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TPS5432DDAR
+BOMIC REG BUCK ADJUSTABLE 3A 8SOPWR
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제조업체텍사스 인스트루먼트(주)
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제조업체 부품 #TPS5432DDAR
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패키지 HSOIC (DDA)-8
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사양
| 속성 | 가치 |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 2.95V |
| Voltage-Input(Max) | 6V |
| Voltage-Output(Min/Fixed) | 0.808V |
| Voltage-Output(Max) | 4.5V |
| Current-Output | 3A |
| Frequency-Switching | 700kHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-PowerSOIC (0.154, 3.90mm Width) |
개요
Description
The TPS5432DDAR is a step-down (buck) DC-DC converter from Texas Instruments. It's part of the SWIFT™ series, designed for high-efficiency and compact power management solutions. The device is capable of driving up to 3A of continuous output current with a wide input voltage range of 4.5V to 28V, making it suitable for various applications including consumer electronics, industrial systems, and communications equipment.
Key features of the TPS5432DDAR include a high switching frequency of up to 1MHz, which allows for the use of smaller external components and a compact solution size. It also offers an adjustable output voltage range and has integrated protection features such as over-current protection, thermal shutdown, and under-voltage lockout.
The device is designed for high efficiency, often exceeding 90%, and offers a high level of integration to reduce the need for external components. Available in a thermally enhanced 8-pin SO PowerPAD™ package, it is intended for space-constrained and high-performance applications.
Key features of the TPS5432DDAR include a high switching frequency of up to 1MHz, which allows for the use of smaller external components and a compact solution size. It also offers an adjustable output voltage range and has integrated protection features such as over-current protection, thermal shutdown, and under-voltage lockout.
The device is designed for high efficiency, often exceeding 90%, and offers a high level of integration to reduce the need for external components. Available in a thermally enhanced 8-pin SO PowerPAD™ package, it is intended for space-constrained and high-performance applications.
Equivalent
The TPS5432DDAR is a step-down DC-DC converter from Texas Instruments. Equivalent products often include similar buck converters such as the LM2596 by Texas Instruments, LM2675 also by Texas Instruments, the LMR33630 by Texas Instruments, and the MP1584 by Monolithic Power Systems. It's important to compare specifications like input/output voltage range, current rating, and efficiency to ensure compatibility for your specific application. Always verify with datasheets for precise matching.
Features
The TPS5432DDAR is a high-performance, 3A, step-down (buck) converter from Texas Instruments, designed for efficient power management in a variety of applications. Key features include:
1. Wide Input Voltage Range: Supports input voltages from 4.5V to 28V, making it versatile for different power supply configurations.
2. Integrated High-Side MOSFET: Features a 70mΩ high-side MOSFET for efficient power conversion.
3. Adjustable Switching Frequency: Allows switching frequencies from 100kHz to 2.5MHz, optimizing the design for efficiency or size.
4. Low Output Voltage Ripple: Ensures stable output with minimal voltage fluctuations.
5. Cycle-by-Cycle Current Limit: Protects against overcurrent conditions, enhancing reliability.
6. High Efficiency: Achieves up to 95% efficiency, minimizing power loss.
7. Thermal Shutdown: Provides protection by disabling the device when the temperature exceeds a specified threshold.
8. Soft Start: Programmable soft-start feature prevents inrush current during power-up.
9. Compact Package: Available in an 8-pin SO PowerPAD package, saving board space.
These features make the TPS5432DDAR suitable for applications needing robust and efficient voltage regulation, such as industrial, automotive, and telecom systems.
1. Wide Input Voltage Range: Supports input voltages from 4.5V to 28V, making it versatile for different power supply configurations.
2. Integrated High-Side MOSFET: Features a 70mΩ high-side MOSFET for efficient power conversion.
3. Adjustable Switching Frequency: Allows switching frequencies from 100kHz to 2.5MHz, optimizing the design for efficiency or size.
4. Low Output Voltage Ripple: Ensures stable output with minimal voltage fluctuations.
5. Cycle-by-Cycle Current Limit: Protects against overcurrent conditions, enhancing reliability.
6. High Efficiency: Achieves up to 95% efficiency, minimizing power loss.
7. Thermal Shutdown: Provides protection by disabling the device when the temperature exceeds a specified threshold.
8. Soft Start: Programmable soft-start feature prevents inrush current during power-up.
9. Compact Package: Available in an 8-pin SO PowerPAD package, saving board space.
These features make the TPS5432DDAR suitable for applications needing robust and efficient voltage regulation, such as industrial, automotive, and telecom systems.
Pinout
The TPS5432DDAR is a DC-DC buck converter from Texas Instruments. It comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. The key functions of each pin are as follows:
1. VIN: Input voltage supply.
2. EN: Enable pin to turn on or off the device.
3. BOOT: Bootstrap capacitor connection for the high-side FET driver.
4. SW: Switch node, connected to the output inductor.
5. GND: Ground reference for the device.
6. FB: Feedback pin for output voltage regulation.
7. COMP: Compensation pin to connect an external compensation network for stability.
8. RT/CLK: Resistor timing or clock input to set the switching frequency.
The TPS5432 is designed for high-efficiency step-down (buck) conversion and is capable of delivering up to 3A of output current. It is commonly used in applications requiring efficient power conversion with tight regulation and minimal external components.
1. VIN: Input voltage supply.
2. EN: Enable pin to turn on or off the device.
3. BOOT: Bootstrap capacitor connection for the high-side FET driver.
4. SW: Switch node, connected to the output inductor.
5. GND: Ground reference for the device.
6. FB: Feedback pin for output voltage regulation.
7. COMP: Compensation pin to connect an external compensation network for stability.
8. RT/CLK: Resistor timing or clock input to set the switching frequency.
The TPS5432 is designed for high-efficiency step-down (buck) conversion and is capable of delivering up to 3A of output current. It is commonly used in applications requiring efficient power conversion with tight regulation and minimal external components.
Manufacturer
The TPS5432DDAR is manufactured by Texas Instruments (TI). TI is a global semiconductor company that designs and produces a wide range of electronic components and integrated circuits used in various applications, including industrial, automotive, personal electronics, and communications equipment. The company is known for its innovation in analog and embedded processing technologies, providing essential components that power electronic devices worldwide.
Application
The TPS5432DDAR is a DC-DC buck converter used in various applications requiring efficient power management. Its primary application areas include:
1. Telecommunications: Powers base stations and networking equipment.
2. Consumer Electronics: Used in devices like set-top boxes and digital TVs.
3. Computing: Powers motherboards, graphic cards, and memory systems.
4. Industrial Equipment: Supports automation systems and industrial controls.
5. Automotive Systems: Used for infotainment systems and advanced driver-assistance systems (ADAS).
Its compact size and efficiency make it suitable for applications where space and power efficiency are crucial.
1. Telecommunications: Powers base stations and networking equipment.
2. Consumer Electronics: Used in devices like set-top boxes and digital TVs.
3. Computing: Powers motherboards, graphic cards, and memory systems.
4. Industrial Equipment: Supports automation systems and industrial controls.
5. Automotive Systems: Used for infotainment systems and advanced driver-assistance systems (ADAS).
Its compact size and efficiency make it suitable for applications where space and power efficiency are crucial.
Package
The TPS5432DDAR is housed in a 8-pin SO PowerPAD™ package. This package includes an exposed thermal pad to improve heat dissipation and is commonly used in surface-mount applications, providing a compact solution for power management applications.
