BD9882F_09 ROHM [Rohm], BD9882F_09 Datasheet - Page 2
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BD9882F_09
Manufacturer Part Number
BD9882F_09
Description
Silicon Monolithic Integrated Circuit
Manufacturer
ROHM [Rohm]
Datasheet
1.BD9882F_09.pdf
(5 pages)
○Electric Characteristics(Ta=25℃,VCC=7V)
(This product is not designed for normal operation with in a radio active environment.)
( (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
( (TIMER LATCH) )
Timer Latch voltage
Timer Latch current
( (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
( (FEED BACK BLOCK) )
IS threshold voltage
VS threshold voltage
IS source current 1
IS source current 2
VS source current
( (Output BLOCK) )
Output voltage H
Output voltage L
Output sink resistance
Output source resistance
Drive output frequency
( (BURST MODE) )
BOSC Max voltage
BOSC Min Voltage
BOSC constant current
BOSC frequency
( (REG BLOCK) )
REG output voltage
REG source current
( (COMP BLOCK) )
Over voltage detect
Under voltage detect
( (FAIL PIN) )
Normal output voltage
Protect output voltage
Protect cancel voltage detect
Parameter
RsourceN
MAXDUTY
Iburosc
Symbol
VuvloH
VuvloL
VoutNH
VoutNL
RsinkN
VCOMPH
VCOMPL
VoscH
VoscL
VburH
VburL
FBOSC
VFAIL
Icc1
Icc2
Vovf
VstH
VstL
Visc
RSRT
Iis1
Iis2
VREG
IREG
Vcp
Icp
Iss
Vss
Vis
Vvs
Ivs
VPH
VPL
I
FN
CT
1.35/RT
VCC-0.3
1.35/BRT
4.000
3.800
1.225
1.220
3.038
0.590
MIN.
2.20
-0.3
0.45
13.0
58.5
1.94
2.20
0.45
0.36
1.8
1.9
0.5
1.8
0.3
1.0
2.0
0.4
5.0
2.9
-
-
44
-
-
-
261
-
-
-
REV. A
VCC-0.1
1.5/BRT
Limits
1.5/RT
4.200
4.000
1.250
1.250
3.100
0.640
TYP.
2.40
46.5
0.50
20.0
60.0
0.40
2.0
1.0
2.0
0.5
2.0
2.2
200
0.1
2.0
0.5
2.5
0.5
3.1
-
-
-
-
275
10
-
8
2
8
1.65/RT
1.65/BRT
4.400
4.200
1.275
1.280
-
3.162
0.690
MAX.
2.60
0.55
27.0
61.5
2.06
2.80
0.55
0.44
VCC
0.8
2.1
1.5
2.2
0.7
3.0
2.4
400
1.5
1.0
0.3
0.6
3.3
16
10
49
289
16
20
-
Unit
μA
μA
μA
μA
μA
kHz
μA
Ω
Ω
Ω
Hz
mA
mA
V
V
V
V
A
V
V
%
V
V
V
V
V
V
V
V
V
V
A
V
V
V
V
V
V
CT=0.5V
System ON
System OFF
f
f
f
DUTY=2.0V
DUTY=0V、IS=0.5V
Isink = 10mA
Isource = 10mA
RT=18kΩ CT=400pF
f
f
BRT=33kΩ BCT=0.051μF
CT
CT
CT
BCT
BCT
=60kHz
=60kHz
=60kHz
=0.2kHz
=0.2kHz
Conditions
2/4