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BD9243MUV Ver la hoja de datos (PDF) - ROHM Semiconductor

Número de pieza
componentes Descripción
Lista de partido
BD9243MUV
ROHM
ROHM Semiconductor ROHM
BD9243MUV Datasheet PDF : 5 Pages
1 2 3 4 5
○Electric Characteristics(Ta=25℃、VCC=24V、STB=3.0V)
Parameter
Symbol
MIN.
((WHOLE DEVICE))
Operating current
Icc1
Stand-by current
Icc2
((STAND BY CONTROL))
Stand-by voltage H
VstH
2.0
Stand-by voltage L
VstL
-0.3
((VCC UVLO BLOCK))
Operating voltage (VCC)
V_VCCUVP
6.17
Hesteresis width (VCC UVLO)
V_VCCUVP
0.37
((REG BLOCK))
REG output voltage
VREG
7.35
REG source current
IREG
20
((OSC BLOCK)
RT Output Voltage
VRT
1.05
SRT ON Resistor value
RSRT
((SOFT START BLOCK))
Soft start Charge Current
TSS
1.5
SS term start voltage
VSS_ST
0
SS term end voltage
VSS_END
2.8
((BOSC BLOCK))
BOSC Max voltage
VBCTH
1.94
BOSC Min voltage
VBCTL
0.4
BOSC frequency
FBCT
291
((FEED BACK BLOCK))
IS threshold voltage
VIS
1.225
VS threshold voltage
VVS
1.215
IS source current 1
IIS1
IS source current 2
IIS2
40
VS source current
IVS
IS COMP detect voltage
VISCOMP
0.606
((OUTPUT BLOCK))
LN output sink resistance
RsinkLN
1.5
LN output source resistance
RsourceLN
5
HN output sink resistance
RsinkHN
1.5
HN output source resistance
RsourceHN
5
MAX DUTY
MAX DUTY
46.0
OFF period
TOFF
100
Drive output frequency
FOUT
57.9
((TIMER LATCH BLOCK)
CP timer latch detect voltage
VCP
1.9
CP timer latch charge current
ICP
0.85
((COMP BLOCK))
COMP1 over voltage detect voltage
VCOMP1
3.88
Hysteresis width (COMP1)
VCOMP1
0.15
COMP2 over voltage detect voltage
VCOMP2
3.88
(This product is not designed to be radiation-resistant.)
Limits
TYP.
2.2
0
6.50
0.50
7.50
1.50
100
2.0
50
3.0
2.00
0.5
300
1.250
1.250
50
0.625
3
10
3
10
48.5
200
60.0
2.0
1.0
4.00
0.20
4.00
MAX.
Unit
Conditions
5.0
mA FOUT=60kHz, FB=SW=GND, BST=OPEN
10
μA
VCC
V System ON
0.8
V System OFF
6.83
V
0.63
V
7.65
V VCC>8.5V, Io=10mA
mA
1.95
V
200
Ω
2.5
uA
150
mV
3.2
V
2.06
0.6
309
V fBCT=0.3kHz
V fBCT=0.3kHz
Hz BCT=10000pF
1.275
1.285
0.9
60
0.9
0.644
V
V
μA DUTY=2.2V
μA DUTY=0V IS=1.0V
μA
V
6
20
6
20
49.5
400
62.1
Ω
Ω
Ω VBST-VSW=7.0V
Ω VBST-VSW=7.0V
% FOUT=60kHz, SW=GND, BST=OPEN
ns SW=GND, BST=OPEN
kHz RT=82kΩ
2.1
V
1.15
μA
4.12
V
0.25
V
4.12
V
2/4
REV. A

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