L2720(1996) Ver la hoja de datos (PDF) - STMicroelectronics

Número de pieza

componentes Descripción

fabricante

L2720
(Rev.:1996)

LOW DROP DUAL POWER OPERATIONAL AMPLIFIERS

STMicroelectronics 

L2720/2/4

Figure 12 : Bidirectional Speed Control of DC Motors

2R3 . R1

For circuit stability ensure that RX >

RM

where RM = internal resistance of motor.

VS

The voltage available at the terminals of the motor is VM = 2 (VI −

) + |RO|. IM where |RO| =

2

and IM is the motor current.

2R3 . R1

RX

Figure 13 : VHS-VCR Motor Control Circuit

6/10

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