PRD48BF480T400A00 Datasheet, PDF (7/22 Pages) Vicor Corporation – PRM™ Regulator

Not Recommended for New Designs
PRM48BF480T400A00
(Formerly VIP0001TFJ)
6.0 TIMING DIAGRAMS
Module Inputs are shown in blue; Module Outputs are shown in brown; Timing diagrams assumes the following:
 Single PRM (no array)
 VS powers error amplifier
 RE powers voltage reference and output current transducer
 I_OUT is sensed, scaled, and fed back to IF pin such that IF = 2.00 V at full load
1
Start up with
1.2V/ms < dV_IN/dt < maximum
V OV
IN
UV
18 V
PR^Vpr_max
Vpr_min
IFVIF_OC
VIF_IL
TOFF
TON
2
3
Quick OC _{Input OV}
(t<T_BLNK)
TBLNK
t < TBLNK
4
Input OV
recovery
5
PC
disable
6
PC
release
7
8
Full load Load release and
applied Output OV (slow f/b)
PC ^Vpc
Vpc_en
TBLNK
TOFF
TOFF
TPROT
TON
VC ^Vvc
V OV
OUT
1V
RE
Vre_amb
Vvs_amb
VS
TM ^OT
Vtm_amb
TVC
TVS_RE
TPC_RE
TBLNK
TPC_RE
TPROT
TPC_RE
V•I CHIP CORP. (A VICOR COMPANY) 25 FRONTAGE RD. ANDOVER, MA 01810 800-735-6200
Rev. 1.2
07 / 2012
Page 7 of 22