LM20343MHE

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LM20343MHE

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  • 製造商部分 #LM20343MHE

  • 有存貨2214

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規格

屬性 價值
Package/Case TSSOP-EP-20
MinimumOperatingTemperature - 40 C
MaximumOperatingTemperature + 125 C
Brand Texas Instruments
ProductType Switching Voltage Regulators
Subcategory PMIC - Power Management ICs
MountingStyle SMD/SMT
Topology Buck
OutputVoltage 788 mV to 812 mV
OutputCurrent 3 A
NumberofOutputs 1 Output
InputVoltage-Min 4.5 V
InputVoltage-Max 36 V
SwitchingFrequency 250 kHz to 1 MHz
Type Step Down
Height 0.9 mm
Length 6.5 mm
Width 4.4 mm

概述

Description

LM20343MHE is a high-performance, integrated power management IC designed for battery-powered applications, particularly in portable devices. It features a highly efficient buck converter that steps down voltage from a higher level to a lower one, optimizing energy consumption and extending battery life. The device supports multiple output voltages and has adjustable settings for enhanced flexibility in various applications.
Key features include low quiescent current, which helps minimize power drain during idle periods, and a wide input voltage range to accommodate different battery types. The LM20343MHE also includes built-in protection mechanisms, such as thermal shutdown and over-current protection, ensuring reliable operation in diverse environments.
Additionally, its compact package design aids in space-constrained applications, making it suitable for smartphones, wearables, and IoT devices. Overall, the LM20343MHE is an efficient solution for modern electronic designs that demand high performance and energy efficiency.

Equivalent

The LM20343MHE chip is a high-efficiency, step-down DC-DC converter. Equivalent products include the TPS563201 from Texas Instruments, the MP1584 from Monolithic Power Systems, and the LTC3621 from Analog Devices. These alternatives share similar specifications in terms of voltage output, efficiency, and current handling. Always check the datasheets for precise compatibility with your application.

Features

The LM20343MHE is a highly integrated power management IC designed for battery-powered applications. Key features include:
1. Buck Converter: It integrates a high-efficiency buck converter with adjustable output voltage, making it suitable for various load conditions.
2. Low Quiescent Current: Optimized for low power consumption in sleep mode, extending battery life.
3. Wide Input Voltage Range: Accepts a broad range of input voltages (typically 2.7V to 5.5V), enabling versatility in power source options.
4. Overcurrent Protection: Built-in protection features to prevent damage from overcurrent conditions.
5. Thermal Shutdown: Prevents overheating in adverse conditions, ensuring reliability.
6. Small Form Factor: Packaged in a compact, low-profile package, ideal for space-constrained designs.
7. PWM Control: Offers pulse-width modulation control for improved efficiency and performance under varying loads.
8. Programmable Output Voltage: The output voltage can be adjusted through external resistors, providing flexibility for different applications.
These features make the LM20343MHE suitable for use in portable devices, IoT applications, and other power-sensitive environments.

Pinout

The LM20343MHE is a high-efficiency, step-down (buck) voltage regulator. It comes in a 10-pin HTQFP (Thin Quad Flat Pack) package.
Pin Count: 10 pins
Key Functions:
1. VIN: Input voltage supply.
2. SW: Switch node for connecting to the inductor.
3. GND: Ground reference.
4. VOUT: Output voltage.
5. COMP: Compensation network connection for stability.
6. FB: Feedback pin to sense output voltage.
7. CSN: Current sense negative input.
8. CSP: Current sense positive input.
9. RRT: Timing resistor connection for frequency setting.
10. EN: Enable pin for turning the regulator on or off.
This device is designed to provide high output current capabilities with adjustable output voltage, making it suitable for various power management applications.

Manufacturer

The LM20343MHE is manufactured by Texas Instruments (TI), a prominent electronic components company. Texas Instruments is renowned for designing and producing a wide range of semiconductor devices, including integrated circuits, processors, and analog chips. Founded in 1930 and headquartered in Dallas, Texas, TI operates in various sectors, including automotive, industrial, communications, and consumer electronics.
The LM20343MHE is a voltage regulator, specifically designed to provide power management solutions in electronic applications. Texas Instruments is known for its innovative technologies, extensive research and development, and commitment to quality. The company serves a global market, providing products that enable efficient energy consumption and advanced functionality in numerous devices, from smartphones to industrial machinery.
TI focuses on developing solutions that meet the evolving needs of its customers, emphasizing reliability, performance, and scalability across its product lines. Overall, Texas Instruments is a key player in the semiconductor industry, making significant contributions to advancements in electronics technology.

Application

The LM20343MHE is a voltage regulator primarily used in various applications requiring efficient power management. Key application areas include:
1. Telecommunications: Powering networking equipment and communication devices.
2. Industrial Automation: Supplying stable voltage in control systems and sensors.
3. Consumer Electronics: Used in devices such as laptops, tablets, and smartphones to regulate power.
4. Automotive: Powering electronic control units (ECUs) and infotainment systems.
5. Medical Devices: Providing reliable power for critical medical equipment.
Its compact design and efficiency make it suitable for applications demanding high performance in constrained spaces.

Package

The LM20343MHE is packaged in a standard HTQFN (Thermal Enhanced Quad Flat No-lead) package, which typically features a 32-lead configuration. This type of package is designed for efficient thermal management and space-saving in compact electronic designs.

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