Download the NAA143 datasheet PDF.
This datasheet also covers the NAA141 variant, as both devices belong to the same super bright led numeric display family and are provided as variant models within a single manufacturer datasheet.
I SUPER BRIGHT LED NUMERIC DISPLAY 141 / 143 Series
Square Shape Type 10mm I Absolute Maximum Ratings
Red NAR / NKR Power Dissipation Forward Current Peak Forward Current Reverse Voltage Operating.