FA13842 Datasheet, PDF (4/15 Pages) Fuji Electric – CMOS IC(For Switching Power Supply Control)

FA13842, 13843, 13844, 13845
Output section
Item
High-level output
Symbol
VOH
Low-level output
VOL
Rise time
tr
Fall time
tf
Under-voltage lockout section
Item
Start threshold
Symbol
VTH ON
Min. operating voltage
Hysteresis
VTH OFF
VHYS
PWM section
Item
Maximum duty cycle
Minimum duty cycle
Overall device
Item
Standby current
Start-up current
Operating current
Zener voltage (Vcc)
Symbol
Dmax
Dmin
Symbol
ICCL
ICC ST
ICC OP
VZ
Test condition
I source=–20mA
I source=–100mA
I sink=20mA
I sink=200mA
CL=1nF, Tj=25˚C
CL=1nF, Tj=25˚C
Test condition
FA13842, 13844
FA13843, 13845
FA13842, 13844
FA13843, 13845
Min.
14.5
12
Min.
15.5
8.6
8
Test condition
FA13842, 13843
FA13844, 13845
FB=5V, COMP=Open
Min.
94
47
Test condition
FA13842, 13844 Vcc=14V
FA13843, 13845 Vcc=7V
Vcc=Start threshold
Min.
Icc=5mA
28
Typ.
14.75
13.5
0.15
1.5
40
20
Typ.
16.5
9.6
9
7.5
0.6
Max.
0.3
3
150
150
Max.
17.5
10.6
10
Typ.
96
48
Max.
98
50
0
Typ.
12
3
30
Max.
2
2
30
5
34
Unit
V
V
V
V
ns
ns
Unit
V
V
V
V
V
Unit
%
%
%
Unit
µA
µA
µA
mA
V
4