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BD6974FV 반도체 회로 부품 판매점

Silicon Monolithic Integrated Circuit



ROHM Semiconductor 로고
ROHM Semiconductor
BD6974FV 데이터시트, 핀배열, 회로
www.DataSheet4U.net
STRUCTURE
Silicon Monolithic Integrated Circuit
PRODUCT SERIES
Single-Phase Full-Wave Motor Driver for Fan Motor
TYPE
BD6974FV
FEATURES
Pre-driver compatible for external Tr
Speed controllable by DC/PWM input
PWM soft switching drive
ABSOLUTE MAXIMUM RATINGS
Parameter
Symbol
Limit
Supply voltage
Vcc 20
Power dissipation
Pd 874.7
Operating temperature
Topr
-40 to +100
Storage temperature
Tstg -55 to +150
High side output voltage
VOH
36
Low side output voltage
VOL
15
Low side output current
IOL 10
AL output current
IAL 10
AL output voltage
VAL 20
REF current ability
IREF
12
HB current ability
IHB 12
Input voltage(H+, H-, TH, MIN, CS, SS)
VIN
7
Junction temperature
Tjmax
150
Reduce by 7.0mW/°C over Ta=25°C.
(On 70.0mm×70.0mm×1.6mm glass epoxy board)
OPERATING CONDITIONS
Parameter
Symbol
Limit
Operating supply voltage range
Vcc 4.3 to 17.0
Hall input voltage range
VH
0 to Vcc-2.0
0 to 7.0
TH input voltage range
VTH
0 to REF
MIN input voltage range
VMIN
0 to REF
This product is not designed for production against radioactive rays.
This document may be strategic data subject to COCOM regulations.
Unit
V
mW
°C
°C
V
V
mA
mA
V
mA
mA
V
°C
Unit
V
V
V
V
V
1/4
less than Vcc=9.0V
more than Vcc=9.0V
REV. B


BD6974FV 데이터시트, 핀배열, 회로
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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=1k,
COSC=470pF)
VTH=VREF×0.35
Output ON duty 2
DUTY2 45 50 55 % (H side pull up R=1k,
COSC=470pF)
VTH=VREF×0.44
Output ON duty 3
DUTY3 15 20 25 % (H side pull up R=1k,
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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Silicon Monolithic Integrated Circuit - ROHM Semiconductor