LB1998
Truth Table
Hall input
Source 鈥?gt; Sink
U
V
Phase W 鈥?gt; Phase V
Phase V 鈥?gt; Phase W
Control
W
L
V
CIN
H
L
H
L
H
L
H
L
H
L
H
L
1
2
3
4
5
H
H
L
H
L
L
H
Phase W 鈥?gt; Phase U
Phase U 鈥?gt; Phase W
Phase V 鈥?gt; Phase W
Phase W 鈥?gt; Phase V
Phase U 鈥?gt; Phase V
Phase V 鈥?gt; Phase U
Phase V 鈥?gt; Phase U
Phase U 鈥?gt; Phase V
L
H
L
H
L
L
H
H
L
H
6
Input:
Phase U 鈥?gt; Phase W
Phase W 鈥?gt; Phase U
H: Input 1 is higher in potential than input 2 by at least 0.2V.
L: Input 1 is lower in potential than input 2 by at least 0.2V.
Brake Mode Switching Truth Table
BRAKE pin
L, OPEN
H
V
CIN
> V
CREF
Foward
Foward
V
CIN
< V
CREF
Reverse brake
Short brake
Pin Assignment
VCIN 1
RIN1 2
RIN2 3
RIN3 4
SIG GND 5
S/S 6
BRAKE 7
28 ROUT3
27 ROUT2
26 ROUT1
25 FGSEL
24 FC
23 VCREF
22 WOUT
PWR GND
LB1998
PWR GND
FG 8
RS 9
VH 10
WIN1 11
WIN2 12
VIN1 13
VIN2 14
21 VOUT
20 UOUT
19 VCC2
18 RF
17 VCC1
16 UIN2
15 UIN1
Top view
A11194
No. 5979-4/9