LM46002PWP

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LM46002PWP

+BOM

IC REG BUCK ADJ 2A 16HTSSOP

  • ManufacturerTexas Instruments

  • Mfr. Part #LM46002PWP

  • Package HTSSOP (PWP)-16

  • In Stock1567

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Specifications

Attribute Value
Package Tube
Series SIMPLE SWITCHER®
ProductStatus Active
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 1
Voltage-Input(Min) 3.5V
Voltage-Input(Max) 60V
Voltage-Output(Min/Fixed) 1V
Voltage-Output(Max) 28V
Current-Output 2A
Frequency-Switching 200kHz ~ 2.2MHz
SynchronousRectifier Yes
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 16-PowerTSSOP (0.173, 4.40mm Width)

Overview

Description

The LM46002PWP is a synchronous step-down DC-DC converter from Texas Instruments. It is designed to provide high efficiency and compact solution for applications requiring moderate power levels. The device operates with a wide input voltage range of 3.5V to 60V and delivers an adjustable output voltage from 0.8V to 90% of the input voltage, making it suitable for various industrial and automotive applications.
Key features of the LM46002PWP include a maximum output current of 2A, a high switching frequency of up to 2.2 MHz, and an integrated high-side and low-side MOSFET, which enhances efficiency and reduces external component count. It offers protection features like thermal shutdown, cycle-by-cycle current limit, and under-voltage lockout.
The PWP package designation refers to a 16-pin HTSSOP (Heat-Sink Thin Shrink Small Outline Package), which facilitates better thermal performance. The device is ideal for applications such as power supplies for industrial automation, telecommunications, and distributed power systems. Comprehensive design resources and evaluation modules are available to support quick implementation.

Equivalent

The LM46002PWP is a 60V, 2A step-down voltage regulator. Equivalent products include the LM2596, LM2678, and LM22670, which are also step-down regulators with similar functionality. Depending on your requirements for input voltage range, current capacity, and specific features, the TPS54360 or LT8610 can also be considered as alternatives. Always check the datasheets to ensure compatibility with your specific application needs.

Features

The LM46002PWP is a step-down voltage regulator designed for efficient power management, which is part of the SIMPLE SWITCHER family. Here are some of its key features:
1. Wide Input Voltage Range: Supports a wide input voltage range from 3.5V to 60V, making it suitable for various applications, including industrial and automotive.
2. Adjustable Output Voltage: Provides an adjustable output voltage range from 1V to 28V, allowing flexibility in different designs.
3. Output Current: Capable of delivering up to 2A of continuous output current.
4. Efficiency: High efficiency, typically over 90%, due to its synchronous rectification and low RDS(on) power MOSFETs.
5. Switching Frequency: Offers a selectable switching frequency ranging from 200 kHz to 2.2 MHz, enabling optimization of size and efficiency.
6. Protection Features: Includes various protection mechanisms such as thermal shutdown, cycle-by-cycle current limit, and output voltage short-circuit protection.
7. Low Quiescent Current: Features a low quiescent current for energy-efficient operation in standby mode.
8. Package: Available in a thermally enhanced 16-pin HTSSOP package.
These features make the LM46002PWP suitable for use in a wide range of power supply designs.

Pinout

The LM46002PWP is a step-down voltage regulator produced by Texas Instruments. It comes in a 20-pin HTSSOP package. This device is designed for use in a wide range of applications, offering high-efficiency conversion from input voltages ranging from 3.5V to 60V to output voltages as low as 0.8V. It can deliver an output current of up to 2A.
The key features of the LM46002 include its ability to operate over a wide input voltage range, a high efficiency due to its synchronous rectification, and a programmable switching frequency up to 2.2 MHz. It also features various protections, including undervoltage lockout, overvoltage protection, and thermal shutdown. The device supports both Pulse Width Modulation (PWM) and Pulse Frequency Modulation (PFM) modes for improved efficiency across different load conditions.
The LM46002PWP is suitable for applications that require compact solutions with efficient power management, including industrial, automotive, and communication systems. Its 20-pin configuration allows for flexible design options and integration into complex circuits.

Manufacturer

The LM46002PWP is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company known for designing and manufacturing a wide range of electronic components and integrated circuits. Founded in 1930 and based in Dallas, Texas, TI is one of the world's largest and most established semiconductor companies.
TI's product portfolio includes analog electronics, digital signal processors, microcontrollers, and other semiconductor solutions that are used in various applications across industries such as automotive, industrial, personal electronics, communications, and enterprise systems. The company is renowned for its innovation and has a strong focus on research and development to drive advancements in technology.

Application

The LM46002PWP is a step-down DC-DC converter commonly used in various applications due to its efficiency and reliability. Key application areas include:
1. Industrial Power Supplies: Used in control systems and process automation.
2. Automotive Systems: Ideal for powering infotainment systems and other electronic modules.
3. Telecommunications: Supports power management in communication devices and infrastructure.
4. Consumer Electronics: Provides efficient power conversion in gadgets like set-top boxes and gaming consoles.
5. LED Lighting: Utilized in LED drivers for consistent power supply.
Its wide input voltage range and robust output make it versatile for multiple power management applications.

Package

The LM46002PWP is typically offered in a PowerPAD HTSSOP (PWP) package. This package type is a thermally enhanced standard plastic package that provides effective heat dissipation for the integrated circuit, improving performance in power applications.

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