Powered-Device Full Design Packages

Maxim provides reference designs that are thoroughly tested and verified for PD applications to help you bring your product to market quickly. 

Every reference design contains functional circuit characteristics and a schematic.

Design VOUT at IOUT Total Output Power (W) Power Class Topology Main Features Action
Reference design 4940 3.3V at 1A,
5V at 0.8A
7.3 Class 2 Isolated
flyback
- Inductive (non-opto) feedback
- Synchronous rectification
- 84.5% efficiency
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Reference design 4983 5V at 2.6A 12.5 Class 3 Isolated
flyback
- Wide 9V to 57V input range
- Synchronous rectification
- 87.4% efficiency
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Reference design 4984 12V at 1A 12 Class 3 Isolated
flyback
- Inductive feedback
- Synchronous rectification
- Most compact, lowest cost
- 93.3% efficiency
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Reference design 5043 3.3V at 3.35A,
8.8V at 4.6A
55 Class 5, high power Isolated active-clamped forward - High power
- Low EMI
- Synchronous rectification
- 90% efficiency
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Reference design 5044 5V at 4.8A 25 Class 4 Isolated active-clamped forward - Inductive feedback
- Low EMI
- Synchronous rectification
- 92% efficiency
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