# # CMX-0 Nets File # # # GTX_AVCC DC/DC Power Converter # --========------------------------- # # # Original Rev. 20-Dec-2012 # Most Recent Rev. 16-June-2013 # # # # This file holds the nets in the GTX_AVCC # DC/DC Power Converter. # # # From the left this is the 4th converter. # # Components with Reference Designators in the range # # 1651:1699 are included in the GTX_AVCC Converter. # # # # Define the Connections within the GTX_AVCC Power Converter # ------------------------------------========------------------ # # # Input Power to the Converter: NET 'BULK_5V0' R1651-3 # Power to the Current Sense Resistor NET 'GTX_AVCC_CS_TO_L' R1651-2 # Power from the Current Sense NET 'GTX_AVCC_CS_TO_L' L1651-1 # Resistor to the Filter Inductor NET 'GTX_AVCC_INPUT' L1651-2 # Power feed to the Converter NET 'GTX_AVCC_INPUT' C1651-1 # Aluminum Input Cap NET 'GTX_AVCC_INPUT' C1653-1 C1654-1 # Taltalum Input Caps NET 'GTX_AVCC_INPUT' C1659-1 C1660-1 # Ceramic Input Caps NET 'GTX_AVCC_INPUT' C1661-1 C1662-1 # Ceramic Input Caps NET 'GTX_AVCC_INPUT' DCDC4-2 # Power Input to the Converter NET 'GROUND' C1651-2 # Aluminum Cap Ground NET 'GROUND' C1653-2 C1654-2 # Taltalum Cap Grounds NET 'GROUND' C1659-2 C1660-2 # Ceramic Cap Grounds NET 'GROUND' C1661-2 C1662-2 # Ceramic Cap Grounds # # Power Output from the Converter: NET 'GTX_AVCC' DCDC4-5 # Output Power from the Converter NET 'GTX_AVCC' C1667-1 C1668-1 # Ceramic Output Caps NET 'GTX_AVCC' C1669-1 C1670-1 # Ceramic Output Caps NET 'GTX_AVCC' C1675-1 C1676-1 # Taltalum Output Caps NET 'GTX_AVCC' C1677-1 C1678-1 # Taltalum Output Caps NET 'GTX_AVCC' C1679-1 C1680-1 # Taltalum Output Caps NET 'GROUND' C1667-2 C1668-2 # Ceramic Cap Grounds NET 'GROUND' C1669-2 C1670-2 # Ceramic Cap Grounds NET 'GROUND' C1675-2 C1676-2 # Taltalum Cap Grounds NET 'GROUND' C1677-2 C1678-2 # Taltalum Cap Grounds NET 'GROUND' C1679-2 C1680-2 # Taltalum Cap Grounds # # Power Output Filter Chokes NET 'GTX_AVCC' L1652-1 L1653-1 # Power into Output Chokes NET 'TP_GTX_AVCC' L1652-2 # TP Power from Output Choke NET 'BF_GTX_AVCC' L1653-2 # BF Power from Output Choke # # DC/DC Converter GROUND Pins NET 'GROUND' DCDC4-3 DCDC4-4 # Converter Grounds # # DC/DC Converter Tracking and Feedback Sense Pins NET 'DCDC_CONV_TRACK' DCDC4-10 # TRACK Pin of GTX_AVCC Converter NET 'GTX_AVCC' AKA1651-1 # Positive SENSE Remote Connection NET 'GTX_AVCC_SEN_POS' AKA1651-2 DCDC4-6 # Positive SENSE input pin NET 'GROUND' AKA1652-1 # Negative SENSE Remote Connection NET 'GTX_AVCC_SEN_NEG' AKA1652-2 DCDC4-7 # Negative SENSE input pin # # DC/DC Converter Output Voltage Rset Resistor # with capacitor across the variable part of the Vout Rset Resistor NET 'GTX_AVCC_SEN_NEG' R1655-1 R1655-2 # Want Trim Pot CW Truning to: NET 'GTX_AVCC_VAR_FIX' R1655-3 # Reduce the Resistance and NET 'GTX_AVCC_VAR_FIX' R1654-1 # Increase the Output Voltage NET 'GTX_AVCC_VO_ADJ' R1654-2 DCDC4-8 # Converter Rset Vout Adj pin NET 'GTX_AVCC_SEN_NEG' C1682-1 # Capacitor across NET 'GTX_AVCC_VAR_FIX' C1682-2 # Vout Trim Pot # # DC/DC Converter Transient Response Control Pin NET 'GTX_AVCC_SEN_POS' R1656-2 # Transient Response Resistor NET 'GTX_AVCC_TRC_PIN' R1656-1 DCDC4-9 # Transient Response Control pin # # DC/DC Converter NO Connect Pins NET 'No_Conn_DCDC4_10_INH' DCDC4-11 # INH / UVLO Pin #10 Not Used NET 'No_Conn_DCDC4_11_SYNC' DCDC4-1 # SYNC Pin #11 Not Used # # Current Sense High-Side Amplifier NET 'GTX_AVCC_CS_SRC' R1651-4 R1652-2 # Current Sense Source Input Resistor NET 'GTX_AVCC_CS_AMP_P' U1651-8 R1652-1 # Current Sense Amp Positive Input NET 'GTX_AVCC_CS_LOAD' R1651-1 R1653-2 # Current Sense Load Input Resistor NET 'GTX_AVCC_CS_AMP_N' U1651-1 R1653-1 # Current Sense Amp Negative Input NET 'GTX_AVCC_CS_AMP_OUT' U1651-5 # Current Sense Amp Output NET 'BULK_3V3' U1651-2 C1681-2 # Current Sense Amp V+ Power NET 'GROUND' U1651-4 C1681-1 # Current Sense Amp GROUND NET 'No_Conn_GTX_AVCC_CS_AMP_P3' U1651-3 # Current Sense Amp No Conn Pin #3 NET 'No_Conn_GTX_AVCC_CS_AMP_P6' U1651-6 # Current Sense Amp No Conn Pin #6 NET 'No_Conn_GTX_AVCC_CS_AMP_P7' U1651-7 # Current Sense Amp No Conn Pin #7