SVRTR2800D Series
2.0 DIAGRAMS
2.1 BLOCK DIAGRAM
D2
+VOUT
C3
Rs3
OUTCOM
T1
D1
C2
Rs2
28VIN
L1
C1
-VOUT
INCOM
Q1
VOLTAGE AND
CURRENT
AMPLIFIERS
MAGNETIC
FEEDBACK
UNDER
VOLTAGE
SHUTDOWN
Rs1
PRIMARY
HOUSEKEEPING
SUPPLY
PWM
CONTROL
SECONDARY
HOUSEKEEPING
SUPPLY
INH
SYNC
2.2 CONNECTION DIAGRAM
SVRMC28 EMI FILTER
SVRTR2800D DC-DC CONVERTER
1
2
1
3
4
5
28VIN
28VOUT
28VIN
SYNC
INH
+VOUT
LOAD
LOAD
9
28Vdc
+
-
OUTCOM
2
4
5
10
INCOM OUTCOM
3
INCOM
-VOUT
6,7,8
CASE
3.0 SPECIFICATIONS
3.1 ABSOLUTE MAXIMUM RATINGS
Absolute Maximum Ratings
Input Voltage (Continuous):
-0.5 V to 40 V
-0.5 V to 50 V
3A
Operating Temperature (Full Load):
Storage Temperature:
-55 °C to +125 °C
-65 °C to +150 °C
270 °C
Input Voltage (Transient, 1 second):
ESD Rating per MIL-PRF-38534:
Lead Solder Temperature (10 seconds):
Sales Information
Phone:(425) 353-3010
Fax: (425) 353-4030
Web: www.vptpower.com
SVRTR2800D - 9.0
Page 2
E-mail: vptsales@vptpower.com
VPT [ VPT, Inc. ]
