PRM48JH480T250A00 Datasheet, PDF (3/44 Pages) Vicor Corporation – High Efficiency Converter

PRM48JH480x250A00
Pin Configuration
1
SHARE/
CONTROL NODE
A
TRIM C
NC E
2
TOP VIEW
3
B ENABLE
D NC
F AL
VT A
IFB C
REF/REF_EN E
4
B VAUX
D SGND
F VC
+IN
G
G
+OUT
-IN
H
H
-OUT
Half VIC
Pin Descriptions
Pin
Number
Signal Name
Type
Function
A1
A3
B2
B4
C1
C3
D2
D4
E1
E3
F2
F4
G1,G2
G3,G4
H1,H2
H3,H4
SHARE
(Adaptive Loop / Slave Operation)
BIDIR
CONTROL NODE
(Remote Sense Operation)
INPUT
VT
(Adaptive Loop Operation)
INPUT
ENABLE
BIDIR
VAUX
OUTPUT
TRIM
INPUT
IFB
(Remote Sense Operation)
INPUT
NC
n/a
SGND
INPUT
NC
n/a
REF
(Adaptive Loop Operation)
OUTPUT
REF_EN
(Remote Sense Operation)
OUTPUT
AL
(Adaptive Loop Operation)
INPUT
VC
OUTPUT
INPUT
+IN
POWER
+OUT
OUTPUT
POWER
INPUT
-IN
POWER RETURN
-OUT
OUTPUT
POWER RETURN
Parallel sharing control bus for master-slave configuration.
Modulator control node input. Driven by external error amplifier in Remote Sense
Operation.
VTM TM input for temperature compensation. Leave disconnected for Remote Sense
Operation.
Enables power supply when allowed to float high. 5 V during normal operation.
9 V auxiliary bias voltage.
Selects operating mode. Adjusts output voltage in Adaptive Loop Operation.
Current sense input for current limit and overcurrent protection in Remote Sense Operation.
Leave disconnected for Adaptive Loop Operation.
Do not connect this pin.
Signal ground, reference for analog controls. Kelvin connected internally to –IN and –OUT.
Do not connect this pin.
Reference voltage for internal error amplifier in Adaptive Loop Operation.
Powers and enables external control circuit voltage reference in Remote Sense Operation.
Adaptive loop gain control. Sets the magnitude of the Adaptive Loop load line in Adaptive
Loop Operation. Leave disconnected for Remote Sense Operation.
Bias voltage to power VTM module during start up
Positive input power terminal
Positive output power terminal
Negative input power terminal. Connected internally to -OUT.
Negative output power terminal. Connected internally to -IN.
PRM^TM Regulator
Page 3 of 44
Rev 1.2
11/2015
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