TPS40190DRCR

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TPS40190DRCR

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IC REG CTRLR BUCK 10SON

  • Nhà sản xuấtTexas Dụng cụ

  • Ông. Phần #TPS40190DRCR

  • Gói SON-10

  • Có sẵn2504

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Thông số kỹ thuật

thuộc tính Giá trị
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
OutputType Transistor Driver
Function Step-Down
OutputConfiguration Positive
Topology Buck
NumberofOutputs 1
OutputPhases 1
Voltage-Supply(Vcc/Vdd) 4.5V ~ 15V
Frequency-Switching 300kHz
DutyCycle(Max) 85%
SynchronousRectifier Yes
ClockSync No
ControlFeatures Enable
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 10-VFDFN Exposed Pad

Tổng quan

Description

The TPS40190DRCR is a synchronous buck controller from Texas Instruments, designed primarily for step-down DC-DC converter applications. It caters to power management solutions, especially in systems requiring efficient voltage conversion. Key features include a wide input voltage range, high-frequency operation, and integrated MOSFET drivers, which enhance power efficiency and reduce the need for external components. The controller supports a programmable switching frequency, allowing designers to optimize it for specific applications, balancing size and efficiency. Additionally, the TPS40190DRCR provides several protective features, such as overcurrent protection, thermal shutdown, and undervoltage lockout, ensuring reliable operation under various conditions. The device's compact VSON package makes it suitable for space-constrained applications, commonly found in computing, networking, and telecom equipment. It also includes features like voltage tracking and sequencing, which are useful in multi-rail power systems. Overall, the TPS40190DRCR offers a robust solution for efficient and reliable power conversion in modern electronic circuits.

Equivalent

The TPS40190DRCR is a synchronous buck controller by Texas Instruments. Equivalent products include:
1. LM2743 by Texas Instruments: A synchronous buck controller with similar functionalities.
2. TPS5430 by Texas Instruments: An integrated buck converter, suitable for similar applications.
3. ADP1864 by Analog Devices: A step-down DC-DC controller with comparable features.
4. MAX15035 by Maxim Integrated: A synchronous buck controller for similar uses.
Ensure compatibility with your specific application by checking the datasheets.

Features

The TPS40190DRCR is a synchronous buck controller designed for high-performance applications. Key features include:
1. Wide Input Voltage Range: It operates from 2.5 V to 5.5 V, making it suitable for various power supply designs.
2. Adjustable Output: The device supports adjustable output voltages, allowing flexibility in power supply configurations.
3. High Efficiency: By supporting synchronous rectification, it offers high efficiency, crucial for battery-powered and energy-sensitive applications.
4. Integrated MOSFET Drivers: This feature simplifies the design process and reduces the need for external components.
5. Fixed Frequency Operation: The controller operates at a fixed frequency, enhancing predictability and reducing electromagnetic interference (EMI).
6. Programmable Soft Start: It includes a programmable soft-start capability to prevent inrush currents during start-up.
7. Current Limit Protection: The device offers protection features, including cycle-by-cycle current limit, to enhance reliability and safety.
8. Small Package Size: Available in a 10-pin VSON package, the TPS40190DRCR is compact, making it ideal for space-constrained applications.
These features make it suitable for use in point-of-load applications, telecommunications, and networking equipment.

Pinout

The TPS40190DRCR is a synchronous buck controller from Texas Instruments, typically used in power management applications. It is available in a 10-pin VSON package. Below is a concise description of its pin functions:
1. VIN: Input voltage supply.
2. BP: Bypass capacitor connection for internal 5V regulator.
3. EN: Enable input for the controller.
4. SS: Soft-start control to limit inrush current during startup.
5. RT: Resistor timing input to set the switching frequency.
6. GND: Ground connection.
7. ILIM: Current limit setting.
8. FB: Feedback input for voltage regulation.
9. COMP: Compensation point for loop stability.
10. SW: Switch node, connected to the inductor.
These pins together facilitate the control and regulation of a DC-DC buck converter, allowing for efficient voltage regulation and power management.

Manufacturer

The TPS40190DRCR is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of analog and embedded processing chips. The company is well-known for its innovation in the electronics industry, providing components that are essential for the functioning of various electronic devices. TI's products are used in a multitude of applications, including automotive, industrial, personal electronics, and communications equipment. As one of the largest semiconductor companies in the world, TI is recognized for its focus on research and development, ensuring a continuous flow of advanced technologies and solutions in the market.

Application

The TPS40190DRCR is a synchronous buck controller primarily used in applications requiring efficient step-down voltage conversion. Key application areas include:
1. Computing Systems: Power management for CPUs, GPUs, and memory modules.
2. Telecommunications: Voltage regulation in network switches and routers.
3. Consumer Electronics: Power supply for devices like set-top boxes and gaming consoles.
4. Industrial Equipment: Motor drives and control systems.
5. Embedded Systems: Microcontroller and FPGA power supply.
6. Point-of-Load Converters: High-performance electronics with compact power needs.
Its features make it suitable for systems requiring precise voltage regulation and high efficiency.

Package

The TPS40190DRCR is a Texas Instruments device available in a VSON (DRC) package. Specifically, it is a VSON-10 package with the dimensions of 3.00mm x 3.00mm.

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