njw4303 New Japan Radio Co.,Ltd, njw4303 Datasheet - Page 11

• Manufacturer Part Number: njw4303
• Description: Pwm 3-phase Dc Brushless Motor Controller
• Manufacturer: New Japan Radio Co.,Ltd

1. Normal Function→PWM Function
TIMING CHART
Codes used in Hall input:
High Logic = 1, Low Logic = 0
Logics of H1, H2, H3 are expressed with each
3-colum starting from the top.
HALL INPUT
TORQUE
LOW-SIDE
CONTROL
INPUT
Hi-SIDE
DEC(=L)
FR(=L)
N1(=L)
N2(=L)
VERR
code
FG
OSC
H1
H2
H3
WH
UH
VH
WL
UL
VL
0
100
60
110
Fullspeed (PWMDUTY=100%)
120
010
180
011
240
ELECTRIC DEGREE POSITION (deg)
001
300
101
360
100
420
Reduced Speed (PWMDUTY=70%)
110
480
010
540
011
600
001
NJW4303
660
101
720
- 11 -