LB11899J Datasheet, PDF (5/16 Pages) ON Semiconductor – Three-in-One Motor Driver

Block Diagram
LB11899J
HU+
HU-
HV+
HV-
HW+
FRC
MATRIX
&
LOGIC
HW-
CFGIN-
CFGOUT
CFGS
680pF
PWM
VCC _62k
2k
2.5k
2.5k
OSC
TSD
QR
S
SGND
BFGO
VCC
2200p _C1
C2
2200p
Regulator
Start control
circuit
Rotor position
Detector circuit
Mask Circuit
Timing
control
Soft switching
Drive
VCOIN
0.47μ
0.022μ _CX
DCTL
0.1μ
DFC
PLL
VCO
Divider
560k
TSD
1k
200
CVCO
CUOUT
CVOUT
CWOUT
CRSP
20k
VCC
10P CRS
CCTL
CILIM
CMGND
DVCO
DCOM
Upper saturation prevention control
DUOUT
DVOUT
DWOU
0.022μF
DRS
0.5
LVCO
200
PGIN+
200
PGIN-
PGO1
PGO2 _LIN
LOUT1
LOUT2
LGND
No.A2229-5/16