VIPER22A-E STMicroelectronics, VIPER22A-E Datasheet - Page 12
VIPER22A-E
Manufacturer Part Number
VIPER22A-E
Description
Fixed frequency off line converter
Manufacturer
STMicroelectronics
Datasheet
1.VIPER22A-E.pdf
(21 pages)
Specifications of VIPER22A-E
Constant Current Output
350 mA, 700 mA, 1.05 A (selectable)
Input Voltage Range
90 to 264 VAC 50/60 Hz
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Operations
4.5
12/21
Overvoltage threshold
An overvoltage detector on the V
exceeds V
overvoltage event. Note that this event is only latched for the time needed by V
V
Figure 8.
DDoff
, and then the device resumes normal operation automatically.
DDovp
Overvoltage sequence
V
V
V
V
V
DDovp
DDoff
DDon
. This is illustrated in
DD
DS
Doc ID 12050 Rev 2
DD
pin allows the VIPer22A to reset itself when V
Figure 8.
which shows the whole sequence of an
VIPer22A-E, VIPer22ADIP-E, VIPer22AS-E
t
t
DD
DD
to reach