High efficiency SMPS Design

High efficiency SMPS Design

Cancelled

Job Description

We need the design for an High efficiency SMPS DC/DC converter. The specifications of the power supply is as follow:
* Vin: 20..30 VDC
* Vout: 0.65 - 0.90 VDC
* Iout: 30A
* Efficiency: >= 93% (@ 0.8V, 30A)
* BOM Cost (estimation): $5 @ 1000pcs
* Isolation: yes
* Topology: flyback, push-pull or half-bridge

Deliverables:
1) schematic
2) BOM (Bill of materials)
3) SPICE simulation
4) Efficiency estimation