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VIPER53-E 数据表(PDF) 6 Page - STMicroelectronics

部件名 VIPER53-E
功能描述  OFF-line primary switch
PDF  36 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

VIPER53-E 数据表(HTML) 6 Page - STMicroelectronics

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Electrical characteristics
VIPer53 - E
6/36
Table 9.
Over temperature Protection Section
Table 7.
PWM comparator section
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
HCOMP
∆VCOMP / ∆IDPEAK
VCOMP = 1 ... 4 V Figure 10.
dID/dt = 0
1.7
2
2.3
V/A
VCOMPos VCOMP Offset
dID/dt = 0 Figure 10. on page 11
0.5
V
IDlim
Peak drain current
limitation
ICOMP = 0mA; VTOVL = 0V
Figure 10.
dID/dt = 0
1.7
2
2.3
A
IDmax
Drain current
capability
VCOMP = VCOMPovl; VTOVL = 0V
dID/dt = 0
1.6
1.9
2.3
A
td
Current sense delay to
Turn-Off
ID = 1A
250
ns
VCOMPbl
VCOMP blanking time
change threshold
Figure 6 on page 10
1V
tb1
Blanking time
VCOMP < VCOMPBLFigure 6.
300
400
500
ns
tb2
Blanking time
VCOMP > VCOMPBLFigure 6.
100
150
200
ns
tONmin1
Minimum On time
VCOMP < VCOMPBL
450
600
750
ns
tONmin2
Minimum On time
VCOMP > VCOMPBL
250
350
450
ns
VCOMPoff
VCOMP Shutdown
Threshold
Figure 9 on page 11
0.5
V
Table 8.
Overload protection section
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
VCOMPovl
VCOMP overload
threshold
ITOVL = 0mA
(1)
Figure 4 on page 9
1.
VCOMPovl is always lower than VCOMPhi
4.35
V
VDIFFovl
VCOMPhi to VCOMPovl
voltage difference
VDD = VDDoff ... VDDreg;
ITOVL= 0mA
Figure 4. (1)
50
150
250
mV
VOVLth
VTOVL overload
threshold
Figure 4.
4V
tOVL
Overload delay
COVL = 100nF Figure 4.
8ms
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
TSD
Thermal shutdown
temperature
Figure 7 on page 10
140
160
°C
THYST
Thermal shutdown
hysteresis
Figure 7 on page 10
40
°C



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