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TPS5430QDDARQ1
+StücklisteIC REG BUCK ADJUSTABLE 3A 8SOPWR
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HerstellerTexas Instruments
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Herstellerteil #TPS5430QDDARQ1
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Paket SOIC-8
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Auf Lager1218
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Spezifikationen
| Attribut | Wert |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | Automotive, AEC-Q100, SWIFT™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 5.5V |
| Voltage-Input(Max) | 36V |
| Voltage-Output(Min/Fixed) | 1.221V |
| Voltage-Output(Max) | 32.04V |
| Current-Output | 3A |
| Frequency-Switching | 500kHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-PowerSOIC (0.154, 3.90mm Width) |
Übersicht
Description
The TPS5430QDDARQ1 is a high-efficiency, step-down DC-DC converter designed by Texas Instruments. It is part of the TPS5430-Q1 series, which caters to automotive applications due to its compliance with AEC-Q100 standards. The device operates with an input voltage range of 5.5V to 36V and provides a fixed 3.3V or adjustable output voltage, delivering up to 3A of continuous output current. The TPS5430QDDARQ1 features a robust integrated 3A switch that eliminates the need for external components, enhancing design simplicity and reliability.
It supports a 500 kHz fixed switching frequency for smaller external components and quick transient response. With a thermal shutdown feature and current limit protection, it ensures safe operating conditions. The converter is also equipped with an under-voltage lockout, preventing faulty operation during low input voltage scenarios. Housed in a thermally enhanced SOIC-8 package, the TPS5430QDDARQ1 is ideal for space-constrained applications in automotive power supplies, battery chargers, and industrial power systems.
It supports a 500 kHz fixed switching frequency for smaller external components and quick transient response. With a thermal shutdown feature and current limit protection, it ensures safe operating conditions. The converter is also equipped with an under-voltage lockout, preventing faulty operation during low input voltage scenarios. Housed in a thermally enhanced SOIC-8 package, the TPS5430QDDARQ1 is ideal for space-constrained applications in automotive power supplies, battery chargers, and industrial power systems.
Equivalent
Equivalent products to the TPS5430QDDARQ1, a DC-DC step-down (buck) converter, include:
1. LM2675 by Texas Instruments
2. LM2596 by Texas Instruments
3. MP1584 by MPS (Monolithic Power Systems)
4. L4971 by STMicroelectronics
5. AP1509 by Diodes Incorporated
These alternatives offer similar functionality but check datasheets for specific voltage, current ratings, and features to ensure compatibility.
1. LM2675 by Texas Instruments
2. LM2596 by Texas Instruments
3. MP1584 by MPS (Monolithic Power Systems)
4. L4971 by STMicroelectronics
5. AP1509 by Diodes Incorporated
These alternatives offer similar functionality but check datasheets for specific voltage, current ratings, and features to ensure compatibility.
Features
The TPS5430QDDARQ1 is a step-down (buck) converter from Texas Instruments, designed for automotive applications. Key features include:
1. Input Voltage Range: Supports a wide input voltage range from 5.5 V to 36 V, suitable for automotive battery systems.
2. Output Current: Can deliver up to 3 A of continuous output current.
3. Switching Frequency: Operates at a fixed switching frequency of 500 kHz, allowing for smaller external components.
4. High Efficiency: Provides high efficiency across a wide load range, due to its low RDS(on) MOSFET.
5. Thermal Shutdown: Integrated thermal shutdown and current limit protection enhance reliability.
6. Adjustable Output: The output voltage is adjustable via an external resistor divider, offering flexibility for different applications.
7. Enable Pin: Features an enable pin for easy on/off control.
8. Automotive Qualification: AEC-Q100 qualified, ensuring its suitability for automotive environments.
9. Package: Available in an 8-pin SO PowerPAD™ package, which helps with heat dissipation.
These features make it a robust choice for automotive power management systems.
1. Input Voltage Range: Supports a wide input voltage range from 5.5 V to 36 V, suitable for automotive battery systems.
2. Output Current: Can deliver up to 3 A of continuous output current.
3. Switching Frequency: Operates at a fixed switching frequency of 500 kHz, allowing for smaller external components.
4. High Efficiency: Provides high efficiency across a wide load range, due to its low RDS(on) MOSFET.
5. Thermal Shutdown: Integrated thermal shutdown and current limit protection enhance reliability.
6. Adjustable Output: The output voltage is adjustable via an external resistor divider, offering flexibility for different applications.
7. Enable Pin: Features an enable pin for easy on/off control.
8. Automotive Qualification: AEC-Q100 qualified, ensuring its suitability for automotive environments.
9. Package: Available in an 8-pin SO PowerPAD™ package, which helps with heat dissipation.
These features make it a robust choice for automotive power management systems.
Pinout
The TPS5430QDDARQ1 is a 5-pin step-down DC-DC converter. It is part of Texas Instruments' automotive-qualified power management ICs. Here is a brief overview of its pin functions:
1. Pin 1 (BOOT): This is the bootstrap capacitor connection. It provides the gate drive voltage for the high-side N-channel MOSFET.
2. Pin 2 (VIN): This pin is the input voltage supply, which can range from 5.5V to 36V.
3. Pin 3 (SW): This is the switch node output, connected to the inductor. It is the point where the inductor is connected to the internal MOSFETs.
4. Pin 4 (GND): Ground pin, used as a reference point for the device.
5. Pin 5 (FB): This is the feedback pin. It is used to set the output voltage by connecting it to a resistor divider network, which feeds back the output voltage to the device for regulation.
The TPS5430QDDARQ1 is used in various automotive applications for efficient power conversion, providing a regulated output voltage from a higher voltage input source.
1. Pin 1 (BOOT): This is the bootstrap capacitor connection. It provides the gate drive voltage for the high-side N-channel MOSFET.
2. Pin 2 (VIN): This pin is the input voltage supply, which can range from 5.5V to 36V.
3. Pin 3 (SW): This is the switch node output, connected to the inductor. It is the point where the inductor is connected to the internal MOSFETs.
4. Pin 4 (GND): Ground pin, used as a reference point for the device.
5. Pin 5 (FB): This is the feedback pin. It is used to set the output voltage by connecting it to a resistor divider network, which feeds back the output voltage to the device for regulation.
The TPS5430QDDARQ1 is used in various automotive applications for efficient power conversion, providing a regulated output voltage from a higher voltage input source.
Manufacturer
The TPS5430QDDARQ1 is manufactured by Texas Instruments (TI). Texas Instruments is a global company that designs and manufactures semiconductors and various integrated circuits. It is one of the largest producers of analog technology components and embedded processors, and its products are used in a wide range of electronic devices and systems, including consumer electronics, automotive applications, industrial equipment, and more. TI is known for its innovation in the semiconductor industry and provides components that contribute to the functionality of modern electronic applications.
Application
The TPS5430QDDARQ1 is a step-down switch-mode power supply regulator designed for automotive applications. Its primary application areas include providing efficient power conversion in automotive systems, such as infotainment systems, advanced driver-assistance systems (ADAS), body control modules, and engine control units (ECUs). It is also suitable for powering other automotive electronic components that require stable voltage regulation, making it ideal for battery-powered systems and applications where compact size and high efficiency are necessary.
Package
The TPS5430QDDARQ1 is a DC-DC converter from Texas Instruments, packaged in an 8-pin SOIC (Small Outline Integrated Circuit) with a DDA package designation. It is designed for automotive applications, providing efficient step-down voltage conversion. The package is compact, allowing for efficient thermal management and ease of placement on circuit boards.
