HA13571FR Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics

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HA13571FR

Combo (Spindle & VCM) Driver for HDD

Hitachi -> Renesas Electronics 

HA13571FR

Electrical Characteristics (cont)

Item

Symbol Min Typ Max Unit Test Conditions

Applica-

ble pins

Note

SPN Total output

Vsatspn —

output saturation voltage

drivers

1.1 1.4 V

Iout = 1.2A, Tj = 25°C

SDRVU

SDRVV

SDRVW

—

2.0 2.6 V

Iout = 2.2A Tj = 25°C

—

2.6 3.74 V

Tj = 125°C

1

Leakage current Icex1 —

—

0.1 mA VIN = 14V

SDRVU

SDRVV

SDRVW

Icex2 —

Ifrdu

—

0.6 1.2 mA Test source current

from middle phase

RL = 11Ω/phase

—

20

mA Vfrdu = 2.0V,

Vcc12 = 0V

Recirculating

Vfrdl1 —

1.25 1.4 V

If = –1.0A

1

diode forward

voltage

Vfrdl2 —

1.75 2.2 V

If = –2.2A

Overvoltage

Vclp

protection clamp

14.4 15.4 17

V

Iclp = 100mA

SPN Input current

Iin

—

—

±300 µA Vin = –0.3 to Vcc5

PWM

DAC &

filter

SIPWM

High level voltage Vh

3.5

—

—

V

Low level voltage Vts

—

—

1.5 V

PWM pulse width Tpwm 23

—

—

ns

Output resistance Rsout —

at Spwmflt

34

±20% kΩ

SPWMFLT

Output voltage

Vflt100 —

1.79 ±10% V

Duty = 100%

Vflt50 —

0.93 ±10% V

Duty = 50%

Vflt0

—

50

100 mV Duty = 0%

PWM

one

shot

Sink current

Isk

410 580 750 µA Spwmtg = 3.0V

SPWMTC

Low clamp voltage Vclmp 1.33 1.53 1.73 V

for discharging

Threshold voltage Vthst

3.0

3.3 3.6 V

for discharging

Vthend 1.47 1.67 1.87 V

for charging

15

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