IS6607A

Voltage Regulators - DC DC Switching Regulators Overview

The IS6607A is a high power density, fully integrated synchronous buck converter from Innovisionsemi. It supports an input voltage range of 2.4V to 16V with external bias or 3.5V to 16V with internal bias. The device delivers up to 20A continuous output current with an output voltage range of 0.6V to 5.5V. It features Turbo Constant On Time control for fast transient response and offers programmable switching frequencies of 600kHz, 800kHz, and 1MHz. The component includes an integrated LDO, differential remote sensing, and protection against overcurrent, overvoltage, undervoltage, and overtemperature.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Turbo Constant On Time control algorithm ensures fast transient response and allows the use of pure MLCC output capacitors.
• Integrated LDO suitable for single-input supply conditions, with optional external bias for maximizing efficiency.
• Differential remote sensing scheme achieves ±1% output voltage tolerance over the full temperature range.
• Programmable switching frequency selection among 600kHz, 800kHz, and 1MHz modes.

Voltage Regulators - DC DC Switching Regulators Applications

• Single-input supply systems requiring wide input voltage ranges
• Applications demanding high power density and fast transient response
• Systems utilizing pure MLCC output capacitors for space and cost savings

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific datasheet revision, as the source indicates Rev2.6 dated May 2020. Confirm that the input voltage range matches your system requirements, specifically noting the difference between internal and external bias VCC configurations. Ensure the thermal design accommodates the junction temperature range of -40°C to 125°C under maximum load conditions.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fully integrated synchronous buck converter with 20A capability is required. Consider the TCOT control for superior dynamic performance compared to traditional PWM controllers. Evaluate the need for differential remote sensing to maintain tight voltage regulation accuracy across long PCB traces or varying load conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

The IS6607A belongs to the class of high-power synchronous step-down converters designed for efficiency and compactness. Unlike standard buck ICs, it integrates an LDO and employs a patented constant on-time control strategy. This distinguishes it from voltage-mode or current-mode controlled counterparts by simplifying compensation and enabling smaller output filter components.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Cross-reference with other 20A synchronous buck converters featuring TCOT control if direct replacement is necessary, ensuring compatibility with the 2.4V-16V input range and QFN package dimensions.