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Rohm Semiconductor Electronic Components Datasheet

BD9884FV Datasheet

DC-AC Inverter Control IC

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BD9884FV pdf
1/4
STRUCTURE
Silicon Monolithic Integrated Circuit
NAME OF PRODUCT
DC-AC Inverter Control IC
TYPE
FUNCTION
BD9884FV
・2ch control with Half-bridge
・Lamp current and voltage sense feed back control
・Sequencing easily achieved with Soft Start Control
・Short circuit protection with Timer Latch
・Under Voltage Lock Out
・Short circuit protection with over voltage
・Mode-selectable the operating or stand-by mode by stand-by pin
・2ch BURST mode selectivity in-phase or reversed phase
・Synchronous operating the other BD9884FV IC’s
○Absolute Maximum Ratings(Ta = 25℃)
Parameter
Supply Voltage
Operating Temperature Range
Storage Temperature Range
Power Dissipation
Maximum Junction Temperature
Symbol
VCC
Topr
Tstg
Pd
Tjmax
Limits
12
-35~+85
-55~+125
850*
+125
Unit
V
mW
*Pd derated at 8.5mW/℃ for temperature above Ta = 25℃ (When mounted on a PCB 70.0mm×70.0mm×1.6mm)
〇Recommended operating condition
Parameter
Supply voltage
CT oscillation frequency
BCT oscillation frequency
Symbol
VCC
fCT
fBCT
Limits
5.0~11.0
20~150
0.05~1.00
Unit
V
kHz
kHz
Status of this document
The Japanese version of this document is the official specification.
Please use the translation version of this document as a reference to expedite understanding of the official version.
If these is any uncertainty in translation version of this document, official version takes priority.
REV. D


Rohm Semiconductor Electronic Components Datasheet

BD9884FV Datasheet

DC-AC Inverter Control IC

No Preview Available !

BD9884FV pdf
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 H1
(BURST mode in reverse phase)
Stand-by voltage H2
(BURST mode in phase)
Stand-by voltage L
Stand-by hysteresis
((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
Lock out voltage
Operating voltage (External UVLO)
Lock out voltage (External UVLO)
((FEED BACK BLOCK))
IS threshold voltage
VS threshold voltage
IS source current 1
IS source current 2
VS source current
((OUTPUT BLOCK))
Pch output voltage H
Nch output voltage H
Pch output voltage L
Nch output voltage L
Pch output sink resistance
Pch output source resistance
Nch output sink resistance
Nch output source resistance
((BURST MODE BLOCK))
BOSC Max voltage
BOSC Min Voltage
Symbol
Icc1
Icc2
Vovf
VstH1
VstH2
VstL
⊿Vst
Vcp
Icp
ICT
VoscH
VoscL
MAXDUTY
Iss
Visc
Vss
RSRT
VuvloH
VuvloL
Vuvlo1
Vuvlo2
Vis
Vvs
Iis1
Iis2
Ivs
VoutPH
VoutNH
VoutPL
VoutNL
RsinkP
RsourceP
RsinkN
RsourceN
VburH
VburL
MIN.
2.70
2.4
1.4
-0.3
0.10
1.8
0.5
1.35/RT
1.8
0.3
44
1.0
0.45
2.0
4.100
3.900
1.900
2.100
1.220
1.220
13.0
VCC-0.3
VCC-0.3
1.92
0.4
Limits
TYP.
9.0
4
3.00
0.25
2.0
1.0
1.5/RT
2.0
0.5
46.5
2.0
0.60
2.2
200
4.300
4.100
2.000
2.200
1.250
1.250
20.0
VCC-0.1
VCC-0.1
0.1
0.1
8
10
8
10
2.0
0.5
MAX.
17.0
10
3.30
VCC
1.8
0.5
0.40
2.2
1.5
1.65/RT
2.2
0.7
49
3.0
0.75
2.4
400
4.500
4.300
2.100
2.300
1.280
1.280
1.5
27.0
1.0
0.3
0.3
16
20
16
20
2.08
0.6
BOSC constant current
IBCT
1.35/BRT
1.5/BRT
1.65/BRT
((REG BLOCK))
REG output voltage
REG source current
VREF voltage
((COMP BLOCK))
Over voltage detect
Under voltage detect
((PROTECT CLOCK))
Normal output voltage
Protect output voltage
VREG
IREG
Vref
VCOMPH
VCOMPL
VPH
VPL
3.038
5.0
1.220
2.20
0.590
2.9
3.100
1.250
2.5
0.640
3.1
3.162
1.280
2.80
0.690
3.3
0.5
(This product is not designed for normal operation with in a radio active environment.)
2/4
Unit
Conditions
mA CT=0.5V
μA
V
V System ON
V System ON
V System OFF
V
V
μA
A
V fCT=60kHz
V fCT=60kHz
% fCT=60kHz
μA
V
V
Ω
V
V
V
V
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
V fBCT=0.3kHz
V fBCT=0.3kHz
A
V
mA
V
V
V
V
V
REV. D


Part Number BD9884FV
Description DC-AC Inverter Control IC
Maker Rohm
Total Page 5 Pages
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BD9884FV pdf
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