Mechanical specifications

The mechanical specifications for the packages show the dimensions in millimeters.

QFN48 6 x 6 mm package

Dimensions in millimeters for the nRF52811 QFN48 6 x 6 mm package.

Figure 1. QFN48 6 x 6 mm package
QFN48 dimensions in millimeters

Table 1. QFN48 dimensions in millimeters
  A A1 A3 b D, E D2, E2 e K L
Min. 0.80 0.00   0.15   4.50   0.20 0.35
Nom. 0.85 0.04 0.20 0.20 6.00 4.60 0.40   0.40
Max. 0.90 0.05   0.25   4.70     0.45

QFN32 5 x 5 mm package

Dimensions in millimeters for the nRF52811 QFN32 5 x 5 mm package.

Figure 2. QFN32 5 x 5 mm package
QFN32 dimensions in millimeters

Table 2. QFN32 dimensions in millimeters
  A A1 A3 b D, E D2, E2 e K L
Min. 0.80 0.00   0.20   3.40   0.25 0.35
Nom. 0.85 0.04 0.20 0.25 5.00 3.50 0.50   0.40
Max. 0.90 0.05   0.30   3.60     0.45

WLCSP 2.482 x 2.464 mm package

Dimensions in millimeters for the nRF52811 WLCSP 2.482 x 2.464 mm package.

Figure 3. WLCSP 2.482 x 2.464 mm package

Table 3. WLCSP dimensions in millimeters
  A A1 A3 b C1 D E D2 E2 e K L
Min. 0.419 0.12 0.299 0.197   2.452 2.434          
Nom. 0.477   0.327   0.2 2.482 2.464 2.0 2.0 0.4 1.0 1.0
Max. 0.535 0.18 0.355 0.257   2.512 2.494