TPS61178RNWR

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TPS61178RNWR

IC REG BOOST ADJ 10A 13VQFN

  • Nhà sản xuất
  • Ông. Phần #TPS61178RNWR
  • Gói VQFN-HR (RNW)-13
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  • Có sẵn5182

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Bảo hành 365 ngày

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Thông số kỹ thuật

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Function Step-Up
OutputConfiguration Positive
Topology Boost
OutputType Adjustable
NumberofOutputs 1
Voltage-Input(Min) 2.7V
Voltage-Input(Max) 20V
Voltage-Output(Min/Fixed) 4.5V
Voltage-Output(Max) 20V
Current-Output 10A (Switch)
Frequency-Switching 200kHz ~ 2.2MHz
SynchronousRectifier Yes
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 13-PowerVFQFN

Tổng quan

Description

The TPS61178RNWR is a high-efficiency, synchronous boost converter from Texas Instruments. It's designed for applications requiring efficient power conversion from low input voltages to higher output voltages. The device features a wide input voltage range, typically from 2.7 V to 21 V, and can boost output voltage up to 18 V or higher, making it suitable for powering a variety of electronic components and systems.
Key features of the TPS61178RNWR include a high switching frequency, typically around 2.2 MHz, which allows for the use of smaller external components and contributes to a compact design. The device supports both pulse-width modulation (PWM) and pulse-frequency modulation (PFM) modes, optimizing efficiency across different load conditions. It also includes built-in protection features such as over-voltage, over-current, and thermal shutdown, enhancing the reliability of power management designs.
The TPS61178RNWR is often used in battery-powered devices, portable electronics, and other applications where extending battery life and reducing power loss are critical. Its small size and robust performance make it an excellent choice for compact, energy-efficient power solutions.

Features

The TPS61178RNWR is a high-performance, synchronous boost converter from Texas Instruments. Key features include:
1. Wide Input Voltage Range: It supports a broad input range from 2.7V to 20V, making it versatile for various applications.

2. Output Voltage: The device can boost output voltage up to 20V, offering flexibility in power management.
3. High Efficiency: It operates with high efficiency, up to 95%, reducing power loss and enhancing battery life in portable applications.
4. Switching Frequency: Adjustable switching frequency from 200 kHz to 2.2 MHz provides optimization between efficiency and component size.
5. Integrated Features: Includes a 10A, 12-mΩ power switch and a 15-mΩ rectifier, minimizing external component count.
6. Current Mode Control: Supports peak current mode control for fast transient response and easy loop compensation.
7. Protection Features: Offers comprehensive protection, including over-current protection, thermal shutdown, and adjustable soft-start.
8. Compact Package: Comes in a 20-pin VQFN package, which facilitates compact design layouts.
The TPS61178RNWR is suitable for applications requiring efficient step-up conversion, such as battery-powered devices, USB power delivery, and industrial equipment.

Package

The TPS61178RNWR is a step-up converter IC from Texas Instruments, provided in a VQFN (Very Thin Quad Flat No-Lead) package with a 20-pin configuration. Specifically, it comes in a 3.0 x 3.0 mm package size, denoted by the "RNW" suffix in the part number.

Pinout

The TPS61178RNWR is a high-efficiency synchronous boost converter from Texas Instruments, designed for applications requiring a step-up voltage conversion. It comes in a 20-pin VQFN (Very Thin Quad Flat No-Lead) package with the following key functions:
1. VIN (Input Voltage): Provides the input power to the device.
2. SW (Switch Node): Connects to the inductor and is the main switch node for the boost converter.
3. VOUT (Output Voltage): The pin for the output voltage.
4. FB (Feedback): Used for output voltage regulation.
5. COMP (Compensation): Connection for external compensation components to stabilize the control loop.
6. EN (Enable): Enables or disables the device.
7. PG (Power Good): Indicates the status of the output voltage.
8. SS/TR (Soft Start/Tracking): Controls the soft start or allows tracking of another voltage.
9. FSW (Frequency Set): Sets the switching frequency of the converter.
10. GND (Ground): Ground connection for the device.
The above are a few of the 20 pins, primarily focusing on power management functions. The device is optimized for high efficiency and operates over a wide input voltage range, making it suitable for various power supply applications.

Manufacturer

The TPS61178RNWR is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and integrated circuits. These components are used in a wide variety of electronics, including industrial, automotive, personal electronics, and communications equipment. TI is recognized for its innovation and development of analog chips and embedded processors, making it a key player in the electronics industry.

Application

The TPS61178RNWR is a highly efficient boost converter commonly used in applications requiring voltage step-up. Its application areas include portable electronics, battery-powered devices, and LED backlighting. It's also suitable for use in industrial and automotive systems where high power density and efficiency are critical. Its ability to handle a wide input voltage range makes it ideal for systems with varying power supply conditions.

Equivalent

Equivalent products to the TPS61178RNWR chip, which is a high-efficiency boost converter from Texas Instruments, include:
1. LT8494 from Analog Devices
2. MAX17244 from Maxim Integrated
3. LM5155 from Texas Instruments (another variant)
4. NCP1406 from ON Semiconductor
These components offer similar functionalities such as high-efficiency voltage boosting, suitable for applications requiring step-up voltage conversion. Always verify specific requirements like input/output voltage range and switching frequency with the datasheets.

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