DRV8850 Datasheet, PDF (8/22 Pages) Texas Instruments – Low-Voltage H-Bridge IC With LDO Voltage Regulator

DRV8850
SLVSCC0A – NOVEMBER 2013 – REVISED JANUARY 2014
TYPICAL PERFORMANCE GRAPHS
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Iq
vs
VCC
2.8
TA = +85°C
2.6
TA = +25°C
2.4
2.2
2.0
1.8
1.6
1.4
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
VCC (V)
C001
Figure 1. Quiescent Current With Motor Driver on
and LDO On
Iq
vs
VCC
2.8
TA = +85°C
2.6
TA = +25°C
2.4
2.2
2.0
1.8
1.6
1.4
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
VCC (V)
C002
Figure 2. Quiescent Current With Motor Driver on
and LDO Off
Iq
vs
VCC
38
TA = +85°C
36
TA = +25°C
34
32
30
28
26
24
22
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
VCC (V)
C003
Figure 3. Quiescent Current With Motor Driver off
and LDO On
Iq
vs
VCC
2.5
TA = +85°C
TA = +25°C
2.0
1.5
1.0
0.5
0.0
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
VCC (V)
C0034
Figure 4. Quiescent Current With Motor Driver off
and LDO off, Sleep Current
8
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