NJW4302FA1 datasheet(7/18 Pages) NJRC

Part #	NJW4302FA1

Description	THREE-PHASE DC BRUSHLESS MOTOR CONTROL IC

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Manufacturer	NJRC [New Japan Radio]

Direct Link	http://www.jrc.co.jp/eng/index.html

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Preliminary

NJW4302

-7 -

sELECTRICAL CHARACTERISTICS / Ta=25

°°°°C,V+=5.0V

PARAMETER

SYMBOL

CONDITION

MIN.

TYP.

MAX.

UNIT

Supply current 1

ICC1

-

38

55

mA

Supply current 2

ICC2

in stop mode

-

8

18

mA

Output saturation voltage

VO (sat) UL,VL and WL terminal Io=20mA

-

0.2

0.7

V

Output current

IO

UH,VH and WH

terminal Vout=1.4V

-20

-16

-12

mA

Output leakage current

IO(leak)

UL,VL,WL output

-

100

µA

Output off voltage

VO(off)

UH,VH,WH output

-

0.5

V

•HALL AMPLIFIER

PARAMETER

SYMBOL TEST CONDITION

MIN.

TYP.

MAX.

UNIT

Input bias current

IHB(HA)

-4

-1

-

µA

Common mode input voltage range

VICM

1.5

-

VCC-1.5

V

Hall input sensitivity

∆VIN(HA)

-

60

-

mVP-P

Hysteresis

∆VIN(HA)

17

32

60

mV

Input voltage Low → High

VSLH

8

16

30

mV

Input voltage High →Low

VSHL

-30

-16

-8

mV

••••CR OSCILLATOR

PARAMETER

SYMBOL

TEST CONDITION

MIN.

TYP.

MAX.

UNIT

Output high level voltage

VOH(CR)

2.4

2.7

3.0

V

Output low level voltage

VOL(CR)

1.3

1.6

1.9

V

RC oscillation frequency

f(CR)

R=75kΩ,C=1500pF

-

19

-

kHz

RC oscillation voltage

V(CR)

0.9

1.1

1.3

VP-P

••••CLOCK OSCILLATOR

PARAMETER

SYMBOL

TEST CONDITION

MIN.

TYP.

MAX.

UNIT

Output high level voltage

VOH(RK)

2.7

3.0

3.3

V

Output low level voltage

VOL(RK)

0.1

0.4

0.7

V

External capacitor charge current

ICHG1

-

-10

-

µA

External capacitor discharge current

ICHG2

-

10

-

µA

Clock oscillation frequency

f(RK)

C=0.068µF

-

35

-

Hz

RC oscillation voltage

V(RK)

2.4

2.6

2.8

VP-P

•VCO OSCILLATOR (PLL COUNTER)

PARAMETER

SYMBOL

TEST CONDITION

MIN.

TYP.

MAX.

UNIT

C-terminal high-level output voltage

VOH(C)

1.15

1.25

1.35

V

C-terminal low-level output voltage

VOL(C)

0.9

1.0

1.1

V

VCO oscillation frequency

f(C)

-

1.0

MHz

Amplitude

V(C)

0.15

0.25

0.6

VP-P

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NJW4302FA1 Datasheet(PDF) 7 Page - New Japan Radio

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