HA13561F データシートの表示（PDF） - Hitachi -> Renesas Electronics

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HA13561F

Combo (Spindle & VCM) Driver

Hitachi -> Renesas Electronics 

HA13561F

Pin Description (cont)

Pin Number Pin Name

58

NC

59

NC

60

COMPOUT

61

VREF1

62

RESINH

63

64

65

66 to 75

76

77

78

79

80

OPIN (+)

VCTL

OPIN (–)

GND

LVI2

Vpsv

RETPOW

RETON

RS

Function

No function

ditto

Comparator output to detect the direction of output current on VCM driver

Regulated voltage output to be used as reference of peripheral ICs

Used for inhibiting the restart function of the spindle motor driver after power

down

Non inverted input of OP.Amp. to be used for filtering the signal on PWMOUT

OP. Amp. output, this signal is used as control signal for VCM driver output

Inverted input of OP.Amp. to be used for filtering the signal on PWMOUT

Ground pins

Sensing input for power monitor circuitry

Power supply for VCM driver

Power supply for retract circuitry

To be attached the base terminal of external transistor for retracting

Sensing input for output current on VCM driver

4

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