XC9289B12D1R-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9289B12D1R-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 1.2 V at up to 1.5 A. The device features a switching frequency of 1.2 MHz and a typical quiescent current of 15 uA. It is housed in an LGA-8B01-8 package and supports operation temperatures from -40°C to +105°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• HiSAT-COT architecture enables stable operation using small external components without requiring compensation circuits.
• Integrated synchronous rectification improves power conversion efficiency across various load conditions.

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient step-down regulation
• Battery-powered systems needing low standby current consumption
• Embedded modules utilizing standard logic voltage levels

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix '12D1' confirms the fixed 1.2 V output setting, as variations exist within the XC9289 family. Ensure compatibility with the LGA-8B01-8 footprint during procurement. Confirm RoHS compliance status through official documentation before finalizing orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 1.2 V output is required from a 2.5 V to 5.5 V source. The 1.5 A capacity suits moderate load applications. Consider the 1.2 MHz frequency for balancing component size and efficiency needs compared to higher-frequency alternatives.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9289 series of synchronous buck converters. It shares the HiSAT-COT topology with other variants but differs in output voltage settings defined by internal resistor networks. The series targets compact power management solutions for mobile and IoT applications.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

XC9289B1MC1R-G offers a 1.95 V output. XC9289B2EC1R-G provides 2.45 V. XC9289B23C1R-G supplies 2.3 V. XC9289B2KC1R-G delivers 2.75 V. XC9289B2LC1R-G outputs 2.85 V. All share identical packaging and electrical characteristics except for the fixed output voltage.

Voltage Regulators - DC DC Switching Regulators FAQ

What is the maximum input voltage for the XC9289B12D1R-G?

The maximum input voltage is 5.5 V.

Does this converter require external compensation?

No, the HiSAT-COT architecture eliminates the need for compensation circuits.