DRV2605L-Q1 Datasheet, PDF (7/67 Pages) Texas Instruments – Automotive Haptic Driver for LRA and ERM

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6.8 Typical Characteristics
IN/TRIG
Acceleration
[OUT+] − [OUT−] (Filtered)
DRV2605L-Q1
SLOS874A – OCTOBER 2015 – REVISED OCTOBER 2015
IN/TRIG
Acceleration
[OUT+] − [OUT−] (Filtered)
0
40m
V_DD = 3.6 V
Strong click - 60%
80m
120m
Time (s)
160m
ERM open loop
External edge trigger
200m
Figure 3. ERM Click with Braking (ROM)
SDA
Acceleration
[OUT+] − [OUT−] (Filtered)
0
40m
V_DD = 3.6 V
Strong click - 100%
80m
120m
Time (s)
160m
LRA closed loop
External level trigger
200m
Figure 4. LRA Click with Braking (ROM)
SDA
Acceleration
[OUT+] − [OUT−] (Filtered)
0
200m
400m
600m
800m
1
Time (s)
V_DD = 3.6 V
Sequence = 0x01, 0x48
ERM open loop
Internal trigger
Figure 5. ERM Click-Bounce (ROM)
EN
SDA
Acceleration
[OUT+] − [OUT−] (Filtered)
0
200m
400m
600m
800m
1
Time (s)
V_DD = 3.6 V
Transition click 1 - 100%
LRA closed loop
Internal trigger
Figure 6. LRA Transition-Click (ROM)
EN
IN/TRIG
Acceleration
[OUT+] − [OUT−] (Filtered)
0
40m
V_DD = 3.6 V
80m
120m
Time (s)
ERM closed loop
160m
200m
RTP Mode
0
40m
V_DD = 3.6 V
80m
120m
Time (s)
LRA closed loop
160m
200m
PWM Mode
Figure 7. ERM Buzz (RTP)
Figure 8. LRA Click With and Without Braking (PWM)
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