This design is a synchronous buck converter for automotive applications. It uses the LM26420XSQ to deliver two output voltage of 2.5V@1.0A and 1.8V@1.0A. The switching frequency is 2.2MHz.
| Output voltage options | PMP8750.1 | PMP8750.2 |
|---|---|---|
| Vin (Min) (V) | 4.5 | 4.5 |
| Vin (Max) (V) | 5.5 | 5.5 |
| Vout (Nom) (V) | 1.8 | 2.5 |
| Iout (Max) (A) | 1 | 1 |
| Output Power (W) | 1.8 | 2.5 |
| Isolated/Non-Isolated | Non-Isolated | Non-Isolated |
| Input Type | DC | DC |
| Topology | Buck- Synchronous | Buck- Synchronous |
A fully assembled board has been developed for testing and performance validation only, and is not available for sale.
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Test results for the reference design, including efficiency graphs, test prerequisites and more
Test results for the reference design, including efficiency graphs, test prerequisites and more
Detailed schematic diagram for design layout and components
Detailed schematic diagram for design layout and components
Complete listing of design components, reference designators, and manufacturers/part numbers
Complete listing of design components, reference designators, and manufacturers/part numbers
PCB layer plot file used for generating PCB design layout
Includes TI products in the design and potential alternatives.
| Type | Title | Date | ||
|---|---|---|---|---|
| Test report | PMP8750 Test Results | Apr. 15, 2015 | ||
| Test report | PMP8570 Test Results | Sep. 19, 2013 |
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