XC9288A17DPR-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9288A17DPR-G is a synchronous buck converter from the HiSAT-COT series by Torex Semiconductor. It operates with an input voltage range of 2.5 V to 5.5 V and provides a fixed output voltage of 1.7 V at up to 1.5 A. The device features a switching frequency of 1.2 MHz and ultra-low quiescent current of 15 uA. It utilizes PWM/PFM auto control for efficiency optimization. The component is housed in a compact SOT-89-5 package, suitable for surface mount applications across a temperature range of -40°C to +105°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• HiSAT-COT technology enables stable operation with small external components
• PWM/PFM auto control optimizes efficiency across load conditions
• Ultra-low quiescent current supports extended battery life
• Integrated shutdown function reduces standby power consumption

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient step-down regulation
• Battery-powered systems needing low standby current
• Embedded circuits within mobile communication equipment
• Consumer electronics utilizing single-cell lithium-ion power sources

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix DPR-G against official Torex documentation to confirm pinout and thermal characteristics. Ensure compatibility with required output voltage tolerance. Check RoHS compliance status through manufacturer datasheets. Confirm availability constraints as distribution channels may vary. Validate package dimensions against PCB footprint requirements before integration.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this part when a fixed 1.7 V output is required from a 2.5 V to 5.5 V input source. The 1.5 A current capability suits moderate load applications. Consider the SOT-89-5 package for space-constrained designs. Evaluate the 1.2 MHz frequency for trade-offs between component size and EMI. Verify that the 15 uA quiescent current meets system sleep mode specifications.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the XC9288 series of synchronous buck converters. The series is characterized by HiSAT-COT architecture and high efficiency. Other variants in the family offer different fixed output voltages while sharing similar electrical parameters and packaging. The XC9288A17DPR-G specifically targets applications requiring precise 1.7 V regulation.

Voltage Regulators - DC DC Switching Regulators FAQ

What control mode does the XC9288A17DPR-G use?

It employs PWM/PFM auto control to maintain high efficiency under varying load conditions.

Is the output voltage adjustable?

No, the XC9288A17DPR-G provides a fixed output voltage of 1.7 V.