LB11826 データシートの表示（PDF） - ON Semiconductor

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LB11826

Three-Phase Brushless Motor Driver

ON Semiconductor 

Continued from preceding page.

Pin No. Pin name

Pin function

14

DOUT Speed discriminator output.

Accelerate : high, decelerate : low.

LB11826

VREG

Equivalent circuit

300Ω

14

15

LD

Speed lock detection output.

L when the motor speed is within the speed lock

VREG

range (±6.25%).

Voltage resistance 30V max.

15

16

FGOUT FG amplifier output pin.

VREG

FG schmitt comparator

17

18

FGIN-

FGIN+

FG amplifier input pin.

Connection of a capacitor (about 0.1μF) between

VREG

FGIN and GND causes initial reset to the logic

circuit.

20kΩ

FG Reset

300Ω

18

20kΩ

19

S/S

Start/stop control pin.

Low : 0V to 1.5V

High : 3.5V to VREG

H level when open.

Hysteresis width about 0.5V.

VREG

20

GND1 GND pin (Other than the output).

16

300Ω

17

22kΩ

2kΩ

19

Continued on next page.

No.7109-8/11

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