Overview
The TPS54060ADGQ is a 0.5-A, 60-V step-down DC-DC converter produced by Texas Instruments. This device features an integrated high-side n-channel MOSFET and is designed for high-efficiency power supply applications. It operates over a wide input voltage range of 3.5V to 60V and can deliver a continuous output current of 0.5 amperes. The TPS54060ADGQ incorporates various advanced features such as Eco-Mode™ for high efficiency at light loads, adjustable slow start and sequencing, and a power good comparator to ensure reliable operation.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Input Voltage Range | 3.5 | 60 | V | |
| Output Current | 0.5 | A | ||
| High-Side MOSFET On-Resistance | 200 mΩ | |||
| Switching Frequency Range | 100 kHz | 2.5 MHz | ||
| Operating Quiescent Current | 116 μA | |||
| Shutdown Current | 1.3 μA | |||
| Internal Voltage Reference | 0.8 V | |||
| Thermal Shutdown | 182 °C | |||
| Package Types | MSOP-10, 3mm x 3mm VSON-10 |
Key Features
- High efficiency at light loads with Eco-Mode™
- Adjustable slow start and sequencing
- Power good comparator with open drain output
- Integrated high-side n-channel MOSFET with 200 mΩ on-resistance
- Wide switching frequency range of 100 kHz to 2.5 MHz
- Adjustable UVLO voltage and hysteresis
- Frequency foldback and thermal shutdown for overload protection
- Internal phase lock loop (PLL) for synchronization with external clock
- Supported by WEBENCH® and SwitcherPro™ software tools
Applications
- 12-V, 24-V, and 48-V industrial and commercial low power systems
- Aftermarket auto accessories: video, GPS, entertainment systems
- General high-efficiency DC-DC conversion in various electronic devices
Q & A
- What is the input voltage range of the TPS54060ADGQ?
The input voltage range is from 3.5V to 60V.
- What is the maximum output current of the TPS54060ADGQ?
The maximum output current is 0.5 amperes.
- What is the on-resistance of the high-side MOSFET in the TPS54060ADGQ?
The on-resistance of the high-side MOSFET is 200 mΩ.
- What is the switching frequency range of the TPS54060ADGQ?
The switching frequency range is from 100 kHz to 2.5 MHz.
- How does the Eco-Mode™ feature work in the TPS54060ADGQ?
The Eco-Mode™ reduces the no-load supply current to 116 μA and implements a pulse current mode control to improve efficiency at light loads.
- What is the purpose of the power good comparator in the TPS54060ADGQ?
The power good comparator asserts when the regulated output voltage is within 94% to 107% of the nominal output voltage, indicating that the output is within the specified range.
- How does the thermal shutdown feature protect the TPS54060ADGQ?
The thermal shutdown feature turns off the high-side MOSFET when the junction temperature exceeds 182 °C, protecting the device from overheating.
- What software tools support the TPS54060ADGQ?
The TPS54060ADGQ is supported by WEBENCH® and SwitcherPro™ software tools.
- What are the typical applications of the TPS54060ADGQ?
Typical applications include 12-V, 24-V, and 48-V industrial and commercial low power systems, and aftermarket auto accessories such as video, GPS, and entertainment systems.
- How does the slow start/tracking feature work in the TPS54060ADGQ?
The slow start/tracking feature minimizes inrush currents and provides power supply sequencing during power-up using an external capacitor connected to the SS/TR pin.
