bd9240fv ROHM Co. Ltd., bd9240fv Datasheet - Page 2

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bd9240fv

Manufacturer Part Number
bd9240fv
Description
Dc-ac Inverter Control Ic
Manufacturer
ROHM Co. Ltd.
Datasheet
○ Electric Characteristics(Ta=25℃,VCC=12V)
( (WHOLE DEVICE) )
Operating current
Stand-by current
( (STAND BY CONTROL) )
Stand-by voltage H 1
Stand-by voltage H 2
Stand-by voltage L
( (UVLO BLOCK) )
Operating voltage (VCC)
Hesteresis width (VCC)
Operating voltage (UVLO)
Hesteresis width (UVLO)
( (SOFT START BLOCK) )
Soft start current
SS_COMP detect voltage
( (OSC BLOCK) )
RT Output Voltage
STR ON Resistor value
( (BOSC BLOCK) )
BOSC Max voltage
BOSC Min voltage
BOSC constant current
BOSC frequency
( (FEED BACK BLOCK) )
IS threshold voltage 1
IS threshold voltage 2
VS threshold voltage
IS source current 1
IS source current 2
VS source current
IS COMP detect voltage 1
IS COMP detect voltage 2
VREF input voltage range
( (OUTPUT BLOCK) )
NA output voltage H
NB output voltage H
NA output voltage L
NB output voltage L
NA output sink resistance
NA output source resistance
NB output sink resistance
NB output source resistance
Drive output frequency
Input High voltage range
Input Low voltage range
( (CT SYNCHRONOUS BLOCK : CLKIN pin) )
Parameter
VCT_CLKIN_H
VCT_CLKIN_L
⊿Vvlo_u
VISCOMP1
VISCOMP2
Rsink_NA
Rsink_NB
⊿Vuvlo
Rsource_NA
Rsource_NB
Symbol
Vvlo_u
VREFIN
VoutAH
VoutBH
VoutAL
VoutBL
Vuvlo
VstH1
VstH2
VBCTH
VBCTL
Icc1
Icc2
VstL
RSRT
IBCT
FBCT
Vis1
Vis2
Iis1
Iis2
Iss
Vss
VRT
Vvs
Ivs
Fout
VCCx0.85
VCC-0.3
VCC-0.3
1.35/BRT
0.075
1.225
1.220
-0.3
6.65
0.37
1.05
1.94
0.40
0.64
2.4
-0.3
MIN.
1.5
2.3
57.9
291
0.6
1.3
4.0
1.3
4.0
2.5
40
-
-
-
2
-
-
REV. A
1.50/BRT
Limits
VCC-0.1
VCC-0.1
VREFIN
0.100
1.250
1.250
7.00
0.50
1.50
2.00
0.50
0.66
TYP.
2.5
2.0
2.5
100
60.0
300
0.5
0.1
0.1
2.5
8.0
2.5
8.0
50
-
6.2
21
-
-
-
VCCx0.5
1.65/BRT
0.125
1.275
1.280
MAX.
12.0
7.35
0.63
1.95
2.06
0.60
VIS1
0.68
16.0
16.0
62.1
5.0
0.5
VCC
0.8
2.6
2.5
2.7
200
309
0.9
0.9
1.6
0.3
0.3
5.0
5.0
60
60
-
-
-
Unit
kHz
uA
Ω
Hz
uA
uA
uA
Ω
Ω
Ω
Ω
V
V
mA
uA
V
V
V
V
V
V
V
V
A
V
V
V
V
V
V
V
V
V
V
V
V
V
FOUT=60kHz, FB=GND
System ON (DUTY 2ch input mode)
System ON (DUTY 1ch input mode)
System OFF
fBCT=0.3kHz
fBCT=0.3kHz
(BRT=36.2kΩ, BCT=0.047uF )
VREF applying voltage
DUTY=2.0V
DUTY=0V, IS=1.0V
VREFIN≧1.25V
VREFIN=1V
No effect at VREF>1.25V
RT=21kΩ
Conditions
2/4

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