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LIMCHIP CO., LIMITED
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RFQ ListingInterface ICs
CH224Q is a WCH USB PD fast-charge sink controller supporting USB PD 3.2 EPR up to 140 W, plus AVS, PPS, SPR and BC1.2 protocols. Requested voltage is set by single resistor, I/O level or 400 kHz I2C, with eMarker emulation, integrated high-voltage LDO, output voltage detection and OVP in a compact DFN-10 with thermal pad.
ManufacturerWCH (Nanjing Qinheng)
PackageDFN-10, 2.0 × 2.0 mm, 0.4 mm pitch, with exposed thermal pad
SeriesCH224
Interface IC Specifications
| Parameter | Value / Specification |
|---|---|
| Protocol / Function | USB PD 3.2 sink with EPR, AVS, PPS and SPR protocols plus BC1.2 and boost fast-charge protocols; eMarker emulation with automatic VCONN detection |
| Ports / Channels | Single USB Type-C CC port plus DP/DM pins |
| Data Rate | Negotiates up to PD3.2 EPR 140 W class; 400 kHz I2C for handshake status and PDO profile configuration |
| Supply Voltage | 4 V to 30 V input on VHV with integrated high-voltage LDO and low quiescent current |
| Protections | Integrated output voltage detection and overvoltage protection (OVP); open-drain PG (Power Good) indication |
| Configuration | Requested voltage set by single resistor, I/O level or I2C register writes with dynamic adjustment |
| Temperature Grade | -40 °C to +105 °C |
| Package / Case | DFN-10, 2.0 × 2.0 mm, 0.4 mm pitch, with exposed thermal pad |
Interface Features & Applications
- USB PD 3.2 EPR sink support up to 140 W request levels
- AVS, PPS, SPR and BC1.2 fast-charge protocol coverage
- Single-resistor, I/O-level or I2C voltage request configuration
- Integrated high-voltage LDO minimizes external components
- Built-in output voltage detection and OVP protection
- eMarker emulation with automatic VCONN detection
Need Price & Availability for CH224Q?
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Commercial and shipment details for CH224Q are confirmed with the formal quotation.
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Frequently Asked Questions
Is CH224Q available from LimChip?
LimChip can confirm current availability, price, quantity, date code and lead time for CH224Q by RFQ.
What should buyers check before ordering CH224Q?
Buyers should check interface standard, package, isolation, temperature grade and exact suffix for CH224Q, together with live stock and traceable supply.
How do I request a quote for CH224Q?
Use the RFQ button and include required quantity, target date code, package/case requirement, delivery country, company name and contact details.