L6232E データシートの表示（PDF） - STMicroelectronics

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L6232E

SPINDLE DRIVER

STMicroelectronics 

L6232E

PIN DESCRIPTION

Pin

1 to 4

5, 9

6

7, 11

8

10

12

13

Name

GND

SENSE

INLB

VS

INLA

CS

CP

RC

14

15

16

17

18

19

20

21

22

23

24

25

26 to 28

INLC

BRK DLY

INUC

PWM Vref

LIN Vref

COMP

OUTA

BRK

OUTB

INUA

INUB

OUTC

GND

Function

Common Ground. Also provides heat-sink to PCB.

Output for current sense resistors.

Logic Input to turn on the lower driver (Active High).

Supply Voltage.

Logic input to turn on the lowey driver (Active High).

External Charge Pump Capacitor.

External Main Charge Pump capacitor.

Cutoff Time RC Network in PWM mode. The Resistor value is also used to define

the slew-rate in linear mode (LIN).

Logic input to turn on the lower driver (Active High).

External RC network for the brake delay.

Logic Input to turn on the upper driver (Active Low).

Input for Reference Control in PWM mode

Input for Reference Control voltage in LIN mode

External compensation for error amplifier

DMOS Half-bridge A Out.

Active LOW logic input that triggers the delayed brake.

DMOS Half-bridge B Out.

Logic Input to turn on the upper drivers (Active Low).

Logic Input to turn on the upper drivers (Active Low).

DMOS Half-bridge C Out.

Common Ground. Also provides heat-sink to PCB.

PIN CONNECTION (Top view)

2/10

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