Fan motor drive circuit

Example of fan motor drive circuit using MCU / Brushed DC motor

Fan motor drive circuit

Lineup

General purpose operational amplifier

Part number

TC75S51FU

TC75S103F

Package

USV

SMV

VDD - VSS [V]

1.5 to 7.0

1.8 to 5.5

IDD (Typ. / Max) [μA]

60 / 200 (@VDD = 3.0 V)

100 / 165 (@VDD = 3.3 V)

fT (Typ.) [MHz]

0.6

0.36
Input, Output Full Range -

Small signal MOSFET

Part number

SSM3K56MFV

SSM6N56FE

Package

VESM

ES6

VDSS [V]

20

20

ID [A]

0.8

0.8

RDS(ON) [Ω] @VGS = 4.5 V

Typ.

0.186

0.186

Max

0.235

0.235

Polarity N-ch N-ch x 2
Generation U-MOSⅦ-H U-MOSⅦ-H

MCU

Part number

TMPM381FWFG

TMPM383FSUG

Maximum operation frequency

40 MHz

40 MHz

Instruction ROM

128 KB

64 KB

RAM

10 KB 8 KB
Timer 16bit x 8ch 16bit x 8ch
UART / SIO 3ch 2ch
UART (50 % duty) 1ch 1ch
AD converter 18ch (12bit) 10ch (12bit)

Contacts

Technical inquiry

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Frequently Asked Questions

FAQs
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