12Vin Compact Dual 5V/5.5A Point-of-Load with PMBus using NexFET Power Block II Reference Design
PMP9559
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Key Document
- PMP9559 Test Results
(PDF 1435 KB)
04 Aug 2015
Description
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.
See the Important Notice and Disclaimer covering reference designs and other TI resources.