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VIPER38LE Datasheet(PDF) 8 Page - STMicroelectronics

Part # VIPER38LE
Description  VIPerPlus family: peak power high-voltage converter
Download  31 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

VIPER38LE Datasheet(HTML) 8 Page - STMicroelectronics

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Electrical characteristics
VIPER38
8/31
DocID025703 Rev 2
TJ = -25 to 125 °C, VDD= 14 V; unless otherwise specified (adjust VDD above VDDon startup
threshold before setting to 14 V).
Table 6. Power section
Symbol
Parameter
Test condition
Min Typ Max Unit
VBVDSS Breakdown voltage
IDRAIN = 1 mA, VFB = GND, TJ = 25 °C
800
V
IOFF
OFF-state drain current
VDRAIN = max rating,VFB = GND, TJ = 25°C
60
µA
RDS(on)
Drain-source on-state
resistance
IDRAIN = 0.4 A, VFB = 3 V, VEPT = GND, TJ = 25 °C
4.5
IDRAIN = 0.4 A, VFB = 3 V, VEPT = GND, TJ = 125 °C
9
COSS
Effective (energy related)
output capacitance
VDRAIN = 0 to 640 V, TJ = 25°C
17
pF
Table 7. Supply section
Symbol
Parameter
Test condition
Min
Typ
Max
Unit
Voltage
VDRAIN_START
Drain-source start voltage
60
80
100
V
IDDch1
Startup charging current
VDRAIN = 120 V, VEPT = GND,
VFB = GND, VDD = 4 V
-2
-3
-4
mA
IDDch2
Restart charging current
(after fault)
VDRAIN = 120 V, VEPT = GND,
VFB = GND, VDD = 4 V
-0.4
-0.6
-0.8
mA
VDD
Operating voltage range
After turn-on
8.5
23.5
V
VDDclamp
VDD clamp voltage
IDD = 20 mA
23.5
V
VDDon
VDD startup threshold
VDRAIN = 120 V, VEPT = GND,
VFB = GND
13
14
15
V
VDDoff
VDD undervoltage shutdown
threshold
7.588.5
V
VDD(RESTART) VDD restart voltage threshold
VDRAIN = 120 V, VEPT = GND,
VFB = GND
44.5
5
V
Current
IDD0
Operating supply current, not
switching
VFB = GND, FOSC = 0 kHz
VEPT = GND, VDD = 10 V
0.7
mA
IDD1
Operating supply current,
switching
VDRAIN = 120 V, FOSC = 60 kHz
2.5
mA
VDRAIN = 120 V,FOSC = 115 kHz
3.5
mA
IDD_FAULT
Operating supply current, with
protection tripping
VDD = 10 V
400
uA
IDD_OFF
Operating supply current with
VDD < VDD_OFF
VDD = 7 V
270
uA


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