KA3120 查看數據表（PDF） - Fairchild Semiconductor

零件编号

产品描述 (功能)

生产厂家

KA3120

SPINDLE & VOICE COIL MOTOR ONE CHIP DRIVER

Fairchild Semiconductor 

PRELIMINARY

KA3120

EQUIVALENT CIRCUITS (Continued)

Dynamic break part

VCC

U

VDD

40Ω

27Ω

#39

2k

#40

HDD PRODUCTS

CNTL1, 2, 3 input

VDD

VCC

27Ω

#44, #45, #46

VCM output and control part

Internal

1/2 VCC

VCC

−

#30

+

Internal

4V

VCC

+

+

60Ω

−

−

#28

VCC

−

#25

+

Internal

4V

Sense12 input

#27

VCC

60Ω

#22

#42

#19

10

MIC-99D001

January 1999

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