# # CMX-0 Nets File # # # GTX_AVTT DC/DC Power Converter # --========------------------------- # # # Original Rev. 20-Dec-2012 # Most Recent Rev. 16-June-2013 # # # # This file holds the nets in the GTX_AVTT # DC/DC Power Converter. # # # From the left this is the 5th converter. # # Components with Reference Designators in the range # # 1701:1749 are included in the GTX_AVTT Converter. # # # # Define the Connections within the GTX_AVTT Power Converter # ------------------------------------========------------------ # # # Input Power to the Converter: NET 'BULK_5V0' R1701-3 # Power to the Current Sense Resistor NET 'GTX_AVTT_CS_TO_L' R1701-2 # Power from the Current Sense NET 'GTX_AVTT_CS_TO_L' L1701-1 # Resistor to the Filter Inductor NET 'GTX_AVTT_INPUT' L1701-2 # Power feed to the Converter NET 'GTX_AVTT_INPUT' C1701-1 # Aluminum Input Cap NET 'GTX_AVTT_INPUT' C1703-1 C1704-1 # Taltalum Input Caps NET 'GTX_AVTT_INPUT' C1709-1 C1710-1 # Ceramic Input Caps NET 'GTX_AVTT_INPUT' C1711-1 C1712-1 # Ceramic Input Caps NET 'GTX_AVTT_INPUT' DCDC5-2 # Power Input to the Converter NET 'GROUND' C1701-2 # Aluminum Cap Ground NET 'GROUND' C1703-2 C1704-2 # Taltalum Cap Grounds NET 'GROUND' C1709-2 C1710-2 # Ceramic Cap Grounds NET 'GROUND' C1711-2 C1712-2 # Ceramic Cap Grounds # # Power Output from the Converter: NET 'GTX_AVTT' DCDC5-5 # Output Power from the Converter NET 'GTX_AVTT' C1717-1 C1718-1 # Ceramic Output Caps NET 'GTX_AVTT' C1719-1 C1720-1 # Ceramic Output Caps NET 'GTX_AVTT' C1725-1 C1726-1 # Taltalum Output Caps NET 'GTX_AVTT' C1727-1 C1728-1 # Taltalum Output Caps NET 'GTX_AVTT' C1729-1 C1730-1 # Taltalum Output Caps NET 'GROUND' C1717-2 C1718-2 # Ceramic Cap Grounds NET 'GROUND' C1719-2 C1720-2 # Ceramic Cap Grounds NET 'GROUND' C1725-2 C1726-2 # Taltalum Cap Grounds NET 'GROUND' C1727-2 C1728-2 # Taltalum Cap Grounds NET 'GROUND' C1729-2 C1730-2 # Taltalum Cap Grounds # # Power Output Filter Chokes NET 'GTX_AVTT' L1702-1 L1703-1 # Power into Output Chokes NET 'TP_GTX_AVTT' L1702-2 # TP Power from Output Choke NET 'BF_GTX_AVTT' L1703-2 # BF Power from Output Choke # # DC/DC Converter GROUND Pins NET 'GROUND' DCDC5-3 DCDC5-4 # Converter Grounds # # DC/DC Converter Tracking and Feedback Sense Pins NET 'DCDC_CONV_TRACK' DCDC5-10 # TRACK Pin of GTX_AVTT Converter NET 'GTX_AVTT' AKA1701-1 # Positive SENSE Remote Connection NET 'GTX_AVTT_SEN_POS' AKA1701-2 DCDC5-6 # Positive SENSE input pin NET 'GROUND' AKA1702-1 # Negative SENSE Remote Connection NET 'GTX_AVTT_SEN_NEG' AKA1702-2 DCDC5-7 # Negative SENSE input pin # # DC/DC Converter Output Voltage Rset Resistor # with capacitor across the variable part of the Vout Rset Resistor NET 'GTX_AVTT_SEN_NEG' R1705-1 R1705-2 # Want Trim Pot CW Truning to: NET 'GTX_AVTT_VAR_FIX' R1705-3 # Reduce the Resistance and NET 'GTX_AVTT_VAR_FIX' R1704-1 # Increase the Output Voltage NET 'GTX_AVTT_VO_ADJ' R1704-2 DCDC5-8 # Converter Rset Vout Adj pin NET 'GTX_AVTT_SEN_NEG' C1732-1 # Capacitor across the NET 'GTX_AVTT_VAR_FIX' C1732-2 # Vout Trim Pot Resistor # # DC/DC Converter Transient Response Control Pin NET 'GTX_AVTT_SEN_POS' R1706-2 # Transient Response Resistor NET 'GTX_AVTT_TRC_PIN' R1706-1 DCDC5-9 # Transient Response Control pin # # DC/DC Converter NO Connect Pins NET 'No_Conn_DCDC5_10_INH' DCDC5-11 # INH / UVLO Pin #10 Not Used NET 'No_Conn_DCDC5_11_SYNC' DCDC5-1 # SYNC Pin #11 Not Used # # Current Sense High-Side Amplifier NET 'GTX_AVTT_CS_SRC' R1701-4 R1702-2 # Current Sense Source Input Resistor NET 'GTX_AVTT_CS_AMP_P' U1701-8 R1702-1 # Current Sense Amp Positive Input NET 'GTX_AVTT_CS_LOAD' R1701-1 R1703-2 # Current Sense Load Input Resistor NET 'GTX_AVTT_CS_AMP_N' U1701-1 R1703-1 # Current Sense Amp Negative Input NET 'GTX_AVTT_CS_AMP_OUT' U1701-5 # Current Sense Amp Output NET 'BULK_3V3' U1701-2 C1731-2 # Current Sense Amp V+ Power NET 'GROUND' U1701-4 C1731-1 # Current Sense Amp GROUND NET 'No_Conn_GTX_AVTT_CS_AMP_P3' U1701-3 # Current Sense Amp No Conn Pin #3 NET 'No_Conn_GTX_AVTT_CS_AMP_P6' U1701-6 # Current Sense Amp No Conn Pin #6 NET 'No_Conn_GTX_AVTT_CS_AMP_P7' U1701-7 # Current Sense Amp No Conn Pin #7