NV9574
NV9574 is HFQR Controller manufactured by Navitas.
Features
Ga NSense™ Power FET
- Loss-less current sensing
- Low 520 mΩ power FET
- Zero reverse recovery charge
- Low output charge
- 800 V Transient Voltage Rating
- 700 V Continuous Voltage Rating
High Frequency QR Controller
- Wide VDD range up to 77V
- QR valley switching and optional CCM operating modes
- High frequency operation up to 225k Hz
- High voltage start-up
- Frequency hopping for low EMI
- OVP, UVP, OTP, CSSP, SSSP protection functions
- LPS function
- Ultra-low standby current consumption (<20m W)
Small, low-profile SMT ESOP 7
- ESOP footprint, 1.27 mm profile
- Minimized package inductance
- Large cooling pad
High Power Density
- > 1W/cc achievable power density
- Small transformer size
- Low ponent count
Sustainability
- Ro HS, Pb-free, REACH-pliant
- Up to 40% energy savings vs Si solutions
- System level 4kg CO2 Carbon Footprint reduction
Product Reliability
- 20-year limited product warranty (see Section 14 for details)
2. Topologies / Applications
- High efficiency AC-DC power adapters
- USB PD/QC battery charger
4. Typical Application Circuit
Ga NSense™ HFQR Controller
VDD VREG DMAG
FB CS
Controller
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