BD6974FV 查看數據表（PDF） - ROHM Semiconductor
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BD6974FV Datasheet PDF : 5 Pages
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〇ELECTRICAL CHARACTERISTICS (Unless otherwise specified Ta=25°C, Vcc=12V)
Parameter
Symbol
Min.
Limit
Typ.
Max. Unit
Conditions
Circuit current
Icc
3
5
8 mA
Hall input hysteresis
VHYS ±5 ±10 ±15 mV
High side output current
IH
9.0 12.0 16.5 mA VOH=12V
High side output leak current
IHL
-
-
10 μA VOH=36V
Low side output high voltage
VLH
9.3 9.5
-
V IOL=-5mA
Low side output low voltage
VLL
-
0.5
0.7
V IOL=5mA
Lock detection ON time
TON
0.2 0.3 0.45 s
Lock detection OFF time
TOFF
4.0
6.0
9.0
s
AL output low voltage
VALL
-
-
0.3
V IAL=5mA
AL output leak current
IALL
-
-
10 μA VAL=17V
OSC low voltage
VOSCL 0.8
1.0
1.2
V
OSC high voltage
VOSCH 2.3
2.5
2.7
V
OSC charge current
ICOSC -55 -40 -25 μA
OSC discharge current
IDOSC 25
40
55 μA
VTH=VREF×0.26
Output ON duty 1
DUTY1 75
80
85
% (H side pull up R=1kΩ,
COSC=470pF)
VTH=VREF×0.35
Output ON duty 2
DUTY2 45
50
55
% (H side pull up R=1kΩ,
COSC=470pF)
VTH=VREF×0.44
Output ON duty 3
DUTY3 15
20
25
% (H side pull up R=1kΩ,
COSC=470pF)
REF voltage
VREF
4.8
5.0
5.2
V IREF=-2mA
Hall bias voltage
VHB 1.10 1.26 1.50 V IHB=-2mA
Current limit voltage
VCL
120 150 180 mV
SS charge current
ISS
50 120 300 nA VSS=0V
TH bias current
ITH
-
-
0.2 μA
MIN bias current
IMIN
-
-
0.2 μA
CS bias current
ICS
-
-
0.2 μA
REV. B
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