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NJM2640 Datasheet(PDF) 2 Page - New Japan Radio

Part # NJM2640
Description  Two-phase Unipolar DC Brushless Motor Pre-Driver IC
PDF  7 Pages
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Manufacturer  NJRC [New Japan Radio]
Direct Link  http://www.jrc.co.jp/eng/index.html
Logo NJRC - New Japan Radio

NJM2640 Datasheet(HTML) 2 Page - New Japan Radio

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NJM2640
- 2 -
♦ ABSOLUTE MAXIMUM RATINGS(Ta=25°C)
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage
Vcc
60
V
Hall Input Voltage Range
VIH
-0.3
∼Vcc
V
Output Current
IOUT
30
mA
Lock Alarm Output Voltage
VOLA
60
V
Hall Input Differential Voltage
VIHD
2
V
Lock Alarm Output Current
IOLA
20
mA
Power Dissipation
PD
375
mW
Operating Temperature Range
Topr
-40
∼85
°C
Operating Junction Temperature Range
Toj
-40
∼150
°C
Storage Temperature Range
Tstg
-55
∼150
°C
♦ ELECTRICAL CHARACTERISTICS(Vcc=48V, Ta=25°C)
PARAMETER
SYMBOL
TEST CONDITIONS
NIN..
TYP.
MAX.
UNIT
Operating Supply Voltage
Range
Vcc
-
4.0
48.0
55.0
V
Vcc=24V
-
3.0
4.0
mA
Operating Current
Icc
Vcc=48V
-
3.8
4.8
mA
Hall Input Hysterisis Range
VHYS
-
8
20
32
mV
Hall Amplifier Input Bias
Current
IB
-
-
0.5
1.0
µA
Hall Input Common mode
Voltage
VICM
-
1.5
-
Vcc-2
V
Output Voltage
VOUT
IOUT=10mA
-
Vcc-1.5
-
V
Output Leak Current
ILEAK
Vcc=60V
-
-
5
µA
Lock Alarm Output Voltage
VLA
Lock Alarm ON, ILA=5mA
-
-
0.5
V
Lock Alarm Leak Current
ILA-LEAK
VLA=60V
-
-
10
µA
Ct Charge Current
ICHG
VCt=1.5V
-
3.8
-
µA
Ct Discharge Current
IDCHG
VCt=1.5V
-
0.75
-
µA
Charge / Discharge Current
Ratio
ICHG/ IDCHG
-
4.0
5.5
8.0
Ct H level Cense Voltage
VCtH
-
2.2
2.5
2.8
V
Ct L level Cense Voltage
VCtL
-
0.6
0.7
0.8
V
Auto Protection Release
ON Time
TON
Ct=0.47µF
-
0.25
-
s
Auto Protection Release
OFF Time
TOFF
Ct=0.47µF
-
1.25
-
s



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