Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | D-CAP2™, Eco-Mode™ |
| Part Status | Active |
| Output Type | Transistor Driver |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Number of Outputs | 1 |
| Output Phases | 1 |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 28V |
| Frequency - Switching | 500kHz |
| Synchronous Rectifier | Yes |
| Clock Sync | No |
| Control Features | Enable, Power Good |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Tổng quan
Description
The TPS53015DGSR is a high-efficiency, step-down DC-DC converter designed by Texas Instruments. It is part of the TPS53015 family and is used for applications that require efficient voltage regulation. The device operates with a wide input voltage range, typically from 4.5V to 28V, making it suitable for various power supply designs.
Key features of the TPS53015DGSR include a fixed-frequency operation, typically set to 700 kHz, which helps in reducing the size of external components like inductors and capacitors, leading to a more compact design. It also includes an adaptive on-time control architecture that provides fast transient response and maintains high efficiency across different loads.
The converter supports a current mode control strategy, which ensures stable operation and simplifies the feedback compensation design. It also includes built-in protection features such as over-current protection, under-voltage lockout, and thermal shutdown, enhancing the reliability of the device.
Overall, the TPS53015DGSR is well-suited for use in applications like notebook computers, digital televisions, and similar electronics requiring efficient power management.
Key features of the TPS53015DGSR include a fixed-frequency operation, typically set to 700 kHz, which helps in reducing the size of external components like inductors and capacitors, leading to a more compact design. It also includes an adaptive on-time control architecture that provides fast transient response and maintains high efficiency across different loads.
The converter supports a current mode control strategy, which ensures stable operation and simplifies the feedback compensation design. It also includes built-in protection features such as over-current protection, under-voltage lockout, and thermal shutdown, enhancing the reliability of the device.
Overall, the TPS53015DGSR is well-suited for use in applications like notebook computers, digital televisions, and similar electronics requiring efficient power management.
Equivalent
Equivalent products for the TPS53015DGSR, a synchronous buck converter from Texas Instruments, could include:
1. LM2743 by Texas Instruments
2. LT8610 by Analog Devices (formerly Linear Technology)
3. MP2459 by Monolithic Power Systems
4. ISL85003 by Renesas Electronics
5. NCP303 by ON Semiconductor
These alternatives may have similar features, but it's important to verify specifications to ensure compatibility with your application.
1. LM2743 by Texas Instruments
2. LT8610 by Analog Devices (formerly Linear Technology)
3. MP2459 by Monolithic Power Systems
4. ISL85003 by Renesas Electronics
5. NCP303 by ON Semiconductor
These alternatives may have similar features, but it's important to verify specifications to ensure compatibility with your application.
Features
The TPS53015DGSR is a DC-DC synchronous buck controller from Texas Instruments designed for high-efficiency applications. Key features include:
1. Wide Input Voltage Range: Supports 4.5V to 24V, making it suitable for a variety of power supply applications.
2. D-CAP2™ Mode: Offers fast transient response and simplifies the external compensation network, enhancing performance in dynamic load conditions.
3. Integrated High-Side and Low-Side MOSFET Drivers: Reduces the need for external components, simplifying the design process.
4. Adjustable Output Voltage: Capable of supporting output voltages as low as 0.76V.
5. Soft-Start and Power Good Indicator: Features a soft-start function to limit inrush current and a power good indicator for reliable operation.
6. Protection Features: Includes overcurrent, undervoltage lockout, and thermal shutdown protections to ensure safe operation.
7. Compact Package: Available in a small VSON package, making it suitable for space-constrained applications.
These features make the TPS53015DGSR ideal for use in computing, networking, and telecommunications equipment where high efficiency and compact size are crucial.
1. Wide Input Voltage Range: Supports 4.5V to 24V, making it suitable for a variety of power supply applications.
2. D-CAP2™ Mode: Offers fast transient response and simplifies the external compensation network, enhancing performance in dynamic load conditions.
