TC648B Microchip Technology Inc., TC648B Datasheet - Page 30

• Manufacturer Part Number: TC648B
• Description: Pwm Fan Speed Controllers With Auto-shutdown, Fan Restart And Fansense Technology For Fault Detection
• Manufacturer: Microchip Technology Inc.

TC646B/TC648B/TC649B
8-Lead Plastic Micro Small Outline Package (UA) (MSOP)
DS21755B-page 30
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
JEDEC Equivalent: MO-187
Drawing No. C04-111
p
B
*Controlling Parameter
Notes:
Dimensions D and E1 do not include mold flash or protrusions. Mold flash or protrusions shall not
exceed .010" (0.254mm) per side.
c
n
β
(F)
Dimension Limits
E1
E
Units
A2
E1
A1
p
E
D
L
F
B
α
n
A
φ
c
β
MIN
.030
.000
.016
.003
.009
0°
5°
5°
-
.193 TYP.
.026 BSC
.118 BSC
.118 BSC
2
1
.037 REF
INCHES
NOM
D
L
.024
.033
.006
.012
-
-
-
-
-
8
φ
A
MAX
A1
.043
.037
.006
.016
.009
.031
15°
15°
8°
MIN
0.75
0.00
0.40
0.08
0.22
0°
5°
5°
-
MILLIMETERS*
2003 Microchip Technology Inc.
0.65 BSC
4.90 BSC
3.00 BSC
3.00 BSC
0.95 REF
NOM
0.85
0.60
-
-
-
-
-
-
-
8
α
MAX
1.10
0.95
0.15
0.80
0.23
0.40
15°
15°
8°
A2