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BD9888F Ver la hoja de datos (PDF) - ROHM Semiconductor

Número de pieza
componentes Descripción
Fabricante
BD9888F
ROHM
ROHM Semiconductor ROHM
BD9888F Datasheet PDF : 5 Pages
1 2 3 4 5
○Electric Characteristics(Ta=25℃,VCC=7V)
Parameter
((WHOLE DEVICE))
Operating current
Stand-by current
((OVER VOLTAGE DETECT))
FB over voltage detect voltage
((STAND BY CONTROL))
Stand-by voltage H
Stand-by voltage L
Stand-by hysteresis
((TIMER LATCH))
Timer Latch voltage
Timer Latch current
((BURST MODE))
BOSC Max voltage
BOSC Min Voltage
BOSC constant current
BOSC frequency
((OSC BLOCK))
OSC constant current
OSC Max voltage
OSC Min voltage
MAX DUTY
Soft start current
IS COMP detect Voltage
SS COMP detect voltage
SRT ON resistance
((UVLO BLOCK))
Operating voltage
Shut down voltage
((REG BLOCK))
REG output voltage
REG source current
VREF voltage
((FEED BACK BLOCK))
IS threshold voltage
VS threshold voltage
IS source current 1
IS source current 2
VS source current
((OUTPUT BLOCK))
NAch output voltage H
NBch output voltage H
NAch output voltage L
NBch output voltage L
NAch output sink resistance
NAch output source resistance
NBch output sink resistance
NBch output source resistance
Drive output frequency
((COMP BLOCK))
Under voltage detect
Voltage difference detect
Symbol
Icc1
Icc2
Vovf
VstH
VstL
⊿Vst
Vcp
Icp
VburH
VburL
IBCT
fBCT
ICT
VoscH
VoscL
MAXDUTY
Iss
Visc
Vss
RSRT
VuvloH
VuvloL
VREG
IREG
VREF
Vis
Vvs
Iis1
Iis2
Ivs
VoutNAH
VoutNBH
VoutNAL
VoutNBL
RsinkNA
RsourceNA
RsinkNB
RsourceNB
fOUT
VCOMPL
⊿VCOMP
MIN.
2.20
1.6
-0.3
0.08
1.9
0.5
1.94
0.4
1.35/BRT
266
1.35/RT
1.8
0.3
44
1.0
0.45
2.0
4.100
3.900
3.038
5.0
1.225
1.225
1.220
13.0
VCC-0.3
VCC-0.3
58.5
0.620
0.40
(This product is not designed to be radiation-resistant.)
Limits
TYP.
11.0
2
2.40
0.18
2.0
1.0
2.0
0.5
1.5/BRT
280
1.5/RT
2.0
0.5
46.5
2.0
0.50
2.2
200
4.300
4.100
3.100
1.250
1.250
1.250
20.0
VCC-0.1
VCC-0.1
0.1
0.1
5
8
5
8
60.0
0.640
0.45
MAX.
17.0
10
2.60
VCC
0.8
0.28
2.1
1.5
2.06
0.6
1.65/BRT
294
1.65/RT
2.2
0.7
49
3.0
0.55
2.4
400
4.500
4.300
3.162
1.275
1.275
1.280
1.5
27.0
1.0
0.3
0.3
10
16
10
16
61.5
0.660
0.5
2/4
Unit
Conditions
mA CT=0.5V
μA
V
V
System ON
V
System OFF
V
V
μA
V
fBCT=0.2kHz
V
fBCT=0.2kHz
A
Hz
BRT=33kΩ、BCT=0.050μF
A
V
fCT=60kHz
V
fCT=60kHz
%
fCT=60kHz
μA
V
V
Ω
V
V
V
mA
V
VREF=Open
V
V
μA
DUTY=2.0V
μA
DUTY=0V、IS=0.5V
μA
V
V
V
V
Ω
Isink = 10mA
Ω
Isource = 10mA
Ω
Isink = 10mA
Ω
Isource = 10mA
KHz
RT=18kΩ、CT=395pF
V
V
|VCOMPA-VCOMPB|
REV. A

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