lt3009 Linear Technology Corporation, lt3009 Datasheet - Page 15

• Manufacturer Part Number: lt3009
• Description: 3?a Iq, 20ma Low Dropout Linear Regulators
• Manufacturer: Linear Technology Corporation

PACKAGE DESCRIPTION
2.50 ±0.05
2.8 BSC
NOTE:
1. DRAWING TO BE MADE A JEDEC PACKAGE OUTLINE M0-229 VARIATION OF (WCCD-2)
2. DRAWING NOT TO SCALE
3. ALL DIMENSIONS ARE IN MILLIMETERS
4. DIMENSIONS OF EXPOSED PAD ON BOTTOM OF PACKAGE DO NOT INCLUDE
GAUGE PLANE
1.15 ±0.05
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE
NOTE:
1. DIMENSIONS ARE IN MILLIMETERS
2. DRAWING NOT TO SCALE
3. DIMENSIONS ARE INCLUSIVE OF PLATING
4. DIMENSIONS ARE EXCLUSIVE OF MOLD FLASH AND METAL BURR
0.15 BSC
1.8 REF
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
0.61 ±0.05
(2 SIDES)
0.10 – 0.40
RECOMMENDED SOLDER PAD LAYOUT
0.30
MAX
1.42 ±0.05
PER IPC CALCULATOR
(2 SIDES)
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
0.26 – 0.46
0.50 BSC
0.50
REF
0.25 ± 0.05
0.675 ±0.05
PACKAGE
OUTLINE
(Reference LTC DWG # 05-08-1639 Rev Ø)
1.00 REF
6-Lead Plastic DFN (2mm × 2mm)
(Reference LTC DWG # 05-08-1703)
(SEE NOTE 6)
TOP MARK
PIN 1 BAR
0.10 – 0.18
(NOTE 3)
8-Lead Plastic SC70
0.200 REF
SC8 Package
DC Package
1.80 – 2.40
5. MOLD FLASH SHALL NOT EXCEED 0.254mm
6. DETAILS OF THE PIN 1 IDENTIFIER ARE OPTIONAL,
7. EIAJ PACKAGE REFERENCE IS EIAJ SC-70 AND JEDEC MO-203 VARIATION BA
BUT MUST BE LOCATED WITHIN THE INDEX AREA
1.00 MAX
1.15 – 1.35
5. EXPOSED PAD SHALL BE SOLDER PLATED
6. SHADED AREA IS ONLY A REFERENCE FOR PIN 1 LOCATION ON THE
(NOTE 4)
TOP AND BOTTOM OF PACKAGE
0.80 – 1.00
0.75 ±0.05
0.50 BSC
2.00 ±0.10
(4 SIDES)
PIN 1
0.00 – 0.05
PIN 8
0.56 ± 0.05
INDEX AREA
(NOTE 6)
(2 SIDES)
1.80 – 2.20
(NOTE 4)
R = 0.115
BOTTOM VIEW—EXPOSED PAD
TYP
1.37 ±0.05
(2 SIDES)
LT3009 Series
3
4
6
1
0.50 BSC
SC8 SC70 0905 REV Ø
0.38 ± 0.05
0.00 – 0.10
0.15 – 0.27
8 PLCS (NOTE 3)
0.25 ± 0.05
PIN 1
CHAMFER OF
EXPOSED PAD
REF
(DC6) DFN 1103
15
3009fa