OUTPUT VOLTAGE TRACKING AND SEQUENCING
V in =12V, V o1 =2.5V, V o2 =1.8V, I o1 =0-20A, I o2 =0-20A, Room Temperature, No Air Flow
In order to run the IR3622 in the simultaneously mode, the following steps should be taken:
- Remove C29A1, R24A1, R6A1, R16A5 from the board.
-Set the value of R16A3 and R16A4 as R18A2 (11.5K) and R18A3 (9.1K), respectively.
-Connect TP33 to the controlling input signal.
Fig.45: Simultaneously Tracking at the voltage rise to a 20A load
Ch 1 : SEQ Ch 2 : V SS1 Ch 3 : V o1 (2V5) Ch 4 :V o2 (1V8)
Fig.46: Simultaneously Seq. at the voltage fall with a 20A load
Ch 1 : SEQ Ch 2 : V SS1 Ch 3 : V o1 (2V5) Ch 4 :V o2 (1V8)
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RD-0621
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