A4970 데이터 시트보기 (PDF) - Allegro MicroSystems
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A4970 Datasheet PDF : 9 Pages
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A4970
Dual Full-Bridge Motor Driver
Power Dissipation
5
R JT = 6.0°C/W
4
3
2
1
RJA = 55°C/W*
0
25
50
75
100
125
150
TEMPERATURE IN °C
*Measured on a single-layer board, with 1 sq. in. of 2 oz copper area.
For additional information, refer to the Allegro Web site.
Pin-out Diagram
I 02 1
I 12 2
PHASE 2 3 θ 2
VREF 2 4
RC 2 5
GROUND 6
GROUND 7
LOGIC SUPPLY 8 VCC
RC 1 99
VREF 1 10
PHASE 1 11 θ1
I 11 12
24 LOAD SUPPLY
23 OUT2B
22 SENSE 2
21 E 2
20 OUT 2A
19 GROUND
18 GROUND
17 OUT1A
16 E 1
15 SENSE 1
14 OUT1B
13 I 01
Allegro MicroSystems, Inc.
3
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
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