BA6665FM datasheet(5/9 Pages) ROHM

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BA6665FM

Optical disc ICs

Measurement circuit

Fig.1

)

Circuit current

ICC1 : Value of 'A1'

VPS=0 [V]

+~H3+=(1/2)×VCC+0.1 [V]

−~H3−=(1/2)×VCC [V]

ICC2 : Value of 'A1'

VPS=5 [V]

+~H3+=(1/2)×VCC+0.1 [V]

−~H3−=(1/2)×VCC [V]

VHB : Value of 'V2'

VPS=5 [V]

IHB=10 [mA]

Test Circuit

Hall bias voltage

12V

RNF

1.65V

−

IHB

Fig.2

)

PS ON/OFF range

REV ON/OFF range

VPSON : Range of 'VPS' that output pins

become input-output table.

(Input condition 1~6)

VPSOFF : Range of 'VPS' that output pins

become open.

(Input condition 1~6)

VRSON : Range of 'VREV' that output pins

become input-output table.

(Input condition 1~6)

VPS=5 [V] EC=0 [V]

VRSOFF : Range of 'VREV' that output pins

become open.

(Input condition 1~6)

VPS=5 [V] EC=0 [V]

ITL

: (Value of 'V1') / 0.5

(Input condition 1~6)

VPS=5 [V] EC=0 [V]

Test Circuit

Torque limit current

12V

RNF

VPS

VREV

1.65V

−

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