사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| 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) | 2.25V ~ 5.5V |
| Frequency - Switching | 300kHz |
| Duty Cycle(Max) | 94% |
| Synchronous Rectifier | Yes |
| Clock Sync | No |
| Control Features | Current Limit, Enable, Soft Start |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
개요
Description
The TPS40007DGQR is a DC-DC synchronous buck controller integrated circuit from Texas Instruments. It is primarily used in power management applications to convert a higher DC voltage to a lower DC voltage efficiently. The device operates using a voltage-mode control architecture, which simplifies the design and improves reliability. It supports input voltage ranges from 8 V to 40 V and can provide output voltages as low as 0.7 V, making it suitable for a variety of applications, including computing systems, industrial equipment, and telecommunications.
The TPS40007DGQR features programmable switching frequency, allowing designers to optimize for efficiency or size, depending on the application. It also includes a variety of protection features, such as over-current protection, under-voltage lockout, and thermal shutdown, to enhance system robustness and reliability. The "DGQR" suffix indicates the specific package type and reel format, which is a 16-pin QFN package, providing a compact and thermally efficient solution for modern electronic designs. Overall, the TPS40007DGQR is a versatile and efficient choice for synchronous buck conversion needs.
The TPS40007DGQR features programmable switching frequency, allowing designers to optimize for efficiency or size, depending on the application. It also includes a variety of protection features, such as over-current protection, under-voltage lockout, and thermal shutdown, to enhance system robustness and reliability. The "DGQR" suffix indicates the specific package type and reel format, which is a 16-pin QFN package, providing a compact and thermally efficient solution for modern electronic designs. Overall, the TPS40007DGQR is a versatile and efficient choice for synchronous buck conversion needs.
Equivalent
The TPS40007DGQR is a DC-DC controller from Texas Instruments. Equivalent products with similar functionality from other manufacturers include:
1. LM5085 from Texas Instruments
2. LTC3891 from Analog Devices
3. MAX17574 from Maxim Integrated
4. NCP3020 from ON Semiconductor
5. LM27402 from Texas Instruments
These alternatives can be considered based on similar voltage and current ratings, package type, and application requirements. Always check the datasheets to ensure compatibility with your specific application.
1. LM5085 from Texas Instruments
2. LTC3891 from Analog Devices
3. MAX17574 from Maxim Integrated
4. NCP3020 from ON Semiconductor
5. LM27402 from Texas Instruments
These alternatives can be considered based on similar voltage and current ratings, package type, and application requirements. Always check the datasheets to ensure compatibility with your specific application.
Features
The TPS40007DGQR is a step-down controller from Texas Instruments designed for DC-DC converter applications. Key features include:
1. Wide Input Voltage Range: Operates from 8 V to 40 V, suitable for various power supply systems.
2. Adjustable Output Voltage: Allows customization of output voltage to meet specific application needs.
3. Synchronous Rectification: Improves efficiency by reducing diode losses.
4. Fixed Frequency Operation: Ensures predictable EMI performance with a switching frequency of up to 1 MHz.
5. Programmable Soft Start: Allows for controlled ramp-up of output voltage, reducing inrush current.
6. Voltage Mode Control: Provides stable and accurate output voltage regulation.
7. Overcurrent Protection: Safeguards the system by limiting excessive current flow.
8. Thermal Shutdown: Enhances reliability by shutting down the device during over-temperature conditions.
9. Compact Package: Available in a small, 16-pin TSSOP package, ideal for space-constrained applications.
These features make the TPS40007DGQR suitable for a variety of power management applications requiring efficient and reliable voltage regulation.
1. Wide Input Voltage Range: Operates from 8 V to 40 V, suitable for various power supply systems.
2. Adjustable Output Voltage: Allows customization of output voltage to meet specific application needs.
3. Synchronous Rectification: Improves efficiency by reducing diode losses.
4. Fixed Frequency Operation: Ensures predictable EMI performance with a switching frequency of up to 1 MHz.
5. Programmable Soft Start: Allows for controlled ramp-up of output voltage, reducing inrush current.
6. Voltage Mode Control: Provides stable and accurate output voltage regulation.
7. Overcurrent Protection: Safeguards the system by limiting excessive current flow.
8. Thermal Shutdown: Enhances reliability by shutting down the device during over-temperature conditions.
9. Compact Package: Available in a small, 16-pin TSSOP package, ideal for space-constrained applications.
These features make the TPS40007DGQR suitable for a variety of power management applications requiring efficient and reliable voltage regulation.