3. Integrated High-Side and Low-Side MOSFET Drivers: Reduces the need for external components, simplifying the design process.
4. Adjustable Output Voltage: Capable of supporting output voltages as low as 0.76V.
5. Soft-Start and Power Good Indicator: Features a soft-start function to limit inrush current and a power good indicator for reliable operation.
6. Protection Features: Includes overcurrent, undervoltage lockout, and thermal shutdown protections to ensure safe operation.
7. Compact Package: Available in a small VSON package, making it suitable for space-constrained applications.
These features make the TPS53015DGSR ideal for use in computing, networking, and telecommunications equipment where high efficiency and compact size are crucial.
Pinout
The TPS53015DGSR is a DC-DC buck converter controller from Texas Instruments, designed for high-efficiency power supply applications. It is available in a small VSSOP package with 10 pins. The pin functions are as follows:
1. BOOT: Bootstrap capacitor connection to supply the high-side gate driver.
2. VIN: Input voltage supply for the device.
3. EN: Enable pin; a high signal turns the converter on.
4. SS/TR: Soft start and tracking pin to control the rate of rise of the output voltage.
5. VFB: Feedback pin used to set the output voltage via external resistors.
6. COMP: Compensation pin for loop compensation network connection.
7. GND: Ground reference for the controller.
8. SW: Switch node connection for the high-side MOSFET.
9. VBST: Provides a bootstrap supply for the high-side gate driver.
10. V5FILT: Internal filtered 5V supply.
The TPS53015DGSR is widely used in applications requiring efficient voltage conversion, low operational power loss, and compact design.
1. BOOT: Bootstrap capacitor connection to supply the high-side gate driver.
2. VIN: Input voltage supply for the device.
3. EN: Enable pin; a high signal turns the converter on.
4. SS/TR: Soft start and tracking pin to control the rate of rise of the output voltage.
5. VFB: Feedback pin used to set the output voltage via external resistors.
6. COMP: Compensation pin for loop compensation network connection.
7. GND: Ground reference for the controller.
8. SW: Switch node connection for the high-side MOSFET.
9. VBST: Provides a bootstrap supply for the high-side gate driver.
10. V5FILT: Internal filtered 5V supply.
The TPS53015DGSR is widely used in applications requiring efficient voltage conversion, low operational power loss, and compact design.
Manufacturer
The TPS53015DGSR is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is an American technology company headquartered in Dallas, Texas. It is known for designing and manufacturing semiconductors and various integrated circuits, which are used in a wide range of electronic products. TI is one of the world's largest producers of analog technology components, digital signal processors (DSPs), and microcontrollers. The company serves various industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems.
Application
The TPS53015DGSR is a high-efficiency, synchronous step-down DC-DC converter suitable for a variety of applications. It is commonly used in areas that require efficient power management solutions, such as:
1. Computing and Servers: Provides power regulation for processors, memory, and other components.
2. Networking Equipment: Powers routers, switches, and other networking devices.
3. Telecommunications: Utilized in base stations and other telecom infrastructure for stable voltage regulation.
4. Consumer Electronics: Used in laptops, tablets, and gaming consoles for efficient power distribution.
5. Industrial Automation: Powers control systems and sensors with precision and reliability.
Its compact design and efficiency make it ideal for applications requiring space-saving solutions with high performance.
1. Computing and Servers: Provides power regulation for processors, memory, and other components.
2. Networking Equipment: Powers routers, switches, and other networking devices.
3. Telecommunications: Utilized in base stations and other telecom infrastructure for stable voltage regulation.
4. Consumer Electronics: Used in laptops, tablets, and gaming consoles for efficient power distribution.
5. Industrial Automation: Powers control systems and sensors with precision and reliability.
Its compact design and efficiency make it ideal for applications requiring space-saving solutions with high performance.
Package
The TPS53015DGSR is packaged in an 8-pin PowerPAD™ HVSSOP (High Voltage Shrink Small Outline Package) with a thermal pad for improved heat dissipation.
