Package Linear Technology 5x4x0.94 LQFN-28/1 — 数据表

LQFN Package
28-Lead (5mm Г— 4mm Г— 0.94mm) 28Г— ddd Z (Reference LTC DWG # 05-08-1597 Rev Г?) 2Г— DETAIL A
A aaa Z ccc M Z X Y 23 PAD “A1”
CORNER 28 1 22 5 Z A1
DETAIL C PIN 1 NOTCH
0.20 Г— 45В° 0.20 1.15 b 0.20 0.50 E1 E SEE NOTES SUBSTRATE
e
DETAIL C aaa Z 15 14
DETAIL B PACKAGE TOP VIEW e/2
e 2Г— 28b
eee M Z X Y
fff M Z D1 9 7 PACKAGE BOTTOM VIEW NOTES:
1. DIMENSIONING AND TOLERANCING PER ASME Y14.5M-1994 L 1.2500 0.7500 0.2500
0.0000
0.2500 0.7500 1.2500 e b 2. ALL DIMENSIONS ARE IN MILLIMETERS
3. PRIMARY DATUM -Z-IS SEATING PLANE DIMENSIONS 0.375 0.25 В±0.05 0.375
1.7500
1.2500 0.20 0.375 DETAIL B DETAIL A PACKAGE
OUTLINE 8 Z // bbb Z Y
X D 0.75 6 H1 H2 4 0.90 ccc M Z X Y MOLD
CAP 1.15 0.7500
0.2500
0.0000 …