Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4.5V |
| Voltage-Input(Max) | 17V |
| Voltage-Output(Min/Fixed) | 0.6V |
| Voltage-Output(Max) | 7V |
| Current-Output | 3A |
| Frequency-Switching | 1.4MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | SOT-23-6 Thin, TSOT-23-6 |
Tổng quan
Description
The TPS563249DDCR is a step-down (buck) DC-DC converter from Texas Instruments, designed to provide efficient power conversion in various applications. It features a wide input voltage range, typically from 4.5V to 17V, making it suitable for systems powered by various power sources, including batteries and AC adapters. The device offers a fixed output voltage, usually adjustable via external resistors, with a current capability of up to 3A. This converter is notable for its high efficiency, which helps in reducing power loss and thermal management concerns.
The TPS563249DDCR employs advanced features like pulse width modulation (PWM) control for maintaining output voltage stability, load transient response, and low output voltage ripple. It also includes protective features such as overcurrent protection, thermal shutdown, and undervoltage lockout, ensuring reliable operation under various conditions. Additionally, its compact SOP (Small Outline Package) footprint allows for easy integration into space-constrained designs. This makes it an ideal choice for consumer electronics, industrial applications, and communication equipment needing a compact and efficient power management solution.
The TPS563249DDCR employs advanced features like pulse width modulation (PWM) control for maintaining output voltage stability, load transient response, and low output voltage ripple. It also includes protective features such as overcurrent protection, thermal shutdown, and undervoltage lockout, ensuring reliable operation under various conditions. Additionally, its compact SOP (Small Outline Package) footprint allows for easy integration into space-constrained designs. This makes it an ideal choice for consumer electronics, industrial applications, and communication equipment needing a compact and efficient power management solution.
Equivalent
The TPS563249DDCR is a step-down DC-DC converter by Texas Instruments. Equivalent products from other manufacturers include:
1. MP1584 by Monolithic Power Systems
2. LM2596 by Texas Instruments/National Semiconductor
3. LT8610 by Analog Devices
4. AP3211 by Diodes Incorporated
These components offer similar functionality, typically featuring a low dropout voltage, high efficiency, and a compact footprint, but vary in specifications, so ensure compatibility with your specific requirements.
1. MP1584 by Monolithic Power Systems
2. LM2596 by Texas Instruments/National Semiconductor
3. LT8610 by Analog Devices
4. AP3211 by Diodes Incorporated
These components offer similar functionality, typically featuring a low dropout voltage, high efficiency, and a compact footprint, but vary in specifications, so ensure compatibility with your specific requirements.
Features
The TPS563249DDCR is a synchronous step-down (buck) converter by Texas Instruments, designed for high-efficiency and compact power solutions. Key features include:
1. Input Voltage Range: Supports a wide input voltage range from 4.5V to 17V, suitable for various applications.
2. Output Current: Capable of delivering up to 3 A continuous output current.
3. Efficiency: High efficiency up to 95% due to its advanced MOSFETs and synchronous rectification.
4. Switching Frequency: Operates at a fixed 700 kHz switching frequency, optimizing size and efficiency.
5. Low Quiescent Current: Features low quiescent current, enhancing performance in light-load conditions.
6. Soft Start and Tracking: Integrates a fixed 1 ms soft-start time and supports tracking for sequencing.
7. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout.
8. Package: Comes in a small, thermally optimized 8-terminal VSON (3 mm x 3 mm) package.
This device is ideal for distributed power systems, battery-powered equipment, and other applications requiring compact and efficient power management.
1. Input Voltage Range: Supports a wide input voltage range from 4.5V to 17V, suitable for various applications.
2. Output Current: Capable of delivering up to 3 A continuous output current.
3. Efficiency: High efficiency up to 95% due to its advanced MOSFETs and synchronous rectification.
4. Switching Frequency: Operates at a fixed 700 kHz switching frequency, optimizing size and efficiency.
5. Low Quiescent Current: Features low quiescent current, enhancing performance in light-load conditions.
6. Soft Start and Tracking: Integrates a fixed 1 ms soft-start time and supports tracking for sequencing.
7. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout.
8. Package: Comes in a small, thermally optimized 8-terminal VSON (3 mm x 3 mm) package.
This device is ideal for distributed power systems, battery-powered equipment, and other applications requiring compact and efficient power management.
Pinout
The TPS563249DDCR is a DC-DC synchronous buck converter from Texas Instruments. It comes in a 6-pin SOT-23 package. The primary function of this device is to step down a higher input voltage to a lower output voltage, suitable for powering a wide range of electronics. Here are the pin functions:
1. SW (Pin 1): This is the switch node, which connects to the inductor and is used for the power conversion process.
2. GND (Pin 2): Ground pin.
3. FB (Pin 3): Feedback pin. It is used to set the output voltage via an external resistor divider.
4. EN (Pin 4): Enable pin. It is used to enable or disable the converter.
5. VIN (Pin 5): Input voltage pin. It accepts the input power supply.
6. BOOT (Pin 6): Bootstrap pin, used for driving the high-side MOSFET gate.
Overall, the TPS563249DDCR provides efficient power conversion with high functionality in a compact package, suitable for space-constrained applications.
1. SW (Pin 1): This is the switch node, which connects to the inductor and is used for the power conversion process.
2. GND (Pin 2): Ground pin.
3. FB (Pin 3): Feedback pin. It is used to set the output voltage via an external resistor divider.
4. EN (Pin 4): Enable pin. It is used to enable or disable the converter.
5. VIN (Pin 5): Input voltage pin. It accepts the input power supply.
6. BOOT (Pin 6): Bootstrap pin, used for driving the high-side MOSFET gate.
Overall, the TPS563249DDCR provides efficient power conversion with high functionality in a compact package, suitable for space-constrained applications.
Manufacturer
The TPS563249DDCR is manufactured by Texas Instruments (TI). Texas Instruments is a technology company that designs and manufactures semiconductors and various integrated circuits, which are used in a wide range of electronic devices and systems. TI is known for its extensive portfolio of analog and embedded processing products, which are used in applications across industries such as automotive, industrial, personal electronics, and communications. The company is headquartered in Dallas, Texas, and is considered one of the leading semiconductor companies in the world.
Application
The TPS563249DDCR is a synchronous step-down DC-DC converter used in various applications requiring efficient power management. Its application areas include telecommunications, networking devices, industrial automation, and consumer electronics. It is well-suited for powering microcontrollers, DSPs, FPGAs, and ASICs due to its ability to deliver a stable and adjustable output voltage with high efficiency. Additionally, it is employed in distributed power systems and battery-powered equipment, where compact size and thermal performance are critical. Its features, like a wide input voltage range and high switching frequency, make it versatile for both portable and stationary devices.
Package
The TPS563249DDCR is a DC-DC buck converter from Texas Instruments. It is packaged in a 3 mm x 3 mm, 10-pin VSON (Very Thin Small Outline No Lead) package, denoted by the "DDC" in the part number. This package type is compact, which is suitable for space-constrained applications.
