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TPS54560DDAR
+NomenclatureIC REG BCK SPLIT RAIL ADJ 8SOPWR
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FabricantTexas Instruments
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Pièce fabricant #TPS54560DDAR
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Package SOIC-8
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En stock4856
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Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | Eco-Mode™ |
| Part Status | Not For New Designs |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck, Split Rail |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 4.5V |
| Voltage - Input (Max) | 60V |
| Voltage - Output (Min/Fixed) | 0.8V |
| Voltage - Output (Max) | 58.8V |
| Current - Output | 5A |
| Frequency - Switching | 100kHz ~ 2.5MHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
Présentation
Description
Key features include a high-efficiency pulse-width modulation (PWM) controller, an adjustable switching frequency ranging from 100 kHz to 2.5 MHz, and integrated high-side and low-side MOSFETs. These features contribute to reduced component count and increased power density. It also includes protection mechanisms such as overcurrent protection, thermal shutdown, and undervoltage lockout to enhance system reliability. The device is packaged in a thermally enhanced 8-pin SO PowerPAD™ (DDA) package, which helps dissipate heat efficiently. The TPS54560DDAR's versatile design and robust performance make it an ideal choice for developers seeking reliable power solutions.
Equivalent
1. LM2596 - by Texas Instruments and other manufacturers.
2. MP1584 - by Monolithic Power Systems.
3. LT8609 - by Analog Devices.
4. XL4015 - by XLSEMI.
5. L4976 - by STMicroelectronics.
Ensure to compare specific features, input/output voltage, current ratings, and other parameters to ensure compatibility.
Features
1. Input Voltage Range: Operates with an input voltage from 4.5V to 60V, suitable for a wide range of applications.
2. Output Current: Can deliver up to 5A of continuous output current.
3. Efficiency: High efficiency due to its synchronous rectification design.
4. Switching Frequency: Adjustable switching frequency from 100kHz to 2.5MHz, allowing for design flexibility and optimization of efficiency or size.
5. Thermal Performance: Comes in a thermally enhanced 8-pin SO PowerPAD™ package for efficient heat dissipation.
6. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout for increased reliability and safety.
7. Soft Start: Programmable soft-start feature to control inrush current during startup.
8. Feedback Voltage: Provides a precise reference voltage of 0.8V for accurate output regulation.
These features make the TPS54560 suitable for various applications, including industrial automation, automotive systems, and communication equipment.
Pinout
1. VIN (Pin 1): Input voltage supply for the converter.
2. EN (Pin 2): Enable pin to control the converter's output (active high).
3. RT/CLK (Pin 3): Used to set the switching frequency or to synchronize the converter to an external clock.
4. BOOT (Pin 4): Bootstrap capacitor connection for the high-side gate drive.
5. SW (Pin 5): Output switch node, connected to the inductor and diode/capacitor.
6. GND (Pin 6): Ground reference for the device.
7. VSENSE (Pin 7): Feedback input for the voltage regulation loop.
8. COMP (Pin 8): Compensation network connection for loop stability.
The package also includes a thermal pad that should be connected to the ground plane for optimal thermal performance. This device is typically used for applications requiring efficient voltage step-down conversion with adjustable output voltages.