LB11923V_06 SANYO [Sanyo Semicon Device], LB11923V_06 Datasheet - Page 13

• Manufacturer Part Number: LB11923V_06
• Description: Three-Phase Brushless Motor Driver
• Manufacturer: SANYO [Sanyo Semicon Device]

Continued from preceding page.
Pin No.
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
12
18
26
GND1
GND2
V
V
IN3
IN3
IN2
IN2
IN1
IN1
WH
WL
RF
UH
VH
NC
Pin
UL
VL
CC
CC
+
+
+
2
1
–
–
–
Output current detection
Connect a resistor between this pin and ground.
The output limitation maximum current, I
0.26/R
Control block ground
Output block ground
Outputs (that are used to drive external transistors).
The PWM duty is controlled on the UH, VH, and WH side of
these outputs.
Output block power supply
Control block power supply
Short V
between these pins and ground.
Hall-effect device inputs.
The input is seen as a high-level input when IN
as a low-level input for the opposite state.
If noise on the Hall-effect device signals is a problem, insert
capacitors between the corresponding IN
The logic high state indicates that V
These are unconnected pins, and can be used for wiring.
f
by this resistor.
CC
1 to V
CC
2 and, for stability, insert a capacitor
Functions
IN +
> V
+
IN –
OUT
and IN
LB11923V
, is set to be
+
–
> IN
inputs.
–
, and
40
42
V CC 1
44
V CC 2
V CC 1
500 Ω
Equivalent circuit
31 33 35
32 34 36
500 Ω
No. 7498-13/20
28
39 41 43