Overview
The TPS54160DGQR is a high-efficiency, 1.5-A, 60-V step-down DC/DC converter produced by Texas Instruments. This device is designed to provide a reliable and efficient power conversion solution for a wide range of applications. It features an integrated high-side MOSFET with a low on-resistance of 200 mΩ, which enhances overall efficiency, especially at light loads. The converter operates in current mode control, allowing for simple external compensation and high efficiency across various load conditions.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Input Voltage Range | 3.5 to 60 | V |
| Output Voltage Range | 0.8 to 58 | V |
| Output Current Range | 0 to 1.5 | A |
| Junction Temperature Range | -40 to 150 | °C |
| Switching Frequency Range | 100 kHz to 2.5 MHz | |
| High-Side MOSFET On-Resistance | 200 mΩ | |
| Quiescent Current | 116 μA | |
| Shutdown Current | 1.3 μA | |
| Package Type | 10-Pin HVSSOP |
Key Features
- High Efficiency: The TPS54160DGQR features high efficiency at light loads due to its pulse skip Eco-mode, which reduces the no-load regulated output supply current to 116 μA.
- Adjustable UVLO Voltage and Hysteresis: The under-voltage lockout (UVLO) voltage is internally set at 2.5 V but can be adjusted using the enable pin.
- Wide Switching Frequency Range: The device operates over a wide switching frequency range of 100 kHz to 2.5 MHz, allowing for optimization of external component size and efficiency.
- Power Good Signal: An open-drain power good signal indicates when the output voltage is within 94% to 107% of its nominal value.
- Thermal Protection: The device includes frequency foldback and thermal shutdown to protect against overload conditions.
- Slow Start and Sequencing: The slow start pin can be configured for sequencing and tracking, allowing for controlled startup and shutdown of the output voltage).
Applications
- Industrial and Commercial Systems: Suitable for 12-V, 24-V, and 48-V systems in industrial and commercial environments).
- Automotive Aftermarket Accessories: Used in aftermarket auto accessories such as video, GPS, and entertainment systems).
- LED Drivers: Can be used as a high-brightness LED driver with constant current supply, as facilitated by the LEDDriver60VSWIFT-CALC design calculator).
Q & A
- What is the input voltage range of the TPS54160DGQR?
The input voltage range is from 3.5 V to 60 V).
- What is the maximum output current of the TPS54160DGQR?
The maximum output current is 1.5 A).
- What is the quiescent current of the TPS54160DGQR in normal operation?
The quiescent current is 116 μA).
- How does the TPS54160DGQR protect against thermal overload?
The device includes frequency foldback and thermal shutdown to protect against thermal overload conditions).
- Can the UVLO voltage be adjusted on the TPS54160DGQR?
- What is the switching frequency range of the TPS54160DGQR?
The switching frequency range is from 100 kHz to 2.5 MHz).
- What type of package is the TPS54160DGQR available in?
The device is available in a 10-Pin HVSSOP package).
- Does the TPS54160DGQR have a power good signal feature?
- Can the TPS54160DGQR be used as an LED driver?
- What is the junction temperature range of the TPS54160DGQR?
