BD64550EFV(2009) データシートの表示（PDF） - ROHM Semiconductor
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BD64550EFV Datasheet PDF : 5 Pages
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○Electrical characteristics (Unless otherwise specified, Ta=25℃, VＭ=24V)
Parameter
Overall
VM current 1
VM current 2
H bridge 1
Output on resistance (source side)
Output on resistance (sinking side)
Output leak current
Built-in diode forward direction voltage
(source side)
Built-in diode forward direction voltage
(sinking side)
H bridge 2
Output on resistance（source side）
Output on resistance（sinking side）
Output leak current
Built-in diode forward direction voltage
(source side)
Built-in diode forward direction voltage
(sinking side)
Current control
VREF voltage range
VREF pin outflow current
RNF pin outflow current
RNFS pin outflow current
VREF-RNFS offset voltage
Control logic
High input voltage
Low input voltage
Input current
Switching power source
DSEN threshold voltage
Output on resistance
Leak current
DUTY_MAX value
Clock frequency
DSEN pin outflow current
Series power source
Output voltage
Leak current
RESET pin
Output voltage
Leak current
High VM threshold voltage
Low VM threshold voltage L
High motor UVLO voltage
Low motor UVLO voltage
Reset delay time
Symbol
IVM1
IVM2
RONH1
RONL1
ILEAK1
VFH1
VFL1
Min.
-
-
-
-
0
0.6
0.6
RONH2
-
RONL2
-
ILEAK2
0
VFH2
0.6
VFL2
0.6
VREF
0.8
IREF
-
IRNF
5
IRNFS
-
VOFFSET
-15
VINH
2.0
VINL
0
IIN
21
VSWBIAS
RSWON
ISWLEAK
DMAX
FSW
IDSEN
0.873
-
0
-
130
-
VSOUT
ISLEAK
1.425
0
VRSTL
IRSTLEAK
VMPORH
VMPORL
VMMTH
VMMTL
TPOR
0
0
6.3
5.9
13.5
12.5
50
Limit
Typ.
-
-
0.6
0.4
-
0.9
0.9
0.7
0.5
-
0.9
0.9
-
0
15
0
0
-
-
33
0.9
0.8
-
92
200
0
1.5
-
-
-
6.5
6.1
15
14
80
2/4
Max.
8
12
0.78
0.52
10
1.2
1.2
Unit
Conditions
mA VM=7V
mA VM=24V
Ω
IOUT=1A
Ω
IOUT=1A
μA VM=36V
V
IOUT=1A
V
IOUT=1A
0.91
0.65
10
1.2
1.2
Ω
IOUT=1A
Ω
IOUT=1A
μA VM=36V
V
IOUT=1A
V
IOUT=1A
3.5
V
1
μA
30
μA
1
μA
15
mV VREF=2V
5.5
V
0.8
V
45
μA Input voltage=3.3V
0.927
1.04
10
-
270
1
V
Ω
IOUT=250mA
μA VM=36V
%
kHz
μA
1.575
10
V
IOUT=70mA
μA
0.2
10
6.7
6.3
16.5
15.5
110
V
μA
V
V
V
V
msec
IDRAIN=1mA
VM at power on
VM at power off
Off motor only
REV. A
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