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BD9839MWV Datasheet, PDF (2/5 Pages) Rohm – Silicon Monolithic Integrated Circuit
● Electrical Characteristics (Ta=25℃,VCC=7V,fosc=500kHz with no designation)
Parameter
【Whole Device】
Standby Current
Circuit Current
【Reference Voltage】
Output Voltage
Line regulation
Load regulation
Output current at VREGA PIN shorted
【Bias Voltage】
Output Voltage
【Oscillator】
Oscillator Frequency CH1~6
Oscillator Frequency coefficient
【Current Mode Circuit】
Minimum OFF time of H Nch(CH1)
Minimum OFF time of H Nch(CH2)
Minimum OFF time of H Nch(CH3)
Minimum OFF time of H Nch(CH4)
SEL control voltage
【PWM Comparator】
0%Duty threshold(CH5,6)
100%Duty threshold(CH5)
MAX Duty cycle CH6
【ERRORAMP1】(CH1)
Threshold Voltage
Output Voltage L
Output Voltage H
Output Sink Current
Output Source Current
Input Bias Current
Voltage Gain
Frequency Bandwidth
【ERRORAMP2】(CH2~5)
Threshold Voltage
Output Voltage L
Output Voltage H
Output Sink Current
Output Source Current
Input Bias Current
Voltage Gain
Frequency Bandwidth
【ERRORAMP3】(CH6)
Threshold Voltage
Output Voltage L
Output Voltage H
Output Sink Current
Output Source Current
Input Bias Current
Voltage Gain
Frequency Bandwidth
【Driver 部】
Lx Pull-down resistor(CH1~CH4)
Simultaneous off time setting(CH1~CH4)
H Nch resistor(CH1)
L Nch resistor(CH1)
H Nch resistor(CH2)
L Nch resistor(CH2)
H Nch resistor(CH3)
L Nch resistor(CH3)
H Nch resistor(CH4)
L Nch resistor(CH4)
Output ON resistor(CH5)
Output ON resistor(CH6)
【Control Block】
ON
CTL vol
OFF
CTL1~6Pull-down resistor
【Soft Start Block】
Standby Voltage
Input Charge Current
【Short Circuit Protection (SCP) Timer】
Timer Start Voltage
Threshold Voltage
Source Current
Standby Volatge
【Short Circuit Detective Comparator】
Threshold Voltage
Input Bias Current
【Under Volatge Lockout (UVLO)】
Threshold Voltage1
Hysteresis Voltage
Threshold Voltage2
Threshold Voltage3
Symbol
Min.
Ist
-
Icc
-
VREGA
2.475
DVli
-
DVlo
-
Ios
-30
VREGD
4.90
fosc
450
Df
-
Toffmin1
-
Toffmin2
-
Toffmin3
-
Toffmin4
-
VSELH
2
VSELL
-0.3
Vt0
1.00
Vt100
-
Dmax6
81
VETH
0.790
VOL
-
VOH
2.2
ISINK
1.8
ISOURCE
-
IBIAS
-150
AV
60
BW
1
VETH
0.990
VOL
-
VOH
2.2
ISINK
1.8
ISOURCE
-
IBIAS
-150
AV
60
BW
1
VETH
0.285
VOL
-
VOH
2.2
ISINK
1.8
ISOURCE
-
IBIAS
-150
AV
60
BW
1
RLx
300
TUPPER
-
TLOWER
-
RonH1
-
RonL1
-
RonH2
-
RonL2
-
RonH3
-
RonL3
-
RonH4
-
RonL4
-
RonH5
-
RonL5
-
RonH6
-
RonL6
-
VCTLH
2
VCTLL
-0.3
RCTL
250
Vstsc
-
ISOFT
-1.4
Vtime
2.1
Vtsc
0.9
Iscp
-1.4
Vstsc
-
VTH
0.95
IBIAS
-15
Vstd1
3.3
⊿Vst
25
Vstd2
1.8
Vstd3
2.8
Limits
Typ.
0.1
6.0
2.500
-
-
-
5.00
500
0
-
-
-
-
-
-
1.10
1.60
90
0.800
0.03
2.4
3.6
-100
-50
80
4
1.000
0.03
2.4
3.6
-100
-50
80
4
0.300
0.03
2.4
3.6
-100
-50
80
4
500
25
25
0.38
0.18
0.28
0.28
0.27
0.22
0.28
0.28
9
9
9
9
-
-
400
10
-1.0
2.2
1.0
-1.0
10
1.0
-10
3.4
100
2.0
3.0
Units
Max.
Condition
5
uA
9.0
mA
FB=0V
2.525
V
VREGA=-1mA
10
mV
VCC=4V~10V、VREGA=-1mA
10
mV
VREGA=-1mA~-5mA
-5
mA
VREGA=0V
5.10
V
VREGD=-10mA
550
kHz
RT=10kΩ、CT=220pF、SEL=”L”
2
%
VCC=4V~10V
100
nsec
100
nsec
100
nsec
100
nsec
VCC
V
(fosc=fosc/2)(CH1~4)
0.8
V
-
V
1.70
V
99
%
0.810
V
0.2
V
INV=0.9V
-
V
INV=0.7V
-
mA
INV=0.9V、FB=1.25V
-50
uA
INV=0.7V、FB=1.25V
-
nA
INV=0V
-
dB
Open loop gain
-
MHz
1.010
V
0.2
V
INV=1.1V
-
V
INV=0.9V
-
mA
INV=1.1V、FB=1.25V
-50
uA
INV=0.9V、FB=1.25V
-
nA
INV=0V
-
dB
Open loop gain
-
MHz
0.315
V
0.2
V
INV=0.4V
-
V
INV=0.2V
-
mA
INV=0.4V、FB=1.25V
-50
uA
INV=0.2V、FB=1.25V
-
nA
INV=0V
-
dB
Open loop gain
-
MHz
700
Ω
CTL=0V
50
nsec
50
nsec
0.65
Ω
Lx1=-50mA
0.31
Ω
Lx1=50mA
0.48
Ω
Lx2=-50mA
0.48
Ω
Lx2=50mA
0.46
Ω
Lx3=-50mA
0.37
Ω
Lx3=50mA
0.48
Ω
Lx4=-50mA
0.48
Ω
Lx4=50mA
16
Ω
IOUT5=-15mA
16
Ω
IOUT5=15mA
16
Ω
IOUT6=-15mA
16
Ω
IOUT6=15mA
VCC
V
0.8
V
700
kΩ
100
mV
-0.6
uA
SOFT1~6=0.1V
2.3
V
FB1~6 voltage
1.1
V
-0.6
uA
SCP=0.1V
100
mV
1.05
V
-5
uA
SCP1=0V
3.5
V
VCC voltage
200
mV VCC voltage
2.2
V
VREGA voltage
3.2
V
VREGD voltage
REV. C
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