BD64550EFV Просмотр технического описания (PDF) - ROHM Semiconductor
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BD64550EFV Datasheet PDF : 17 Pages
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BD64550EFV
●Electrical Characteristics (Unless otherwise specified,Ta=25℃,VM=24V)
Parameter
Symbol
Min.
Limit
Typ.
Overall
VM current 1
IVM1
-
-
VM current 2
IVM2
-
-
H-bridge 1
Output on resistance (source side))
RONH1
-
0.6
Output on resistance (sinking side)
RONL1
-
0.4
Output leak current
ILEAK1
0
-
Built-in diode forward direction voltage
(source side)
VFH1
0.6
0.9
Built-in diode forward direction voltage
(sinking side)
VFL1
0.6
0.9
H-bridge 2
Output on resistance (source side)
RONH2
-
0.7
Output on resistance (sinking side)
RONL2
-
0.5
Output leak current
ILEAK2
0
-
Built-in diode forward direction voltage
(source side)
VFH2
0.6
0.9
Built-in diode forward direction voltage
(sinking side)
VFL2
0.6
0.9
Current control
VREF voltage range
VREF
0.8
-
VREF pin outflow current
IREF
-
0
RNF pin outflow current
IRNF
5
15
RNFS pin outflow current
IRNFS
-
0
VREF-RNFS offset voltage
VOFFSET
-15
0
Control logic
High input voltage
VINH
2.0
-
Low input voltage
VINL
0
-
Input current
IIN
21
33
Switching power source
DSEN threshold voltage
VSWBIAS
0.873
0.9
Output on resistance
RSWON
-
0.8
Leak current
ISWLEAK
0
-
DUTY_MAX value
DMAX
-
92
Clock frequency
FSW
130
200
DSEN pin outflow current
IDSEN
-
0
Series power source
Output voltage
VSOUT
1.425
1.5
Leak current
ISLEAK
0
-
RESET pin
Output voltage
VRSTL
0
-
Leak current
IRSTLEAK
0
-
High VM threshold voltage
VMPORH
6.3
6.5
Low VM threshold voltage
VMPORL
5.9
6.1
High motor UVLO voltage
VMMTH
13.5
15
Low motor UVLO voltage
VMMTL
12.5
14
Reset delay time
TPOR
50
80
Technical Note
Max.
Unit Conditions
8
mA VM=7V
12
mA VM=24V
0.78
0.52
10
1.2
1.2
Ω Io=1A
Ω Io=1A
µA VM=36V
V Io=1A
V Io=1A
0.91
0.65
10
1.2
1.2
Ω Io=1A
Ω Io=1A
µA VM=36V
V Io=1A
V Io=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 At Io=250mA
µA VM=36V
%
kHz
µA
1.575
10
V At Io=70mA
µA
0.2
10
6.7
6.3
16.5
15.5
110
V IDRAIN=1mA
µA
V VM at power on
V VM at power off
V Off motor only
V
ms
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2/16
2010.06 - Rev.A
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