lr645 Supertex, Inc., lr645 Datasheet - Page 6

• Manufacturer Part Number: lr645
• Description: High Input Voltage Smps Start-up / Linear Regulator
• Manufacturer: Supertex, Inc.

8-Lead SOIC (Narrow Body) Package Outline (LG/TG)
4.9x3.9mm body, 1.75mm height (max), 1.27mm pitch
Note 1:
This chamfer feature is optional. If it is not present, then a Pin 1 identifi er must be located in the index area indicated.The Pin 1 identifi er may be either a
mold, or an embedded metal or marked feature.
JEDEC Registration MS-012, Variation AA, Issue E, Sept. 2005.
Drawings not to scale.
Dimension
(mm)
Symbol
(Index Area
D/2 x E1/2)
A
Note 1
NOM
MAX
MIN
A1
A2
8
1
1.35
1.75
A
-
Side View
Top View
0.10
0.25
A1
-
D
e
1.25
1.50
A2
-
0.31
0.51
b
b
-
E1
Seating
4.80
4.90
5.00
Plane
D
A
A
E
5.80
6.00
6.20
E
6
Note 1
3.80
3.90
4.00
E1
h
BSC
1.27
e
θ1
View A-A
0.25
0.50
h
View B
h
-
L1
0.40
1.27
L
L
-
1.04
REF
L1
θ
L2
BSC
0.25
L2
Seating
View B
Gauge
Plane
Plane
0
8
θ
-
O
O
LR645
15
θ1
5
-
O
O