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Technical Specifications
Parameters and characteristics for this part
| Specification | TPS54620EVM-374 |
|---|---|
| Board Type | Fully Populated |
| Contents | Board(s) |
| Current - Output | 6 A |
| Frequency - Switching | 480 kHz |
| Main Purpose | DC/DC, Step Down |
| Outputs and Type | 1 |
| Outputs and Type | Non-Isolated, 1 Non-Isolated Output |
| Regulator Topology | Buck |
| Supplied Contents | Board(s) |
| Utilized IC / Part | TPS54620 |
| Voltage - Input [Max] | 17 V |
| Voltage - Input [Min] | 8 V |
| Voltage - Output | 3.3 V |
Pricing
Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly
| Distributor | Package | Quantity | $ | |
|---|---|---|---|---|
| Digikey | Box | 1 | $ 58.80 | |
| N/A | 2 | $ 58.80 | ||
Description
General part information
TPS54620 Series
The TPS54620 in thermally enhanced 3.50 mm × 3.50 mm QFN package is a full featured 17-V, 6-A, synchronous, step-down converter which is optimized for small designs through high efficiency and integrating the high-side and low-side MOSFETs. Further space savings are achieved through current mode control, which reduces component count, and by selecting a high switching frequency, reducing the footprint of the inductor.
The output voltage start-up ramp is controlled by the SS/TR pin which allows operation as either a stand-alone power supply or in tracking situations. Power sequencing is also possible by correctly configuring the enable and the open-drain power good pins.
Cycle-by-cycle current limiting on the high-side FET protects the device in overload situations and is enhanced by a low-side sourcing current limit which prevents current runaway. There is also a low-side sinking current limit that turns off the low-side MOSFET to prevent excessive reverse current. Thermal shutdown disables the part when die temperature exceeds thermal shutdown temperature.
Documents
Technical documentation and resources