This file is the packaging information and reference pattern layout dimensions of USPN-4B02 product
This one‑page datasheet presents the power dissipation data for the Torex USPN-4B02 device. It includes a chart of power dissipation versus ambient temperature for a board‑mounted configuration (Tj max = 125 °C).
The reference measurement conditions are described: the part is mounted on a 40 × 40 mm FR‑4 board, with 50 % copper coverage on both sides, lead‑free soldering, and through‑hole dimensions of 4 × 0.8 mm. The USPN‑4 package has four terminals, each connected to a copper block on the front and back of the board.
| Board dimensions | 40 x 40 mm |
|---|---|
| Copper trace coverage | 50% front, 50% back |
| Number of terminals | 4 |
| Through‑hole size | 4 x 0.8 mm |
The USPN-4 package has four terminals.