TC642 Microchip, TC642 Datasheet - Page 20

• Manufacturer Part Number: TC642
• Description: PWM Fan Speed Controller
• Manufacturer: Microchip

TC642
8-Lead Plastic Micro Small Outline Package (MS) (MSOP)
DS21444C-page 20
Number of Pins
Pitch
Overall Height
Molded Package Thickness
Standoff
Overall Width
Molded Package Width
Overall Length
Foot Length
Footprint (Reference)
Foot Angle
Lead Thickness
Lead Width
Mold Draft Angle Top
Mold Draft Angle Bottom
*Controlling Parameter
§ Significant Characteristic
Notes:
Dimensions D and E1 do not include mold flash or protrusions. Mold flash or protrusions shall not
exceed. 010" (0.254mm) per side.
Drawing No. C04-111
p
c
B
n
§
(F)
Dimension Limits
E1
E
Units
A2
A1
E1
D
A
E
F
B
n
p
L
c
MIN
.030
.002
.184
.114
.114
.016
.035
.004
.010
0
2
1
INCHES
NOM
.026
L
D
.034
.193
.118
.118
.022
.037
.006
.012
8
7
7
A
MAX
A1
.044
.038
.006
.200
.122
.122
.028
.039
.008
.016
6
MIN
0.76
0.05
4.67
2.90
2.90
0.40
0.90
0.10
0.25
0
MILLIMETERS*
2002 Microchip Technology Inc.
NOM
0.65
4.90
0.86
3.00
3.00
0.55
0.95
0.15
0.30
7
7
8
MAX
.5.08
1.18
0.97
0.15
3.10
3.10
0.70
1.00
0.20
0.40
6
A2