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RT8126B Datasheet High Efficiency Single Synchronous Buck Pwm Controller

Manufacturer: Richtek

Overview: ® RT8126A/B/C High Efficiency Single Synchronous Buck PWM Controller.

This datasheet includes multiple variants, all published together in a single manufacturer document.

General Description

The RT8126A/B/C PWM controller provides high efficiency, excellent transient response, and high DC output accuracy needed for stepping down high voltage batteries to generate low voltage CPU core, I/O, and chipset RAM supplies in notebook puters.

The constant on-time PWM control scheme handles wide input/output voltage ratios with ease and provides 100ns “instant-on” response to load transients while maintaining a relatively constant switching frequency.

The RT8126A/B/C achieves high efficiency at a reduced cost by eliminating the current sense resistor found in traditional current mode PWMs.

RT8126B Distributor