QFN16规范举例.pdf
2页
M41T62/63/64/65 Package mechanical information35/406 Package mechanical informationIn order to meet environmental requirements, ST offers these devices in ECOPACK®packages. These packages have a Lead-free second level interconnect. The category of second Level Interconnect is marked on the package and on the inner box label, in compliance with JEDEC Standard JESD97. The maximum ratings related to soldering conditions are also marked on the inner box label. ECOPACK is an ST trademark. ECOPACK specifications are available at: .Figure 26. QFN16 – 16-lead, Quad, Flat Package, no Lead, 3x3mm body size, outline1. Drawing is not to scale.A3AA1eKKbChD2E2LED12ddd3QFN16-ACPackage mechanical information M41T62/63/64/6536/40 Table 18. QFN16 – 16-lead, Quad, Flat Package, no Lead, 3x3mm body size, mechanical dataFigure 27. QFN16 – 16-lead, Quad, Flat Package, no Lead, 3x3mm, recommended footprint1. Dimensions shown are in millimeters (mm).Symbmm inches Typ Min Max Typ Min MaxA 0.90 0.80 1.00 0.035 0.032 0.039A1 0.02 0.00 0.05 0.001 0.000 0.002A3 0.20 – – 0.008 – –b 0.25 0.18 0.30 0.010 0.007 0.012D 3.00 2.90 3.10 0.118 0.114 0.122D2 1.70 1.55 1.80 0.067 0.061 0.071E 3.00 2.90 3.10 0.118 0.114 0.122E2 1.70 1.55 1.80 0.067 0.061 0.071e050– –0.20– –K0.20– 8L 0.40 0.30 0.50 0.016 0.012 0.020d –0.8– – 3–Ch 33– 0.1N16 60.281.603.55 2.0AI09126。