Pinout
The TPS40007DGQR is a DC-DC synchronous buck controller IC. It comes in a 24-pin TSSOP (Thin Shrink Small Outline Package) with the following pin functions:
1. VIN: Input supply voltage.
2. GND: Ground connection.
3. COMP: Compensation for error amplifier.
4. FB: Feedback voltage input.
5. SS/ENA: Soft-start and enable.
6. SYNC: Synchronization input.
7. RT: Timing resistor to set frequency.
8. NC: No connection.
9. BP5: 5V bias output.
10. VDD: IC supply voltage.
11. HDRV: High-side gate driver output.
12. SW: Switch node.
13. ISNS+: Positive current sense input.
14. ISNS-: Negative current sense input.
15. LDRV: Low-side gate driver output.
16. PGND: Power ground.
17. NC: No connection.
18. ILIM: Current limit set.
19. NC: No connection.
20. NC: No connection.
21. NC: No connection.
22. NC: No connection.
23. NC: No connection.
24. VBIAS: Bias voltage input.
This IC is typically used in applications requiring efficient power conversion, such as in computers and communication equipment.
1. VIN: Input supply voltage.
2. GND: Ground connection.
3. COMP: Compensation for error amplifier.
4. FB: Feedback voltage input.
5. SS/ENA: Soft-start and enable.
6. SYNC: Synchronization input.
7. RT: Timing resistor to set frequency.
8. NC: No connection.
9. BP5: 5V bias output.
10. VDD: IC supply voltage.
11. HDRV: High-side gate driver output.
12. SW: Switch node.
13. ISNS+: Positive current sense input.
14. ISNS-: Negative current sense input.
15. LDRV: Low-side gate driver output.
16. PGND: Power ground.
17. NC: No connection.
18. ILIM: Current limit set.
19. NC: No connection.
20. NC: No connection.
21. NC: No connection.
22. NC: No connection.
23. NC: No connection.
24. VBIAS: Bias voltage input.
This IC is typically used in applications requiring efficient power conversion, such as in computers and communication equipment.
Manufacturer
The TPS40007DGQR is a product manufactured by Texas Instruments (TI). Texas Instruments is a global technology company headquartered in Dallas, Texas. It specializes in designing and manufacturing semiconductors and various integrated circuits, which are utilized in a wide range of electronic systems. TI is particularly known for its analog chips and embedded processors, which are integral components in various applications, including consumer electronics, automotive systems, industrial machinery, and communications technology.
Founded in 1930, Texas Instruments has a long history of innovation and has been a significant player in the electronics industry, contributing to advancements in both technology and manufacturing processes. The company focuses on providing solutions that enhance the performance and efficiency of electronic devices, offering a broad portfolio of products that cater to markets such as automotive, industrial, personal electronics, communications, and enterprise systems.
In summary, Texas Instruments, the manufacturer of the TPS40007DGQR, is a leading semiconductor company known for its extensive range of high-quality electronic components and its commitment to technological advancement.
Founded in 1930, Texas Instruments has a long history of innovation and has been a significant player in the electronics industry, contributing to advancements in both technology and manufacturing processes. The company focuses on providing solutions that enhance the performance and efficiency of electronic devices, offering a broad portfolio of products that cater to markets such as automotive, industrial, personal electronics, communications, and enterprise systems.
In summary, Texas Instruments, the manufacturer of the TPS40007DGQR, is a leading semiconductor company known for its extensive range of high-quality electronic components and its commitment to technological advancement.
Application
The TPS40007DGQR is a DC-DC controller primarily used in power management applications. Its main application areas include:
1. Telecommunications Equipment: For stable power supply conversion.
2. Industrial Power Systems: Used in regulating and controlling power in industrial devices.
3. Computer and Server Power Supplies: Helps in efficient power management for computers and servers.
4. Consumer Electronics: Provides power regulation for various electronic devices.
5. Automotive Systems: Used in vehicular power systems for efficient energy conversion.
These applications benefit from the TPS40007DGQR’s features like programmable operating frequency, voltage mode control, and synchronization capabilities, offering efficient and reliable power management.
1. Telecommunications Equipment: For stable power supply conversion.
2. Industrial Power Systems: Used in regulating and controlling power in industrial devices.
3. Computer and Server Power Supplies: Helps in efficient power management for computers and servers.
4. Consumer Electronics: Provides power regulation for various electronic devices.
5. Automotive Systems: Used in vehicular power systems for efficient energy conversion.
These applications benefit from the TPS40007DGQR’s features like programmable operating frequency, voltage mode control, and synchronization capabilities, offering efficient and reliable power management.
Package
The TPS40007DGQR is a TI Buck Controller IC housed in a 16-pin SSOP (Shrink Small-Outline Package). This package type is designed to offer a compact form while providing reliable performance for power regulation applications.