KTB8331EEDAA-TR

Voltage Regulators - DC DC Switching Regulators Overview

The KTB8331EEDAA-TR is a low-voltage, I2C programmable buck regulator manufactured by Kinetic Technologies. It operates with an input voltage range of 2.7 V to 5.5 V and delivers up to 3 A of output current. The device features a fixed switching frequency of 2.4 MHz and supports dynamic voltage scaling (DVS) with multiple ramp rates. Output voltage is programmable from 600 mV to 3.345 V with high accuracy. It includes integrated protections for over-current, short-circuit, under/over-voltage, and thermal shutdown. The component is housed in a 15-bump WLCSP package measuring 1.34 x 2.045 mm.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• I2C programmable architecture enabling precise digital control of output voltage and operational parameters
• Adaptive-on-time topology optimized for fast transient response and high efficiency across load conditions
• Integrated dynamic voltage scaling with selectable ramp rates for smooth power transitions
• Comprehensive protection suite including thermal shutdown, over-current limiting, and fault flagging

Voltage Regulators - DC DC Switching Regulators Applications

• CPU and GPU core power supply
• DSP and baseband processor power delivery
• DDR memory interface power
• Sensor and analog circuit power rails

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix EEDAA against official Kinetic Technologies documentation to confirm default register settings and pin compatibility. Ensure the ordering part number matches the required package variant and temperature rating. Cross-reference with distributor specifications to confirm RoHS compliance and moisture sensitivity levels prior to procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this regulator for designs requiring compact solution size and high precision voltage regulation. The 2.4 MHz switching frequency allows for small external inductors and capacitors. Verify that the system requires I2C programmability and DVS capabilities. Confirm that the input voltage range aligns with the available power source and that the 3 A output current meets the peak load requirements.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the KTB8331 family of low-voltage buck regulators designed for mobile and non-mobile applications. It shares functional similarities with other industry-standard regulators but offers specific I2C programmability and adaptive-on-time control. The family is targeted at applications demanding high efficiency and minimal footprint in power management systems.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

The datasheet indicates pin and register compatibility with the FAN53526. Verify electrical parameter alignment before substitution.