Qualcomm Quick Charge (QC) is a fast charging technology developed by Qualcomm Technologies, Inc. Products using Quick Charge technology must obtain Qualcomm certification to ensure safety, compatibility, and performance.
I. Quick Charge Technology Overview
QC 2.0: Up to 18W with 5V/9V/12V options
QC 3.0: INOV technology for optimal voltage in 200mV increments, up to 18W
QC 4/4+: USB PD support, improved thermal management, up to 100W (QC4+ with PD)
II. QC4.0 Key Features
1. Dual charging path for faster, cooler charging
2. Enhanced thermal management
3. USB Type-C and USB PD compliance
4. Over-voltage, over-current, temperature protection
5. Backward compatibility with previous QC versions
6. Up to 15% faster than QC 3.0
7. Up to 30% better efficiency
III. Applicable Products
Smartphones, tablets, power banks, wall chargers, car chargers, USB cables, wireless charging pads, multi-port charging stations, laptop adapters.
IV. Certification Process
1. Submit application to Qualcomm
2. Qualcomm reviews product specifications
3. Send samples to authorized test lab
4. Complete electrical performance testing
5. Complete safety and compatibility testing
6. Qualcomm reviews test results
7. Obtain QC certification
8. License to use QC logos and trademarks
V. Required Documents
1. Product technical specifications
2. Circuit schematics and BOM
3. PCB layout drawings
4. Charger IC datasheet and qualification certificate
5. Test samples (minimum 3 units)
6. Product user manual
VI. Anmai Testing QC Services
Anmai Testing provides pre-assessment, design review, Qualcomm coordination, electrical and safety testing, documentation preparation, and certification tracking. Contact us at 0769-81882726.
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