current
limit point
I_12 Vout
12 Vout
3.3 Vout
Figure 13: 12 Vout Current Limit
Channel 1: 12 Vout; Channel 2: 3.3 Vout
Channel 3: Iout (12 Vout)
ATC210 Dual SerSiXeAs10|Seri2e1s 0|W15DWC-DDCC-DC
Intermediate Bus Converters
12 Vout (maintained
during hold-up period)
Hold-up voltage
available to IBC
Iprimary
(off for 5 ms)
3.3 Vout
Figure 14: Hold-up Characteristic
Vin = 43 Volts, 12 Vout @ 17.5 Amps, 3.3 Vout @ 1.81 Amps
12
File Name: atc210.pdf Rev: 16 Aug 2006