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Texas Instruments DRV2605EVM-CT Datenbogen

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Time (s)
V
oltage (2V/div)
0
1m
2m
3m
4m
5m
6m
7m
8m
9m
10m
SDA
ERM Mode
LRA Mode
V
DD
 − Supply Voltage (V)
I
D
D
 − Supply Current (mA)
2.5
3.0
3.5
4.0
4.5
5.0
5.5
50
60
70
80
90
100
ERM Mode, R
L
 = 10 
Ω
 + 100 
µ
H, 1.3 V
LRA Mode, R
L
 = 25 
Ω
 + 100 
µ
H, 2 Vrms
Time (s)
V
oltage (2V/div)
0
40m
80m
120m
160m
200m
EN
SDA
Acceleration
[OUT+] − [OUT−] (Filtered)
Time (s)
V
oltage (2V/div)
0
40m
80m
120m
160m
200m
EN
IN/TRIG
Acceleration
[OUT+] − [OUT−] (Filtered)
Time (s)
V
oltage (2V/div)
0
200m
400m
600m
800m
1
SDA
Acceleration
[OUT+] − [OUT−] (Filtered)
Time (s)
V
oltage (2V/div)
0
200m
400m
600m
800m
1
SDA
Acceleration
[OUT+] − [OUT−] (Filtered)
SLOS825C – DECEMBER 2012 – REVISED SEPTEMBER 2014
Typical Characteristics (continued)
V
DD
= 3.6 V
ERM open loop
V
DD
= 3.6 V
LRA closed loop
Sequence = 0x01, 0x48
Internal trigger
Transition click 1 - 100%
Internal trigger
Figure 5. ERM Click-Bounce (ROM)
Figure 6. LRA Transition-Click (ROM)
V
DD
= 3.6 V
ERM closed loop
RTP Mode
V
DD
= 3.6 V
LRA closed loop
PWM Mode
Figure 7. ERM Buzz (RTP)
Figure 8. LRA Click With and Without Braking (PWM)
V
DD
= 4.2 V
Closed loop
No filter
Figure 9. Startup Latency for ERM and LRA
Figure 10. Supply Current vs Supply Voltage (Full Vibration)
8
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