Timing diagram—status signals, Output trimming, Typical applications – Vicor FlatPAC Family 50 to 600 Watt AC-DC Switchers A-Series User Manual
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+Sense and –Sense must be connected locally or remotely (shown).
+ V
OUT
To Load
– V
OUT
R1
10K
R2
+ OUT
+ SENSE
TRIM
– SENSE
– OUT
RESISTOR VALUES FOR TRIMMING STANDARD OUTPUT VOLTAGES
Nominal Output Voltage 5 V 12 V 15 V 24 V 28 V 48 V
Trim Range
R1(k
Ω
)
.953 15.8 22.1 41.2 48.7 90.9
R2(k
Ω
)
90
90
90
90
90
90
+10%, -10%
V
LINE
> 90 (180) Vac
AC Line
Interrupted
AC
Line
AC OK
DC OK
T0 T1
T2
T3
T4
Conditions: Full Load 90 (180) Vac, AC Line
Timing Diagram—Status Signals
(2-up and 3-up models)
Output Trimming
(All models with VI-200s)
Battery
Charger
External
Control
Functions
+ OUT
V
TRIM
I
TRIM
I
MON
– OUT
Programmable
Current Source
12–48V
Battery
+
–
➧
➧
Load
+
–
OR
Typical Applications
(FlatPACs with BatMods only)
Time Interval
Min
Typ
Max
Units
Notes
T1-T0
0
0.1
1.0
ms
T3-T2
0
–
–
ms
T4-T2
5
–
–
ms
Ride-through time
T4-T3
5
–
–
ms
AC fail warning time