Power switches with USB Charge Controller


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ST’s USB charger emulator family (STCC) features ICs integrating a power switch, a data switch and an intelligent charge controller. It supports most charging schemes on the market (standard and proprietary) to ensure compatibility with a broad range of portable devices. ST’s unique and patented attach detection mechanism makes the STCC family ideal to guarantee fast and accurate charging while preserving the host battery.

Part NumberMarketing StatusNumber of Channels nom ()Adjustable current limitOutput Current-Max(I_OUT_MAX) max (A)Divider ModeRDS(on) typ (mΩ)Supply Voltage(VDD) min (V)Supply Voltage(VDD) max (V)Attach DetectionAttach DetectionOperating Temperature min (°C)Operating Temperature max (°C)General DescriptionPackage
STCC2540Active1Yes2.5Yes654.55.5YesYes85-40USB charging controller with integrated power switchVFQFPN 16 3x3x0.8
STCC5021Active1Yes2.5Yes651.75.5YesYes85-40USB charging controller with integrated power switch and attach detectionVFQFPN 16 3x3x0.8