SCT12A2DHKR

Voltage Regulators - DC DC Switching Regulators Overview

The SCT12A2DHKR is a fully integrated synchronous boost converter from Silicon Content Technology. It supports an input voltage range of 2.7V to 20V and an output voltage range of 4.5V to 21V. The device integrates high-side and low-side FETs with resistances of 13mΩ and 11mΩ, respectively. It delivers up to 15A switch current with programmable peak current limits. Efficiency reaches 96% at Vin=7.2V, Vout=15V, and Iout=2A. Features include PFM mode operation, programmable switching frequency (200kHz-1.0MHz), load disconnect control via external P-channel MOSFET, and protection against overvoltage and thermal shutdown at 150°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Fully integrated high-side and low-side power FETs for high efficiency
• Programmable peak current limit and switch frequency for flexible design
• External load disconnect control to prevent reverse current flow
• Comprehensive protection including output overvoltage and thermal shutdown

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring wide input voltage ranges
• Battery-powered systems needing efficient step-up conversion
• Applications requiring load disconnect safety features

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix DHKR matches the required package and tape/reel configuration. Confirm the manufacturer is Silicon Content Technology (SCT). Ensure the component is sourced from authorized distributors to guarantee authenticity and traceability. Check for any specific handling requirements associated with the DFN-20L package.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a wide input voltage range up to 20V is required. It is suitable for designs needing high peak currents up to 15A. Consider it for applications where external load disconnect functionality is necessary. Evaluate the trade-off between the programmable frequency range and EMI requirements.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the SCT12A series of synchronous boost converters. It shares architectural similarities with models like SCT12A0 but offers extended input voltage capabilities. The series focuses on high power density and integration within compact DFN packages.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing circuit designs if considering alternative components.

Voltage Regulators - DC DC Switching Regulators FAQ

How is the peak current limit adjusted?

The peak current limit is programmable via an external resistor.

What is the typical shutdown current?

The typical shutdown current is 1uA.