LB11826_08 SANYO [Sanyo Semicon Device], LB11826_08 Datasheet - Page 8

• Manufacturer Part Number: LB11826_08
• Description: For OA Products Three-Phase Brushless Motor Driver
• Manufacturer: SANYO [Sanyo Semicon Device]

Continued from preceding page.
Pin No.
14
15
16
17
18
19
20
Pin name
FGOUT
FGIN +
DOUT
GND1
FGIN -
S/S
LD
Speed discriminator output.
Accelerate : high, decelerate : low.
Speed lock detection output.
L when the motor speed is within the speed lock
range (±6.25%).
Voltage resistance 30V max.
FG amplifier output pin.
FG amplifier input pin.
Connection of a capacitor (about 0.1μF) between
FGIN and GND causes initial reset to the logic
circuit.
Start/stop control pin.
Low : 0V to 1.5V
High : 3.5V to VREG
H level when open.
Hysteresis width about 0.5V.
GND pin (Other than the output).
Pin function
LB11826
FG Reset
VREG
FG schmitt comparator
18
VREG
VREG
VREG
300Ω
20kΩ
20kΩ
VREG
Equivalent circuit
300Ω
Continued on next page.
22kΩ
2kΩ
14
15
300Ω
No.7109-8/11
16
19
17