TPS5403DRG4
Manufacturer package reference image
Order the TPS5403DRG4 - 4.5V to 28V Input, 3.3V, 1.7A Output, Non-Synchronous Step-Down Regulator with Integrated MOSFET | D | 8 | -40 to 125 from Texas Instruments.
Key Specifications
| Complete manufacturer part number | TPS5403DRG4 |
|---|---|
| Manufacturer | Texas Instruments |
| Description | Order the TPS5403DRG4 - 4.5V to 28V Input, 3.3V, 1.7A Output, Non-Synchronous Step-Down Regulator with Integrated MOSFET | D | 8 | -40 to 125 from Texas Instruments. |
| Package / case | SOIC (D) |
| Product category | MOSFETs |
| Pins | 8 |
| Rating | Catalog |
| Topology | Buck |
| Iout (max) (A) | 1.7 |
| Vin (max) (V) | 28 |
| Vin (min) (V) | 4.5 |
| Vout (max) (V) | 3.3 |
| Vout (min) (V) | 3.3 |
| Features | Adjustable soft start, Fixed Output, Light-load efficiency, Spread Spectrum |
| EMI & noise features | Spread Spectrum |
| Control mode | current mode |
| Iq (typ) (A) | 0.0001 |
| Duty cycle (max) (%) | 93 |
| Operating temperature (exact ordering record) | -40 to 125 °C |
| Standard quantity / packing | 2,500 | LARGE T&R |
| In stock | 4,724 pcs |
| Unit price | Request a quote |
| Lead time | To be confirmed |
Technical documentation and image source
TI exact ordering page and explicitly identified base product page verified on 2026-11-04. Electrical fields refer to the named base product. Package and temperature refer to the exact ordering code. Package reference image is not a stock-lot photograph. Consult the datasheet for electrical limits and test conditions.
Manufacturer package reference image for SOIC (D). Confirm electrical pin functions in the datasheet. Actual lot appearance and top marking require current-lot confirmation.