VIPER53 Ver la hoja de datos (PDF) - STMicroelectronics
Número de pieza
componentes Descripción
Fabricante
VIPER53 Datasheet PDF : 24 Pages
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VIPer53DIP / VIPer53SP
ELECTRICAL CHARACTERISTICS (Tj=25°C, VDD=13V, unless otherwise specified)
SUPPLY SECTION
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
VDSstart
Drain Voltage Starting
Threshold
VDD=5V; IDD=0mA
34
50
V
IDDch1 Startup Charging Current VDD=0 ... 5V; VDS=100V (See figure 2)
-12
mA
IDDch2 Startup Charging Current VDD=10V; VDS=100V
(See figure 2)
-2
mA
IDDchoff
Startup Charging Current VDD=5V; VDS=100V
in Thermal Shutdown
Tj > TSD - THYST
(See figure 5)
0
mA
IDD0
Operating Supply Current
Not Switching
Fsw=0kHz; VCOMP=0V
8
11
mA
IDD1
Operating Supply Current
Switching
Fsw=100kHz
9
mA
VDDoff
VDD Undervoltage
Shutdown Threshold
(See figure 2)
7.5
8.4
9.3
V
VDDon VDD Startup Threshold (See figure 2)
10.2 11.5 12.8
V
VDDhyst
VDD Threshold
Hysteresis
(See figure 2)
2.6
3.1
V
VDDovp
VDD Overvoltage
Shutdown Threshold
(See figure 7)
17
18
19
V
ERROR AMPLIFIER SECTION
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
VDDreg VDD Regulation Point
ICOMP=0mA
(See figure 3) 14.5
15
15.5
V
∆VDDreg
VDD Regulation Point
Total Variation
ICOMP=0mA; Tj=0 ... 100°C
2
%
GBW Unity Gain Bandwidth
From Input =VDD to Output = VCOMP
ICOMP=0mA
(See figure 10)
700
kHz
AVOL Voltage Gain
ICOMP=0mA
(See figure 10) 40
45
dB
Gm
DC Transconductance VCOMP=2.5V
(See figure 3) 1
1.4
1.8
mS
VCOMPlo Output Low Level
ICOMP=-0.4mA; VDD=16V
0.2
V
VCOMPhi Output High Level
ICOMP=0.4mA; VDD=14V (See note 6)
4.5
V
ICOMPlo Output Sinking Current VCOMP=2.5V; VDD=16V (See figure 3)
-0.6
mA
ICOMPhi Output Sourcing Current VCOMP=2.5V; VDD=14V (See figure 3)
0.6
mA
Note 6. In order to insure a correct stability of the error amplifier, a capacitor of 10nF (minimum value: 8nF) should always be present on
the COMP pin.
5/24
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