HP E3633A - Remote Voltage Sensing

Chapter 7 Tutorial
Connecting the Load
154
Remote Voltage Sensing
1RUPDOO\/#D#SRZHU#VXSSO\#RSHUDWLQJ#LQ#WKH#FRQVWDQW#YROWDJH#PRGH#DFKLHYHV#LWV#
RSWLPXP#OLQH#DQG#ORDG#UHJXODWLRQV/#LWV#ORZHVW#RXWSXW#LPSHGDQFH/#GULIW/#DQG#
ULSSOH#DQG#QRLVH/#DQG#LWV#IDVWHVW#WUDQVLHQW#UHFRYHU\#SHUIRUPDQFH#DW#WKH#SRZHU#
VXSSO\#RXWSXW#WHUPLQDOV1#,I#WKH#ORDG#LV#VHSDUDWHG#IURP#WKH#RXWSXW#WHUPLQDOV#E\#
DQ\#OHDG#OHQJWK/#VRPH#RI#WKHVH#SHUIRUPDQFH#FKDUDFWHULVWLFV#ZLOO#EH#GHJUDGHG#
DW#WKH#ORDG#WHUPLQDOV#0#XVXDOO\#E\#DQ#DPRXQW#SURSRUWLRQDO#WR#WKH#LPSHGDQFH#RI#
WKH#ORDG#OHDGV#FRPSDUHG#ZLWK#WKH#RXWSXW#LPSHGDQFH#RI#WKH#SRZHU#VXSSO\1
:LWK#UHPRWH#YROWDJH#VHQVLQJ/#D#IHDWXUH#LQFOXGHG#LQ#WKH#+3#(6966$#DQG#(6967$#
SRZHU#VXSSOLHV/#LW#LV#SRVVLEOH#WR#FRQQHFW#WKH#LQSXW#RI#WKH#YROWDJH#IHHGEDFN#
DPSOLILHU#GLUHFWO\#WR#WKH#ORDG#WHUPLQDOV#VR#WKDW#WKH#UHJXODWRU#SHUIRUPV#LWV#
IXQFWLRQ#ZLWK#UHVSHFW#WR#WKH#ORDG#WHUPLQDOV#UDWKHU#WKDQ#ZLWK#UHVSHFW#WR#WKH#
SRZHU#VXSSO\#RXWSXW#WHUPLQDOV1#7KXV/#WKH#YROWDJH#DW#WKH#SRZHU#VXSSO\#RXWSXW#
WHUPLQDOV#VKLIWV#E\#ZKDWHYHU#DPRXQW#LV#QHFHVVDU\#WR#FRPSHQVDWH#IRU#WKH#
YROWDJH#GURS#LQ#WKH#ORDG#OHDGV/#WKHUHE\#PDLQWDLQLQJ#WKH#YROWDJH#DW#WKH#ORDG#
WHUPLQDOV#FRQVWDQW1
Figure 7-7. Regulated Power Supply with Remote Sensing