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TPS40054PWPR
+NomenclatureIC REG CTRLR BUCK 16HTSSOP
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FabricantTexas Instruments
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Pièce fabricant #TPS40054PWPR
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Fiche technique TPS40054PWPR DataSheet
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En stock4484
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Spécifications
| Attribut | Valeur |
| Part Status | Not For New Designs |
| Output Type | Transistor Driver |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Number of Outputs | 1 |
| Output Phases | 1 |
| Voltage - Supply (Vcc/Vdd) | 8V ~ 40V |
| Frequency - Switching | Up to 1MHz |
| Duty Cycle (Max) | 94% |
| Synchronous Rectifier | Yes |
| Clock Sync | Yes |
| Control Features | Current Limit, Enable, Frequency Control, Soft Start |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 16-PowerTSSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 16-HTSSOP |
| Base Product Number | TPS40054 |
Présentation
Description
The TPS40054PWPR is a high-performance synchronous step-down (buck) voltage regulator from Texas Instruments. It is designed to provide efficient power conversion for various applications, including telecommunications, consumer electronics, and industrial systems. The device features an input voltage range of 4.5V to 17V and can deliver an output voltage adjustable from 0.8V to 90% of the input voltage.
With a maximum output current of 25A, the TPS40054 integrates a high-side and low-side MOSFET, allowing for high efficiency and reduced thermal management challenges. It incorporates advanced features such as a voltage mode control architecture, programmable soft-start, over-current protection, and thermal shutdown. The device operates at a switching frequency that can be set externally, which helps optimize efficiency and minimize component size.
The TPS40054 is available in a PowerPAD™ package, which aids in heat dissipation and simplifies PCB design. Overall, it is suitable for a wide range of applications requiring reliable and efficient DC-DC conversion.
With a maximum output current of 25A, the TPS40054 integrates a high-side and low-side MOSFET, allowing for high efficiency and reduced thermal management challenges. It incorporates advanced features such as a voltage mode control architecture, programmable soft-start, over-current protection, and thermal shutdown. The device operates at a switching frequency that can be set externally, which helps optimize efficiency and minimize component size.
The TPS40054 is available in a PowerPAD™ package, which aids in heat dissipation and simplifies PCB design. Overall, it is suitable for a wide range of applications requiring reliable and efficient DC-DC conversion.
Equivalent
The TPS40054PWPR is a step-down (buck) DC-DC converter. Equivalent products include the LM2596, LT1083, and LM2675. These alternatives also provide adjustable output voltage, high efficiency, and are suitable for similar applications. It's important to verify specific parameters such as output current, voltage range, and package type to ensure compatibility with your design requirements.
Features
The TPS40054PWPR is a high-performance, step-down voltage regulator from Texas Instruments. Key features include:
1. Wide Input Voltage Range: Operates from 4.5V to 17V, accommodating various power supply needs.
2. Adjustable Output Voltage: Output voltage can be set from 1.2V to 5.5V, allowing flexibility for different applications.
3. High Efficiency: Offers up to 95% efficiency, minimizing heat generation and improving overall performance.
4. Current Limit and Thermal Shutdown: Integrated protections to prevent damage in overcurrent or overheating conditions.
5. Sync Capability: Can be synchronized to an external clock, reducing system noise.
6. Soft-start Feature: Reduces inrush current during startup.
7. Compact Package: Available in a 28-pin HTQFP package, suitable for space-constrained designs.
8. Switching Frequency: Adjustable frequency of up to 1 MHz, optimizing trade-offs between size and efficiency.
These features make the TPS40054PWPR suitable for a variety of applications, including telecommunications, industrial, and consumer electronics.
1. Wide Input Voltage Range: Operates from 4.5V to 17V, accommodating various power supply needs.
2. Adjustable Output Voltage: Output voltage can be set from 1.2V to 5.5V, allowing flexibility for different applications.
3. High Efficiency: Offers up to 95% efficiency, minimizing heat generation and improving overall performance.
4. Current Limit and Thermal Shutdown: Integrated protections to prevent damage in overcurrent or overheating conditions.
