Datasheet

Electrical data VIPER17
6/32 DocID14419 Rev 9
4.3 Electrical characteristics
(T
J
= -25 to 125 °C, V
DD
= 14 V
(a)
; unless otherwise specified)
a. Adjust V
DD
above V
DDon
start-up threshold before settings to 14 V.
Table 6. Power section
Symbol Parameter Test condition Min Typ Max Unit
V
BVDSS
Break-down voltage
I
DRAIN
= 1 mA, V
FB
= GND
T
J
= 25 °C
800 V
I
OFF
OFF state drain current
V
DRAIN
= max rating,
V
FB
= GND
60 μA
R
DS(on)
Drain-source on state resistance
I
DRAIN
= 0.2 A, V
FB
= 3 V, V
BR
=
GND, T
J
= 25 °C
20 24 Ω
I
DRAIN
= 0.2 A, V
FB
= 3 V,
V
BR
= GND, T
J
= 125 °C
40 48 Ω
C
OSS
Effective (energy related) output
capacitance
V
DRAIN
= 0 to 640 V 10 pF
Table 7. Supply section
Symbol Parameter Test condition Min Typ Max Unit
Voltage
V
DRAIN
_START
Drain-source start voltage 60 80 100 V
I
DDch
Start up charging current
V
DRAIN
= 120 V, V
BR
= GND,
V
FB
= GND, V
DD
= 4 V
-2 -3 -4 mA
V
DRAIN
= 120 V, V
BR
= GND,
V
FB
= GND, V
DD
= 4 V after fault.
-0.4 -0.6 -0.8 mA
V
DD
Operating voltage range After turn-on 8.5 23.5 V
V
DDclamp
V
DD
clamp voltage I
DD
= 20 mA 23.5 V
V
DDon
V
DD
start up threshold
V
DRAIN
= 120 V,
V
BR
= GND, V
FB
= GND
13 14 15 V
V
DDoff
V
DD
under voltage shutdown
threshold
7.588.5V
V
DD(RESTART)
V
DD
restart voltage threshold
V
DRAIN
= 120 V,
V
BR
= GND, V
FB
= GND
44.55 V
Current
I
DD0
Operating supply current, not
switching
V
FB
= GND, F
SW
= 0 kHz, V
BR
= GND,
V
DD
= 10 V
0.9 mA
I
DD1
Operating supply current, switching
V
DRAIN
= 120 V, F
SW
= 60 kHz 1.8 mA
V
DRAIN
= 120 V, F
SW
= 115 kHz 2 mA