This secondary-side controller integrates USB Power Delivery control with synchronous rectification for USB-C power adapters. It supports QR, CrCM, DCM, and CCM flyback converter operation with switching frequencies from 20 kHz to 300 kHz and supports 28 V EPR. The device operates from 3.3 V to 30 V over a junction temperature range of -40 °C to 105 °C and includes 64 kByte flash, 8 kByte SRAM, and four GPIOs. It is offered in a 24-pin SOIC package and includes protection features for OVP, OCP, SCP, ESD, VBUS short protection, and an integrated VCONN FET.
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Infineon CYPAS213A1-24SXQ technical specifications.
| USB standard | USB-PD 3.1 |
| Switching frequency min | 20kHz |
| Switching frequency max | 300kHz |
| EPR voltage | 28V |
| Operating voltage min | 3.3V |
| Operating voltage max | 30V |
| Operating temperature min | -40°C |
| Operating temperature max | 105°C |
| Flash memory | 64kByte |
| SRAM | 8kByte |
| GPIOs | 4 |
| Flyback converter type | QR, CrCM, DCM, CCM |
| Peak reflow temperature | 260°C |
| Temperature grade | Extended Industrial |
| Protection features | OVP, OCP, SCP, ESD |
| VBUS short protection | Yes |
| VCONN FET | Yes |
| RoHS Compliant | Yes |
| Lead-free | Yes |
| Halogen Free | Yes |
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