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TPS54561QDPRRQ1
+StücklisteIC REG BCK SPLIT RAIL ADJ 10WSON
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HerstellerTexas Instruments
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Herstellerteil #TPS54561QDPRRQ1
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Paket WSON-10
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Auf Lager1724
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7*24 Stunden-Servicegarantie
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Spezifikationen
| Attribut | Wert |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | Automotive, AEC-Q100, Eco-Mode™ |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| 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 |
Übersicht
Description
Key features include an adjustable switching frequency (100 kHz to 2.5 MHz), which allows designers to optimize the efficiency and size of the solution. It also incorporates current mode control for simple external compensation and flexible component selection. The TPS54561QDPRRQ1 offers protection features such as cycle-by-cycle current limit, thermal shutdown, and undervoltage lockout. It is packaged in a thermally enhanced, 8-pin PowerPAD™ package to facilitate heat dissipation.
This converter is widely used in automotive applications like infotainment systems, telematics, and advanced driver-assistance systems (ADAS) where high efficiency and reliability are critical.
Equivalent
1. LMR14050 from Texas Instruments, suitable for similar automotive applications.
2. LT8610 from Analog Devices, offering similar input and output specifications.
3. MP2459 from Monolithic Power Systems, providing comparable performance.
4. MAX15062 from Maxim Integrated, another alternative with similar features.
Always verify specifications and packaging compatibility before selecting an alternative.
Features
1. Wide Input Voltage Range: It supports an input voltage range from 4.5V to 60V, making it suitable for various automotive battery configurations.
2. Adjustable Output Voltage: The converter can be configured to provide output voltages as low as 0.8V, allowing flexibility in power supply design.
3. High Efficiency: It boasts up to 95% efficiency, reducing power loss and heat generation.
4. 5A Output Current: The device can deliver up to 5A of continuous output current, suitable for powering various components.
5. Switching Frequency: It features a fixed 100 kHz to 2.5 MHz switching frequency, allowing optimization between efficiency and component size.
6. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout for enhanced reliability.
7. Thermal Performance: The device is offered in a thermally enhanced package, improving thermal management.
8. Automotive Qualification: AEC-Q100 qualified, ensuring reliability in automotive environments.
This combination of features makes the TPS54561QDPRRQ1 ideal for automotive power management systems.
Pinout
The TPS54561QDPRRQ1 comes in an 8-pin PowerPAD HTSSOP package. Here is a brief description of its pin functions:
1. BOOT: Bootstrap capacitor connection for the high-side FET driver.
2. VIN: Input voltage supply that powers the device.
3. SW: Switch node, connecting the internal power MOSFETs to the inductor.
4. GND: Ground pin for the device.
5. VSENSE: Feedback pin for output voltage regulation.
6. COMP: Compensation pin to stabilize the control loop.
7. EN: Enable pin to turn the device on or off.
8. RT/CLK: Sets the switching frequency and synchronizes to an external clock.
The device operates with a wide input voltage range and is designed for efficient power conversion, making it suitable for automotive and industrial applications.