5. Sync Capability: Can be synchronized to an external clock, reducing system noise.
6. Soft-start Feature: Reduces inrush current during startup.
7. Compact Package: Available in a 28-pin HTQFP package, suitable for space-constrained designs.
8. Switching Frequency: Adjustable frequency of up to 1 MHz, optimizing trade-offs between size and efficiency.
These features make the TPS40054PWPR suitable for a variety of applications, including telecommunications, industrial, and consumer electronics.
Pinout
The TPS40054PWPR is a high-efficiency synchronous buck controller from Texas Instruments. It features a pin count of 16.
The key functions of the pins include:
1. VIN: Input voltage supply.
2. GND: Ground reference.
3. SW: Switch node for the inductor connection.
4. VOUT: Output voltage sensing.
5. COMP: Compensation network connection for stability.
6. CSN/ CSP: Current sense inputs for overcurrent protection.
7. RAMP: Ramp signal input for PWM control.
8. SYNC: Synchronization input for external clock.
9. PGND: Power ground for high-current paths.
10. EN: Enable pin to turn the controller on/off.
11. FB: Feedback voltage input for regulation.
12. SS: Soft-start capacitor connection.
13. TRIP: Overvoltage protection setting.
14. CT: Timing capacitor connection for frequency adjustments.
15. DTC: Dithering control for reducing ripple.
16. VREF: Reference voltage output.
This configuration allows for efficient voltage regulation applications.
The key functions of the pins include:
1. VIN: Input voltage supply.
2. GND: Ground reference.
3. SW: Switch node for the inductor connection.
4. VOUT: Output voltage sensing.
5. COMP: Compensation network connection for stability.
6. CSN/ CSP: Current sense inputs for overcurrent protection.
7. RAMP: Ramp signal input for PWM control.
8. SYNC: Synchronization input for external clock.
9. PGND: Power ground for high-current paths.
10. EN: Enable pin to turn the controller on/off.
11. FB: Feedback voltage input for regulation.
12. SS: Soft-start capacitor connection.
13. TRIP: Overvoltage protection setting.
14. CT: Timing capacitor connection for frequency adjustments.
15. DTC: Dithering control for reducing ripple.
16. VREF: Reference voltage output.
This configuration allows for efficient voltage regulation applications.
Manufacturer
The TPS40054PWPR is manufactured by Texas Instruments (TI), a leading global semiconductor company. Founded in 1930 and headquartered in Dallas, Texas, Texas Instruments specializes in designing and manufacturing a wide range of electronic components, including analog chips, embedded processors, and digital signal processors. The company serves various industries, including automotive, industrial, communications, and consumer electronics. Texas Instruments is well-known for its innovation and contributions to the development of integrated circuits and semiconductor technology, focusing on enhancing efficiency and performance in electronic devices.
Application
The TPS40054PWPR is a high-performance step-down (buck) DC-DC converter primarily used in applications requiring efficient power management. Key areas include:
1. Telecommunications: For powering network equipment and base stations.
2. Industrial Automation: In automation and control systems for reliable voltage regulation.
3. Consumer Electronics: Powering devices like laptops and tablets.
4. Automotive: For powering infotainment systems and other electronic components.
5. LED Lighting: Providing regulated power to LED drivers.
Its versatility and efficiency make it suitable for diverse applications in various sectors.
1. Telecommunications: For powering network equipment and base stations.
2. Industrial Automation: In automation and control systems for reliable voltage regulation.
3. Consumer Electronics: Powering devices like laptops and tablets.
4. Automotive: For powering infotainment systems and other electronic components.
5. LED Lighting: Providing regulated power to LED drivers.
Its versatility and efficiency make it suitable for diverse applications in various sectors.
Package
The TPS40054PWPR is packaged in a TSSOP (Thin Shrink Small Outline Package) with a thermal pad. This type of package is designed for surface mounting and provides good thermal performance and space efficiency.
