LTC3850_15 Datasheet, PDF (34/38 Pages) Linear Technology – Dual, 2-Phase Synchronous Step-Down Switching Controller

LTC3850/LTC3850-1
PACKAGE DESCRIPTION
GN Package
28-Lead Plastic SSOP (Narrow .150 Inch)
(Reference LTC DWG # 05-08-1641)
.045 ±.005
.386 – .393*
(9.804 – 9.982)
28 27 26 25 24 23 22 21 20 19 18 17 1615
.033
(0.838)
REF
.254 MIN
.150 – .165
.229 – .244
(5.817 – 6.198)
.150 – .157**
(3.810 – 3.988)
.0165 ± .0015
RECOMMENDED SOLDER PAD LAYOUT
.0250 BSC
.0075 – .0098
(0.19 – 0.25)
.015 ± .004
(0.38 ± 0.10)
× 45°
0° – 8° TYP
1 2 3 4 5 6 7 8 9 10 11 12 13 14
.0532 – .0688
(1.35 – 1.75)
.004 – .0098
(0.102 – 0.249)
.016 – .050
(0.406 – 1.270)
NOTE:
1. CONTROLLING DIMENSION: INCHES
.008 – .012
(0.203 – 0.305)
TYP
2.
DIMENSIONS
ARE
IN
INCHES
(MILLIMETERS)
3. DRAWING NOT TO SCALE
*DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
**DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
.0250
(0.635)
BSC
GN28 (SSOP) 0204
38501fc
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