NJU7365 New Japan Radio Co.,Ltd, NJU7365 Datasheet - Page 4

• Manufacturer Part Number: NJU7365
• Description: Single-phase Dc Brushless Motor Driver Ic
• Manufacturer: New Japan Radio Co.,Ltd

NJU7365
Z : High Impedance
*FG output turns to “L” when PWM “L” state is within fixed time(90ms typ.).
- 4 -
TRUTH TABLE
TIMING CHART at PWM
TIMING CHART at LOCK DETECT
No.
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
IN+
H
H
H
H
H
H
H
H
PWM
Lock protect
enable (internal)
L
L
L
L
L
L
L
L
OUTB
OUTA
IN+
FG
IN-
OUTB
OUTA
PWM
IN+
FG
IN -
IN-
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
Motor locked
PWM
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
Toff
enable
Motor lock protection
90ms(typ.)
TSD
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
ON
ON
ON
ON
Ton
Toff
Motor released
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
ON
ON
ON
ON
LD
disable
OUTA
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
enable
OUTB
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
FG
L
Z
L
Z
L
Z
L
Z
Z
Z
Z
Z
Z
Z
Z
Z