Texas Instruments Three Phase BLDC & PMSM Motor Kit with DRV8301 and InstaSPIN-enabled Piccolo TMS320F28069M MCU DRV8301 DRV8301-69M-KIT 데이터 시트
제품 코드
DRV8301-69M-KIT
t − Time − s
Voltage − (2V/div)
0
1m
2m
3m
4m
5m
6m
7m
8m
9m
10m
SDA
ERM Mode
LRA Mode
ERM Mode
LRA Mode
VDD = 3.6 V
Closed Loop
No Filter
Closed Loop
No Filter
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
t − Time − s
Voltage − (2V/div)
0
40m
80m
120m
160m
200m
EN
SDA
Acceleration
[OUT+] − [OUT−] (Filtered)
SDA
Acceleration
[OUT+] − [OUT−] (Filtered)
VDD = 3.6 V
ERM Closed Loop
RTP Mode
ERM Closed Loop
RTP Mode
t − Time − s
Voltage − (2V/div)
0
40m
80m
120m
160m
200m
EN
IN/TRIG
Acceleration
[OUT+] − [OUT−] (Filtered)
IN/TRIG
Acceleration
[OUT+] − [OUT−] (Filtered)
VDD = 3.6 V
LRA Closed Loop
PWM Mode
LRA Closed Loop
PWM Mode
SLOS825B – DECEMBER 2012 – REVISED JANUARY 2014
ERM Buzz (RTP)
LRA Click with and without Braking (PWM)
Figure 8.
Figure 9.
Startup Latency from GO for ERM and LRA
Supply Current Vs Supply Voltage (Full Vibration)
Figure 10.
Figure 11.
8
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