Fujitsu MB39A104 User Manual
MB39A104
7
(Continued)
(VCC
=
VCCO
=
12 V, VREF
=
0 mA, Ta
=
+
25
°
C)
*: Standard design value.
Parameter
Symbol
Pin No.
Conditions
Value
Unit
Min
Typ
Max
8.Error amplifier bolck
[Error Amp1,
Error Amp2]
Frequency
bandwidth
bandwidth
BW
9, 16
A
V
=
0 dB
1.6*
MHz
Output voltage
V
OH
9, 16
4.7
4.9
V
V
OL
9, 16
40
200
mV
Output source
current
current
I
SOURCE
9, 16
FB1
=
FB2
=
2 V
−
2
−
1
mA
Output sink current
I
SINK
9, 16
FB1
=
FB2
=
2 V
150
200
µ
A
9.PWM comparator
block
[PWM Comp.1,
PWM Comp.2]
Threshold voltage
V
T0
6, 19
Duty cycle
=
0
%
1.4
1.5
V
V
T100
6, 19
Duty cycle
=
Dtr
2.5
2.6
V
Input current
I
DTC
6, 19
DTC1
=
DTC2
=
0.4 V
−
2.0
−
0.6
µ
A
10.Overcurrent
protection circuit
block
[OCP1, OCP2]
ILIM terminal input
current
current
I
LIM
5, 20
RT
=
24 k
Ω
, CT
=
100 pF
99
110
121
µ
A
Offset voltage
V
IO
5, 20
1 *
mV
11.Bias
voltage
block
[VH]
Output voltage
V
H
2
VCC
=
VCCO
=
7 V to 19 V
VH
=
0 mA to 30 mA
V
CC
−
5.5
V
CC
−
5.0
V
CC
−
4.5
V
12.Output block
[Drive1, Drive2]
Output source
current
current
I
SOURCE
3, 22
OUT1 to OUT4
=
7 V,
Duty
≤
5
%
(t
=
1/f
OSC
×
Duty)
−
300
mA
Output sink current
I
SINK
3, 22
OUT1 to OUT4
=
12 V,
Duty
≤
5
%
(t
=
1/f
OSC
×
Duty)
350
mA
Output ON
resistor
resistor
R
OH
3, 22
OUT1
=
OUT2
=
−
45 mA
8.0
12.0
Ω
R
OL
3, 22
OUT1
=
OUT2
=
45 mA
6.5
9.7
Ω
13.Control block
[CTL]
CTL input voltage
V
IH
24
IC Active mode
2
19
V
V
IL
24
IC Standby mode
0
0.8
V
Input current
I
CTLH
24
CTL
=
5 V
50
100
µ
A
I
CTLL
24
CTL
=
0 V
1
µ
A
14.General
Standby current
I
CCS
1, 17
CTL
=
0 V
0
10
µ
A
Power supply
current
current
I
CC
1, 17
CTL
=
5 V
4.0
6.0
mA