A3980 Allegro MicroSystems, Inc., A3980 Datasheet - Page 17

• Manufacturer Part Number: A3980
• Description: Automotive DMOS Microstepping Driver with Translator
• Manufacturer: Allegro MicroSystems, Inc.

Automotive DMOS Microstepping Driver with Translator
A3980 28-Pin TSSOP with Exposed Thermal Pad
NOTES:
1. Exact body and lead confi guration at vendor’s option within limits shown.
2. Lead spacing tolerance is non-cumulative.
3. Supplied in standard sticks/tubes of 49 devices or add “TR” to part number
4. Dimensions meet JEDEC MO-153AET. However, the exposed thermal pad
6.6
6.2
for tape and reel.
has the dimensions shown.
0.30
0.19
.260
.244
4.5
4.3
.012
.007
.177
.169
A Exposed thermal pad (bottom surface)
Dimensions in millimeters
U.S. Customary dimensions (in.) in brackets, for reference only
28
1
2
www.allegromicro.com
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 [phone]
5
BSC
A
0.65
BSC
.200
9.8
9.6
.026
.386
.378
0.75
0.45
3
BSC
.118
.030
.018
0.15
0.00
1.20
MAX
.006
.000
.047
Gauge Plane
0.25
BSC
8º
0º
1
REF
Seating Plane
0.20
0.09
.039
.010
.008
.004
A3980
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