bd6331fm ROHM Co. Ltd., bd6331fm Datasheet - Page 2

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bd6331fm

Manufacturer Part Number
bd6331fm
Description
Three-phase Full-wave Driver For Fan Motor
Manufacturer
ROHM Co. Ltd.
Datasheet
Circuit current1
Circuit current2
【HALL Amp.】
Input bias current
Input level
【VREG】
VREG voltage
【FR】
[L] level voltage range
[H] level voltage range
Input current
Output current
【FGSEL】
[L] level voltage range
[H] level voltage range
Input current
Output current
【VTH】
Input bias current
Open detect voltage
【PS】
[L] level voltage range
[H] level voltage range
Input current
Output current
【Level Amp.】
Input bias current
Output voltage L
Output voltage H
Output Tr. ON voltage range
Output Tr. OFF voltage range
PWM DUTY1
PWM DUTY2
PWM FREQUENCY
【VMIN】
Input bias current
【PWMIN】
[L] level voltage range
[H] level voltage range
Input current
Output current
Input frequency
【Current limit】
Input bias current
Current limit gain
【Output】
ON resistance
【SOUT】
Leak current
Output voltage L
【Lock detection】
ON time
OFF time
ELECTRICAL CHARACTERISTICS(Unless otherwise specified Ta=25℃,VCC=VM=12V)
Parameter
Symbol
FPWMIN
VSELL
VSELH
ISELI
ISELO
VLAOL
VLAOH
DPWM1
DPWM2
VPWML
VPWMH
IPWMI
IPWMO
ICC1
ICC2
VINH
VREG
VFRL
VFRH
IFRI
IFRO
IVTH
VDET
IPSI
IPSO
VLAL
VLAH
FPWM
IMIN
VFGL
TOFF
PSL
PSH
ILA
ICL
VCL
RON
IFG
TON
IB
Min.
2.79
57.4
0.98
0.65
5.25
2.1
-10
2.7
2.1
2.1
2.3
0.7
50
22
22
-1
90
18
-1
64
42
30
-1
-1
22
25
-1
0
0
0
4
0
0
0
0
0
0
0
0
0
Limit
REV. A
Typ.
10.5
2.8
2.8
1.0
1.3
28
28
93
24
79
57
50
28
50
6
1
Max.
2.81
51.6
1.02
100
2.9
0.7
2.8
0.7
2.8
1.3
0.3
0.7
2.8
1.3
0.3
2.6
10
10
10
35
10
35
10
96
12
30
10
89
94
72
80
35
75
10
21
1
1
1
1
1
Unit
mVpp
μA
μA
μA
μA
μA
μA
μA
μA
μA
μA
μA
KHz
μA
μA
μA
KHz
μA
sec
sec
mA
Ω
V
V
V
V
V
V
V
V
V
%
%
%
%
V
V
V
V
VCC+VM,PS=0V
VCC+VM
Io=-5mA
FR=2.8V
FR=0V
FGSEL=2.8V
FGSEL=0V
VTH=0V,LAIN=2.8V
VTH/VREG
PS=12V
PS=0V
LAIN=0V,VTH=2.8V
VTH=0V
VTH=2.8V
VTH/VREG
VTH/VREG
VTH=0.464×VREG
VTH=0.5×VREG
VMIN=0V
PWMIN=2.8V
PWMIN =0V
CL=0V,RNF2=2.8V
RNF2=0.2V
Io=±600mA(Upper+Lower)
Io=5mA
Conditions
2/4

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