IP9001 datasheet(9/32 Pages) INTERPION

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IP9001

4-CH MOTOR DRIVE IC FOR PORTABLE CDP

September. 2003 (Rev.0)

- 9 -

www.interpionsemi.com

ELECTRICAL CHARACTERISTICS - - - continued

CHARACTERISTICS

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNIT

[ DC/DC CONVERTER PART - - - Dead time ]

DEAD impedance

RDEAD

K ohm

DEAD output voltage

VDEAD

0.78

0.88

0.98

[ DC/DC CONVERTER PART - - - Start ]

Start switching voltage

VSSV

VCC1=VCC2=0V~3V

sweep, START=0V

2.3

2.5

2.7

Start switching

hysteresis voltage

VSSHS

START=0V

130

200

300

Discharge release voltage

VDIS

1.63

1.83

2.03

[ EMPTY DETECT ION PART ]

Empty detect voltage1

VEMPT1

VSEL=0V

2.1

2.2

2.3

Empty detect hysteresis1

VEMPHS1

VSEL=0V

100

Empty detect voltage2

VEMPT2

ISEL=-2uA

1.7

1.8

1.9

Empty detect hysteresis2

VEMPHS2

ISEL=-2uA

100

Empty output voltage

VEMP

IO=1mA, SENS=1V

0.5

SEL detect voltage

VSELTH

VSELTH=VBAT-SEL,

SENS=2V

1.5

SEL detect current

ISEL

-2

(Ta = 25

OC, VCC1=VCC2=3.2V, VBAT=2.4V, VREF=1.6V,

VCHG=0V, fclk=88.2KHz unless otherwise specified.)

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