TPS54383PWPR

画像は参考用です

TPS54383PWPR

+BOM

IC REG BUCK ADJ 3A DL 14HTSSOP

  • メーカーSTマイクロエレクトロニクス

  • メーカー品番 #TPS54383PWPR

  • パッケージ HTSSOP (PWP)-14

  • 在庫状況3262

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性
Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 2
Voltage-Input(Min) 4.5V
Voltage-Input(Max) 28V
Voltage-Output(Min/Fixed) 0.8V
Voltage-Output(Max) 25.2V
Current-Output 3A
Frequency-Switching 310kHz
SynchronousRectifier No
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 14-TSSOP (0.173, 4.40mm Width) Exposed Pad

概要

Description

The TPS54383PWPR is a step-down (buck) DC-DC converter from Texas Instruments, designed to efficiently convert a higher voltage to a lower voltage. It is part of the TPS5438x family and is specifically tailored for applications requiring a stable power supply with low noise and high efficiency. The device can handle input voltages ranging from 4.5V to 28V and can output up to 3A, making it suitable for power systems in consumer electronics, industrial equipment, and communication devices.
Key features include a wide input voltage range, integrated MOSFETs for reduced component count, and a switching frequency of up to 570 kHz, which allows for smaller external components. It also offers features such as soft start, overcurrent protection, and thermal shutdown for enhanced system reliability. The TPS54383PWPR comes in a thermally efficient 20-pin TSSOP package with PowerPAD, aiding in heat dissipation. Its design facilitates easy implementation in power management solutions, providing a reliable and compact solution for voltage regulation needs.

Equivalent

The TPS54383PWPR is a dual, non-synchronous buck converter from Texas Instruments. Equivalent products may include:
1. ON Semiconductor NCP3170: A similar step-down converter with comparable specifications.
2. Analog Devices ADP2302: Another buck converter that offers similar functionalities.
3. STMicroelectronics L6986: A compact step-down DC-DC converter with parallel capabilities.
4. Microchip MCP16311: A general-purpose buck regulator with similar features.
Always verify compatibility by comparing specifications and intended applications.

Features

The TPS54383PWPR is a dual-output, synchronous buck converter. It features two independent outputs, each capable of delivering up to 3 A of continuous current. The converter operates with an input voltage range of 4.5 V to 28 V, making it suitable for a variety of applications, including distributed power systems and point-of-load conversions.
Key features include:
- High efficiency, which is achieved through its synchronous rectification design.
- A wide switching frequency range, allowing for flexibility in design.
- Adjustable output voltage to match system requirements.
- Integrated MOSFETs that reduce the need for external components and simplify design.
- Cycle-by-cycle current limiting and thermal shutdown protection for increased reliability.
- The device supports a fixed-frequency PWM control and also offers an external synchronization feature for better noise management.
- An enable pin and a power-good indicator for enhanced control and monitoring of the system.
The TPS54383PWPR comes in a thermally enhanced PowerPAD™ package, aiding in heat dissipation and improving performance under load.

Pinout

The TPS54383PWPR is a dual-output, non-synchronous buck converter from Texas Instruments. It is housed in a 20-pin TSSOP (Thin Shrink Small Outline Package) PowerPAD™ package. Here is a concise overview of its pin functions:
1. VIN1, VIN2: Supply voltage inputs for each channel.
2. SW1, SW2: Switch node connections for each channel.
3. BOOT1, BOOT2: Bootstrap pins for driving the high-side FETs.
4. COMP1, COMP2: Compensation pins for error amplifier compensation networks.
5. FB1, FB2: Feedback pins for voltage regulation.
6. EN1, EN2: Enable pins for each channel.
7. SS1, SS2: Soft-start control pins.
8. GND: Ground reference.
9. VREG5: Internally generated 5V supply, used for internal circuit biasing.
10. PWRGD: Power good indicator pin.
11. RT/CLK: Resistor timing or external clock input for frequency setting.
This configuration allows the TPS54383PWPR to regulate two independent output voltages efficiently, making it suitable for a variety of applications requiring dual power outputs.

Manufacturer

The TPS54383PWPR is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers globally. TI is known for its wide range of products, including analog chips, digital signal processors, and microcontrollers, which are used in applications across industries such as automotive, industrial, personal electronics, and communications equipment. The company is recognized for its innovation and contributions to the electronics industry, with a focus on creating products that help engineer advancements in technology.

Application

The TPS54383PWPR is a dual-output, step-down DC-DC converter designed for applications requiring high efficiency and compact design. Its primary application areas include power management for embedded systems, telecommunications, and networking equipment. It is also used in industrial automation, automotive electronics, and consumer electronics for efficiently powering microcontrollers, FPGAs, DSPs, and other digital circuits. The device's wide input voltage range and high switching frequency make it suitable for battery-powered applications and systems requiring tight voltage regulation and fast transient response.

Package

The TPS54383PWPR is a DC-DC step-down converter from Texas Instruments. It comes in a TSSOP (Thin Shrink Small Outline Package) with PowerPAD, designated by the "PWPR" suffix. This package enhances thermal performance and is suitable for applications requiring efficient power conversion in a compact form factor.

TPS54383PWPRに関連する製品