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LM2734XQMKX

Name: LM2734XQMKX
Rating: 4.7 (12 reviews)

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Mfr。パート #LM2734XQMKX
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仕様

Brand	Texas Instruments
Product Type	Switching Voltage Regulators
Subcategory	PMIC - Power Management ICs
Mounting Style	SMD/SMT
Package / Case	SOT-6
Minimum Operating Temperature	- 40 C
Maximum Operating Temperature	+ 125 C
Unit Weight	0.001058 oz
Topology	Buck
Output Voltage	800 mV to 18 V
Output Current	1 A
Number of Outputs	1 Output
Input Voltage - Min	3 V
Input Voltage - Max	20 V
Switching Frequency	1.6 MHz
Type	Step Down

概要

Description

The LM2734XQMKX is a high-efficiency, step-up (boost) DC-DC converter designed for applications requiring increased output voltage from a lower input voltage. It features a wide input voltage range, making it suitable for battery-powered devices and various power management applications. The device is known for its compact design, enabling integration into space-constrained environments.
Key features include a fixed output voltage option, high switching frequency for reduced component size, and integrated soft-start to minimize inrush current. The LM2734XQMKX also incorporates over-voltage protection and thermal shutdown, ensuring reliable operation under varying load conditions.
Ideal for powering LEDs, portable devices, and other electronics, it promotes efficiency and performance, enhancing battery life in mobile applications. Its ease of use and flexibility make it a popular choice for engineers working on power supply designs.

Features

The LM2734XQMKX is a high-performance step-up (boost) DC-DC converter designed for compact applications. Key features include:
1. Wide Input Voltage Range: Operates from 2.5V to 30V, making it suitable for various power sources.
2. Output Voltage Adjustable: Adjustable output voltage up to 34V, allowing flexibility in application requirements.
3. High Efficiency: Achieves efficiencies up to 95%, minimizing power loss and heat generation.
4. Integrated Switch: Includes an internal N-channel MOSFET for reduced component count and board space.
5. Stable Operation: Capable of maintaining stable output under varying loads and conditions.
6. Low Quiescent Current: Designed for low power consumption during standby, enhancing battery life in portable applications.
7. Small Package Size: Available in a compact surface-mount package, facilitating space-constrained designs.
These features make the LM2734XQMKX ideal for battery-powered devices, LED drivers, and power supplies requiring efficient voltage boosting.

Package

The LM2734XQMKX is packaged in a 10-pin MSOP (Micro Small Outline Package) format.

Pinout

The LM2734XQMKX is a step-up (boost) DC-DC converter with a total pin count of 10. Its primary functions include:
1. VIN: Power input for the device.
2. SW: Switch node for connecting to the inductor.
3. GND: Ground reference.
4. COMP: Compensation network connection for stability.
5. FB: Feedback voltage input to regulate output.
6. EN: Enable pin to turn the device on or off.
7. PGND: Power ground for high-current paths.
8. Rset: Resistor connection for setting output voltage.
9. VOUT: Output voltage to the load.
10. SS: Soft-start function to control startup timing.
This device is used for applications requiring higher output voltage than input, making it suitable for battery-powered devices and portable applications.

Manufacturer

The LM2734XQMKX is manufactured by Texas Instruments (TI), a leading American technology company. Texas Instruments specializes in designing and manufacturing semiconductors and various integrated circuits, which are essential for a wide range of electronic devices. Founded in 1930 and headquartered in Dallas, Texas, TI is renowned for its innovations in analog and digital signal processing, microcontrollers, and embedded processing technologies. The company serves multiple markets, including automotive, industrial, consumer electronics, and communications, providing solutions that enhance performance and energy efficiency in electronic applications. TI is also recognized for its commitment to research and development, contributing significantly to advancements in the semiconductor industry.

Application

The LM2734XQMKX is a high-efficiency step-up (boost) DC-DC converter primarily used in applications such as LED drivers, portable devices, power banks, and battery-operated equipment. It is suitable for powering high-voltage loads from low-voltage sources, making it ideal for boosting battery voltage in consumer electronics, automotive applications, and industrial systems.

Equivalent

The LM2734XQMKX is a step-up (boost) converter. Equivalent products include:
1. TPS61030 (Texas Instruments)
2. LT1302 (Analog Devices)
3. MAX757 (Maxim Integrated)
4. MICROCHIP MCP1640
Always verify specifications such as input/output voltage, current ratings, and features before substitution.