The PMP9559 reference design is a compact dual 5.5A POL solution with PMBus in 0.65" by 0.90" size. It showcases CSD87381P power block II with high efficiency and excellent thermal performnce. It has programmable frequency, soft-start, external compensation, adjustable current limit and OCP/OVP/OTP features. It also adds PMBus capability to low current rails. It is suitable for digital high density low-current power rails (<11A).
Features
- Compact dual 5.5A PoL in 0.65" by 0.90" size (16.5mm x22.9mm)
- High efficiency 94.4% at 5V/6A, 300kHz
- Excellent thermal performance by utilizing double-side cooled NexFET Power Block II
- Full-feature dual supply with PMBus (0.6V~5V output). Option for single 11A rail.
- This design is optimized for size and efficiency.
- This design is fully tested.