VIPER53-E STMicroelectronics, VIPER53-E Datasheet - Page 5

• Manufacturer Part Number: VIPER53-E
• Description: Fixed frequency off line converter
• Manufacturer: STMicroelectronics

VIPer53 - E
Table 5.
Table 6.
1. In order to insure a correct stability of the error amplifier, a capacitor of 10nF (minimum value: 8nF) should
V
V
Symbol
Symbol
V
V
I
I
I
V
V
I
I
V
V
COMPlo
COMPhi
DDchoff
V
AV
COMPlo
COMPhi
DDch1
DDch2
G
DSstart
I
I
DDhyst
DDovp
DDreg
always be present on the COMP pin.
DDoff
DDon
G
DD0
DD1
DDreg
BW
OL
m
Drain voltage starting
threshold
Startup charging current
Startup charging current
Startup charging current
in thermal shutdown
Operating supply current
not switching
Operating supply current
switching
V
shutdown threshold
V
V
V
shutdown threshold
V
V
total variation
Unity gain bandwidth
Voltage gain
DC transconductance
Output low level
Output high level
Output sinking current
Output sourcing current
DD
DD
DD
DD
DD
DD
Supply section
Error amplifier section
undervoltage
Overvoltage
startup threshold
threshold hysteresis
regulation point
regulation point
Parameter
Parameter
V
V
Figure 5 on page 10
V
V
T
F
F
Figure 5 on page 10
Figure 5.
Figure 5.
Figure 5.
I
Figure 11. on page 11
I
From Input = V
V
I
I
V
I
I
V
Figure 11. on page 11
V
Figure 11.
COMP
COMP
COMP
COMP
COMP
COMP
J
sw
sw
DD
DD
DD
DD
COMP
COMP
COMP
COMP
> T
= 0kHz; V
= 100kHz
= 5V; I
= 0 ... 5V; V
= 10V; V
= 5V; V
SD
= 0mA
= 0mA; T
= 0mA
= 0mA
= -0.4mA; V
= 0.4mA; V
= 2.5V
= 2.5V; V
= 2.5V; V
Test conditions
Test conditions
- T
DD
DS
HYST
DS
Figure 14
Figure 14
COMP
= 0mA
Figure 11.
DD
=
J
=
DS
DD
DD
100VFigure 7.
= 0 ... 100°C
DD
100VFigure 5.
to Output =
DD
= 100V
= 14V
= 0V
= 16V
=14V
= 16V
and
and
(1)
15
15
Electrical characteristics
Min.
Min.
10.2
14.5
7.5
2.6
17
40
0
1
Typ.
11.5
Typ.
700
-0.6
-12
8.4
3.1
1.4
0.2
4.5
0.6
34
18
15
45
-2
8
9
2
Max. Unit
Max. Unit
12.8
15.5
9.3
1.8
50
11
19
kHz
mA
mA
mA
mA
mA
mS
mA
mA
dB
%
5/36
V
V
V
V
V
V
V
V