NJM2640 データシートの表示（PDF） - Japan Radio Corporation

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NJM2640

Two-phase Unipolar DC Brushless Motor Pre-Driver IC

Japan Radio Corporation  

NJM2640

♦ ABSOLUTE MAXIMUM RATINGS(Ta=25°C)

PARAMETER

SYMBOL

Supply Voltage

Hall Input Voltage Range

Output Current

Lock Alarm Output Voltage

Hall Input Differential Voltage

Lock Alarm Output Current

Power Dissipation

Operating Temperature Range

Operating Junction Temperature Range

Storage Temperature Range

Vcc

VIH

IOUT

VOLA

VIHD

IOLA

PD

Topr

Toj

Tstg

RATINGS

60

-0.3∼Vcc

30

60

2

20

375

-40∼85

-40∼150

-55∼150

UNIT

V

V

mA

V

V

mA

mW

°C

°C

°C

♦ ELECTRICAL CHARACTERISTICS(Vcc=48V, Ta=25°C)

PARAMETER

SYMBOL TEST CONDITIONS

Operating Supply Voltage

Range

Vcc

-

Operating Current

Icc

Vcc=24V

Vcc=48V

NIN..

4.0

-

-

TYP.

48.0

3.0

3.8

MAX. UNIT

55.0 V

4.0 mA

4.8 mA

Hall Input Hysterisis Range

Hall Amplifier Input Bias

Current

Hall Input Common mode

Voltage

Output Voltage

VHYS

IB

VICM

VOUT

-

-

-

IOUT=10mA

8

20

32

mV

-

0.5 1.0 µA

1.5

- Vcc-2 V

- Vcc-1.5 -

V

Output Leak Current

Lock Alarm Output Voltage

Lock Alarm Leak Current

Ct Charge Current

ILEAK

Vcc=60V

-

VLA

Lock Alarm ON, ILA=5mA -

ILA-LEAK

VLA=60V

-

ICHG

VCt=1.5V

-

-

5

µA

-

0.5

V

-

10 µA

3.8

-

µA

Ct Discharge Current

Charge / Discharge Current

Ratio

IDCHG

ICHG/ IDCHG

VCt=1.5V

-

-

0.75

-

µA

4.0 5.5 8.0

Ct H level Cense Voltage

VCtH

Ct L level Cense Voltage

VCtL

Auto Protection Release

ON Time

TON

Auto Protection Release

OFF Time

TOFF

-

-

Ct=0.47µF

Ct=0.47µF

2.2

2.5

2.8

V

0.6

0.7

0.8

V

-

0.25

-

s

-

1.25

-

s

-2-

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