LM2734YMK/NOPB

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LM2734YMK/NOPB

LM2734 3V TO 20V INPUT, 1A STEP-

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Spezifikationen

Package Bulk
ProductStatus Active
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 1
Voltage-Input(Min) 3V
Voltage-Input(Max) 20V
Voltage-Output(Min/Fixed) 0.8V
Voltage-Output(Max) 18V
Current-Output 1A
Frequency-Switching 550kHz
SynchronousRectifier No
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case SOT-23-6 Thin, TSOT-23-6

Übersicht

Description

The LM2734YMK/NOPB is a high-frequency, step-down DC-DC converter from Texas Instruments, designed to efficiently convert a higher input voltage to a lower output voltage. It is part of the LM2734 series, known for its compact size and high efficiency. The device operates with a wide input voltage range typically from 3.0V to 20V and delivers output currents up to 1A. It features a fixed switching frequency of 1.6 MHz, which allows the use of small-sized external components and contributes to a compact overall solution size. The device is packaged in a small SOT-23-5 package, making it suitable for space-constrained applications.
Key features include a low shutdown current, an adjustable output voltage, internal compensation, and a high switching frequency for reduced output ripple and smaller external components. Additionally, it incorporates protection features such as thermal shutdown and current limiting to enhance reliability. The LM2734YMK/NOPB is commonly used in applications such as distributed power systems, portable equipment, battery-powered devices, and point-of-load regulation.

Features

The LM2734YMK/NOPB is a high-frequency, step-down DC-DC converter. Key features include:
1. Input Voltage Range: Supports a wide input voltage from 3.0V to 20V, making it versatile for various applications.
2. Output Current: Capable of delivering up to 1A of output current.
3. Switching Frequency: Operates at a high frequency of 3 MHz, allowing for the use of small external components and compact circuit designs.
4. Efficiency: Offers high efficiency, which is crucial for battery-powered applications and minimizing heat generation.
5. Soft-Start Capability: Includes an internal soft-start function to reduce inrush current during startup.
6. Protection Features: Equipped with over-current protection and thermal shutdown to enhance reliability and safety.
7. Package: Comes in a compact SOT-23-5 package, suitable for space-constrained designs.
8. Stability and Performance: Designed to provide excellent transient response and stable performance across varying load conditions.
These features make the LM2734YMK/NOPB suitable for applications such as point-of-load power supplies, distributed power systems, and other areas requiring efficient step-down voltage conversion.

Package

The LM2734YMK/NOPB is housed in a SOT-23-5 package. This compact surface-mount package is commonly used for small, space-constrained applications, providing an efficient form factor for the switching regulator.

Pinout

The LM2734YMK/NOPB is a step-down DC-DC converter. It is available in a 6-pin SOT-23 package. Here is a brief overview of the pin functions:
1. SW (Switch Node): Connects to the inductor and is the switching output.
2. GND (Ground): Ground reference for the circuit.
3. FB (Feedback): Input for feedback voltage to regulate the output voltage.
4. VIN (Input Voltage): Supplies power to the device.
5. EN (Enable): Controls the on/off state of the converter.
6. BST (Boost): Provides a bootstrap voltage for driving the high-side switch.
This device is commonly used for converting higher DC input voltages to lower DC output voltages efficiently in applications where space and power efficiency are important.

Manufacturer

The LM2734YMK/NOPB is manufactured by Texas Instruments. Texas Instruments (TI) is a global semiconductor company that designs and produces a wide range of analog and embedded processing chips. These chips are used in various applications across multiple industries, including automotive, industrial, personal electronics, and communications equipment. TI is known for its innovation in semiconductor technology and offers a broad portfolio of products that support power management, data conversion, signal conditioning, and microcontrollers, among other functions.

Application

The LM2734YMK/NOPB is a step-down DC-DC converter used in various applications, including power management in portable devices, distributed power systems, and point-of-load conversions. It is ideal for applications requiring efficient voltage regulation, such as powering processors, FPGAs, DSPs, and other digital systems. Additionally, its small size and high efficiency make it suitable for use in battery-powered equipment, automotive systems, and industrial controls.

Equivalent

The LM2734YMK/NOPB is a step-down DC-DC converter from Texas Instruments. Equivalent products include the MIC2288 from Microchip Technology, the LT1936 from Analog Devices, and the MP1584 from Monolithic Power Systems. These alternatives provide similar functionality, including high-efficiency step-down conversion for low-power applications. Always check the specific requirements and datasheets to ensure compatibility with your application.

Versand

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UPS: Versandkosten reichen von $25-$45 (0.5kg), mit einer geschätzten Lieferzeit von 3-7 Werktagen.

TNT: Versandkosten reichen von $25-$65 (0.5kg), mit einer geschätzten Lieferzeit von 3-7 Werktagen.

EMS: Versandkosten reichen von $30-$50 (0.5kg), mit einer geschätzten Lieferzeit von 7-15 Werktagen.

Registrierte Luftpost: Versandkosten sind $ 2- $ 4 (0,1 kg), mit einer geschätzten Lieferzeit von 5-20 Werktagen.

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