l99dz80ep STMicroelectronics, l99dz80ep Datasheet - Page 13

• Manufacturer Part Number: l99dz80ep
• Description: Door Actuator Driver
• Manufacturer: STMicroelectronics

L99DZ80EP
2.4
2.4.1
Note:
Package and PCB thermal data
TQFP-64 thermal data
Figure 3.
Figure 4.
Layout condition of R
board double layer and four layers, board dimension 77 mm x114 mm, board material FR4,
Cu thickness 0.070mm (outer layers), Cu thickness 0.035mm (inner layers), thermal vias
separation 1.2 mm, thermal via diameter 0.3 mm +/- 0.08 mm, Cu thickness on vias
0.025 mm, footprint dimension 6 mm x 6 mm). 4-layer PCB: Cu on mid1 layer, Cu on mid2
layer and Cu on bottom layer: 62 cm
contributor
TQFP-64 2 layer PCB
TQFP-64 4 layer PCB
th
and Z
th
Doc ID 18260 Rev 4
measurements (board finish thickness 1.6 mm +/- 10%,
2
. Z
th
measured on the major power dissipator
Electrical specifications
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