TPS65270
Features
- 1 Wide Input Supply Voltage Range: 4.5 V to 18 V
- 0.8 V, ±1% Accuracy Reference
- Up to 2-A (Buck 1) and 3-A (Buck 2) Maximum
Continuous Output Loading Current
- Low-Power Pulse Skipping Mode to Achieve High
Light Load Efficiency
- Adjustable Switching Frequency
300 k Hz to 1.4 MHz Set by External Resistor
- Startup With a Prebiased Output Voltage
- Dedicated Enable and Soft Start for Each Buck
- Peak Current-Mode Control With Simple pensation Circuit
- Cycle-by-Cycle Overcurrent Protection
- 180° Out-of-Phase Operation to Reduce Input
Capacitance and Power Supply Induced Noise
- Available in 24-Lead Thermally Enhanced
HTSSOP (PWP) and VQFN 4-mm × 4-mm (RGE) Packages
2 Applications
- DTV
- DSL Modems
- Cable Modems
- Set-Top Boxes
- Car DVD Players
- Home Gateway and Access Point Networks
- Wireless Routers
3 Description
The TPS65270 is a monolithic, dual synchronous buck regulator with a wide operating input voltage that can operate in 5-V, 9-V, 12-V, or 15-V bus voltages...
