TC647B Microchip Technology Inc., TC647B Datasheet - Page 27

• Manufacturer Part Number: TC647B
• Description: Pwm Fan Speed Controllers With Minimum Fan Speed, Fan Restart And Fansense Technology For Fault Detection
• Manufacturer: Microchip Technology Inc.

8-Lead Plastic Dual In-line (P) – 300 mil (PDIP)
2003 Microchip Technology Inc.
Number of Pins
Pitch
Top to Seating Plane
Molded Package Thickness
Base to Seating Plane
Shoulder to Shoulder Width
Molded Package Width
Overall Length
Tip to Seating Plane
Lead Thickness
Upper Lead Width
Lower Lead Width
Overall Row Spacing
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.
JEDEC Equivalent: MS-001
Drawing No. C04-018
n
eB
E1
E
Dimension Limits
§
Units
2
1
A2
A1
E1
B1
eB
E
D
B
n
p
A
L
c
c
D
MIN
.140
.115
.015
.300
.240
.360
.125
.008
.045
.014
.310
5
5
INCHES*
NOM
A
A1
.100
.155
.130
.313
.250
.373
.130
.058
.018
.370
.012
10
10
8
B1
B
MAX
.170
.145
.325
.260
.385
.135
.015
.070
.022
.430
15
15
TC642B/TC647B
MIN
3.56
2.92
0.38
7.62
6.10
9.14
3.18
0.20
1.14
0.36
7.87
5
5
MILLIMETERS
NOM
2.54
3.94
3.30
7.94
6.35
9.46
3.30
0.29
1.46
0.46
9.40
10
10
8
p
A2
DS21756B-page 27
MAX
10.92
L
4.32
3.68
8.26
6.60
9.78
3.43
0.38
1.78
0.56
15
15