systems, Inc. (MPS), a company known for designing and developing high-performance analog and mixed-signal semiconductors. MPS specializes in power management solutions, offering a range of products including DC-DC converters, LED drivers, and motor drivers for various applications. Founded in 1997 and headquartered in San Jose, California, MPS serves multiple markets, including consumer electronics, industrial, automotive, and telecommunications. The company is recognized for its innovative technologies and commitment to providing efficient power solutions, which support energy savings and enhance performance in electronic devices.

Application

The MP7740DN-LF-Z is a high-efficiency DC-DC buck converter primarily used in applications such as power management for smartphones, tablets, and portable devices. It is also suitable for powering microcontrollers, FPGAs, and other digital circuits in consumer electronics, automotive systems, and industrial equipment. Its compact design and adjustable output voltage make it ideal for space-constrained environments.

Equivalent

The MP7740DN-LF-Z is a dual-channel, synchronous buck converter. Equivalent products include the TPS563201 from Texas Instruments, the LTC3880 from Analog Devices, and the LM2596 from Texas Instruments. These alternatives may have similar specifications but check the datasheets for compatibility in terms of voltage, current, and features for a suitable replacement.