XC9287B11DER-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9287B11DER-G is a synchronous buck converter from the HiSAT-COT series by Torex Semiconductor. It operates with a fixed output voltage of 1.1 V and supports an output current of 1.5 A. The device accepts an input voltage range of 2.5 V to 5.5 V. Key electrical parameters include a quiescent current of 15 uA, a switching frequency of 3 MHz, and PWM control topology. It functions within a temperature range of -40°C to +105°C and utilizes a USP-C-EP-6 package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates HiSAT-COT technology for stable operation without requiring external compensation components
• Features built-in synchronous rectification with Nch-Nch driver FETs for high efficiency
• Includes a shutdown function to minimize power consumption during standby modes

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient step-down conversion
• Battery-powered systems utilizing single-cell lithium-ion inputs
• Embedded circuits needing low quiescent current operation

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'DER' confirms the USP-C-EP-6 package and 3 MHz frequency variant. Confirm RoHS compliance status via official documentation before integration. Ensure input voltage requirements align with the 2.5V minimum specification. Check regional distribution availability as some variants may have shipping restrictions.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this model when a fixed 1.1 V output is required at up to 1.5 A load. The 3 MHz switching frequency allows for smaller passive components compared to lower frequency alternatives. Suitable for designs constrained by the USP-C-EP-6 footprint. Verify thermal performance under maximum load conditions within the specified operating temperature range.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the XC9287 family of HiSAT-COT synchronous buck converters. The series is characterized by high integration and compact packaging options. Variants differ primarily in fixed output voltage settings and switching frequencies, allowing designers to tailor efficiency and size requirements for specific power management applications.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Cross-reference with other XC9287BxxDER-G variants for different fixed output voltages. Ensure pin compatibility if substituting within the same package type. Verify that the replacement part maintains the required 1.5 A output current capability and 3 MHz switching frequency.