K Series with PFC Data Sheet
150 – 280 Watt AC-DC Converters
Table 24: D-output logic signals
Version of D
D1, D2, D3, D4, D0
D5, D6, D7, D8, D9, DD
V b < V t resp. V o < V t
low
high
V b > V t + V h resp. V o > V t
high
low
Configuration
JFET
NPN
Input voltage monitoring
NPN V D
V D high
11044b
V D low
0
3
3
3
3
t
I D
I D high
I D low
0
JFET V D
V D high
t
V D low
0
V o1
V o1 nom
t h1
t low min4
t l ow min4
t low min4
t h1
t high min
t
1
0.95
0
V b [VDC]
358
355
0
t
t
Input voltage failure
Output voltage monitoring
Switch-on cycle
Input voltage sag
Switch-on cycle and subsequent
input voltage failure
NPN V D
V D high
V D low
0
I D
I D high
2
t
I D low
0
JFET V D
V D high
V D low
0
V o1
V o1 nom
V to + V ho
V to
0
t low min4
t
t
t
1
2
3
4
Hold-up time see: Electrical Input Data.
With output voltage monitoring, hold-up time t h = 0.
The signal remains high, if the D output is connected
to an external source.
t low min = 100 – 170 ms, typically 130 ms
Output voltage failure
Fig. 40
Relationship between V b , V o1 , V D , V o1 /V o1 nom versus time
BCD20001-G Rev AC, 16-Dec-2010
Page 25 of 29
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