BD9241F PDF даташит
Спецификация BD9241F изготовлена «ROHM Semiconductor» и имеет функцию, называемую «Silicon Monolithic Integrated Circuit». |
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Детали детали
Номер произв | BD9241F |
Описание | Silicon Monolithic Integrated Circuit |
Производители | ROHM Semiconductor |
логотип |
5 Pages
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STRUCTURE
PRODUCT NAME
TYPE
Silicon Monolithic Integrated Circuit
IC for DC-AC inverter control
BD9241F
FUNCTION
1.For 36Vhigh voltage process/1ch Full Bridge control
2.Current, voltage feedback control
3.Built-in soft start circuit
4.Built-in timer-latch circuit
5.Built-in the malfunction preventing circuit (UVLO) when lower voltage
6.Shifting to current consumption save mode from STB terminal
7.External PWM,DC voltage control and current linear control
1/4
ABSOLUTE MAXIMUM RATINGS(Ta=25℃)
Parameter
Symbol
Rating
Unit
Power Supply Voltage VCC 36
V
Operating Temperature Range
Topr
-40~+85
℃
Storage Temperature Range
allowable loss
Tstg
Pd
-55~+150
687*
℃
mW
Junction Temperature
Tjmax
+150
℃
*Reduced by 5.5mW/℃ when Ta=25℃ or over (when 70.0mm×70.0mm×1.6mm board is mounting)
OPERATING Range
Parameter
Power Supply Voltage
Terminal Voltage
(SRT,RT,VS,IS,COMP,DUT
Y)
Drive output frequency
BCT oscillation frequency
.
Symbol
VCC
-
fOUT
fBCT
Range
9~30
-0.3~5.5
30~90
0.10~0.50
Unit
V
V
kHz
kHz
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REV. A
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○ELECTRICAL CHARACTERISTICS(Ta=25℃,VCC=15V)
Parameter
Symbol
MIN
Rating
Standard
((devices whole))
Circuit Current at operating
Circuit Current when standby
((Standby control, SEL control)
Standby Terminal voltageH
Standby Terminal voltageL
ICC1
ICC2
VstH
VstL
- 2.3
-0
2.0 -
-0.3 -
MAX
5.0
10
VCC
0.8
SEL Terminal voltage H
VSELH
2.4
- VCC
SEL Terminal voltage L
VSELL -0.3 -
0.8
((TimerーLatch))
Voltage setting time
VCP
1.9
Current setting time
((OSC Block))
ICP 0.85
Active edge setting current
Iact 1.25/RT
MAX DUTY
MAXDUTY
44
Soft start time
SRT Terminal ON Resistant
((UVLOBLOCK))
TSS
RSRT
50
-
Voltage starting operation
Hysteresis width
VuvloH
ΔVuvloH
6
0.15
((Feedback system))
IS Threshold voltage
VS Threshold voltage
IS Source current1
VIS
VVS
IIS1
1.225
1.210
-
IS Source current 2
VS Source current
IIS2 40
IVS -
ISCOMP Detecting voltage
((Output block))
P1,P2 Output voltage H
P1,P2 Output voltageL
N1,N2 Output voltageH
N1,N2 Output voltageL
P1,P2 Output sink resistance
P1,P2 Output source resistance
N1,N2 Output sink resistance
N1,N2 Output source resistance
VISC
0.45
VOUTPH
VOUTPL
VOUTNH
VOUTNL
RsinkP1,2
R source P1,2
RsinkN1,2
RsourceN1,2
VCC-0.3
VCC-10.3
8.3
-
-
-
-
-
Drive output frequency
((Burst mode setting block))
FOUT
48.5
Triangular wave upper voltage
VburH
1.9
Triangular wave lower voltage
VburL
0.4
Triangular wave frequency
((COMP Block))
FBOSC
337
Over-voltage detecting voltage
VCOMPH
1.9
Hysteresis width
VCOMP
0.1
www.DataShee(tIt4Uis.cnoomt the radiation-proof design for this product.)
2.0
1.0
1.5/RT
46.4
100
100
7
0.3
1.250
1.250
-
50
-
0.50
VCC
VCC-9.3
9.3
0
3
6
4
6
50
2.0
0.5
350
2.00
0.2
2.1
1.15
1.75/RT
49
150
200
8
0.6
1.275
1.290
0.9
60
1.0
0.55
-
VCC-8.3
10.3
0.3
10
12
10
12
51.5
2.1
0.6
363
2.1
0.4
2/4
Unit Condition
mA
μA
V System ON
V System OFF
DUTY Terminal :
0.5V→2.0V
V Burst dimming :
100%→0%
DUTY Terminal :
V
0.5V→2.0V
Burst
dimming
:
0%→100%
V
μA
A
%
msec
Ω
RT=100kΩ
V
V
V
V
μA DUTY=2.0V
μA DUTY=0V、IS=0.5V
μA
V
V
V
V
V
Ω Isink=10mA
Ω Isource=10mA
Ω Isink=10mA
Ω Isource=10mA
kHz RT=100kΩ
V
V
Hz BCT=4700pF
V
V
REV. A
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○Dimensional outline drawing
(The max dimension with burr:11.55)
BD9241
Item No
3/4
1
Lot No.
○ Block diagram
SOP18 (Unit:mm)
STB
block
F/B
block
Reg
block
Internal
REG(5V)
PWM
block
Logic
block
Out
put
block
Protection
block
Output
block
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○Terminal description
Terminal
No
Terminal
name
Function
1 N2 External FET drive circuit output terminal
2 P2 External FET drive circuit output terminal
3
VCC
Power terminal
4 SEL Dimming(POS,NEG)select terminal
5 CP Timer ー latch setting capacity connection
terminal
6
GND
GROUND
Connecting terminal for charging and
7
SRT
discharging current setting resistance of OSC
block
Connecting terminal for charging and
8 RT discharging current setting resistance of OSC
block
9 VS Error amplifier input terminal②
10 IS Error amplifier input terminal①
11 FB Error amplifier output terminal
12 COMP Over-voltage detecting terminal
Connecting terminal for charging and
13
BCT
discharging current setting capacity of BOSC
block.
14
DUTY
Switching terminal of PWM mode and burst
mode
15 STB Standby switch terminal
16 PGND External FET drive circuit GND terminal
17 P1 External FET drive circuit output terminal
18 N1 External FET drive circuit output terminal
REV. A
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Номер в каталоге | Описание | Производители |
BD9241F | Silicon Monolithic Integrated Circuit | ROHM Semiconductor |
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