# # Disco-Kraken Module # # DCDC Converter Net List Template File # ----------------========--========------- # # # Original Rev. 5-Feb-2023 # Most Recent Rev. 17-Nov-2023 # # # # This Template file holds the nets for the DK # DC/DC Power Converters. These converters run # from the BULK_5V0 bus and it make the 6 BULK # power rails that are used by the DK board itself. # # # For reference recall the 6 DCDC Converters on DK: # # Output # Converter Ref. Power Output Expected Output Power Trends # Name Desig Bus Voltage Load Capacity Model Number # --------- ----- --------- ------- ----------- -------- ------------ # # DCDC1 1701 Bulk_1V00 1.00 V about 1.4 A 3 A PTH04T260WAD # DCDC2 1731 Bulk_1V05 1.05 V under 3.0 A 6 A PTH04T230WAD # DCDC3 1761 Bulk_1V2 1.20 V about 4.0 A 6 A PTH04T230WAD # DCDC4 1791 Bulk_1V8 1.80 V under 1.5 A 3 A PTH04T260WAD # DCDC5 1821 Bulk_2V5 2.50 V about 1.4 A 3 A PTH04T260WAD # DCDC6 1851 Bulk_3V3 3.30 V under 1.5 A 3 A PTH04T260WAD # # # # Define the Connections within the DCDC Power Converter # --------------------------------------------------------- # # # Input Power to the Converter: NET 'BULK_5V0' R1-2 # Power to the Current Sense Resistor NET 'DCDC_CSR_TO_L' R1-3 # Power from the Current Sense NET 'DCDC_CSR_TO_L' L1-1 # Resistor to the Filter Inductor NET 'DCDC_INPUT' L1-2 # Power feed to the Converter NET 'DCDC_INPUT' C1-1 C2-1 # Tantalum Input Caps NET 'DCDC_INPUT' C3-1 C4-1 # Tantalum Input Caps NET 'DCDC_INPUT' C5-2 C6-1 # Ceramic Input Caps NET 'DCDC_INPUT' C7-2 C8-2 # Ceramic Input Caps NET 'DCDC_INPUT' DCDC-2 # Power Input to the Converter - Pin #2 NET 'GROUND' C1-2 C2-2 # Tantalum Cap Grounds NET 'GROUND' C3-2 C4-2 # Taltalum Cap Grounds NET 'GROUND' C5-1 C6-2 # Ceramic Cap Grounds NET 'GROUND' C7-1 C8-1 # Ceramic Cap Grounds # # Power Output from the Converter: NET 'DCDC_Bulk_Output' DCDC-4 # Output Power from the Converter - Pin #4 NET 'DCDC_Bulk_Output' C9-1 C0-1 # Ceramic Output Caps NET 'DCDC_Bulk_Output' C1-2 C2-1 # Ceramic Output Caps NET 'DCDC_Bulk_Output' C3-1 C4-1 # Tantalum Output Caps NET 'DCDC_Bulk_Output' C5-1 C6-1 # Tantalum Output Caps NET 'DCDC_Bulk_Output' DZ1-1 # Output Zener Clamp NET 'GROUND' C9-2 C0-2 # Ceramic Cap Grounds NET 'GROUND' C1-1 C2-2 # Ceramic Cap Grounds NET 'GROUND' C3-2 C4-2 # Tantalum Cap Grounds NET 'GROUND' C5-2 C6-2 # Tantalum Cap Grounds NET 'GROUND' DZ1-2 # Zener Clamp Ground # # DC/DC Converter GROUND Pins NET 'GROUND' DCDC-3 # Converter Ground Pin - Pin #3 NET 'GROUND' DCDC-31 DCDC-32 # Converter Auxiliary Ground Pins # # DC/DC Converter Tracking Pin NET 'DCDC_CONV_TRACK' DCDC-9 # TRACK Pin of this DCDC Converter - Pin #9 # # DC/DC Converter Feedback Remote Sense Pins NET 'DCDC_Bulk_Output' AKA1-2 # Positive SENSE Remote Connection NET 'DCDC_SEN_POS' AKA1-1 DCDC-5 # Positive SENSE input pin - Pin #5 NET 'GROUND' AKA2-2 # Negative SENSE Remote Connection NET 'DCDC_SEN_NEG' AKA2-1 DCDC-6 # Negative SENSE input pin - Pin #6 # # DC/DC Converter Output Voltage Rset Resistor # with capacitor across the variable part of the Vout Rset Resistor # # NOTE: Ground Reference not Negative Sense Reference NET 'GROUND' R3-1 R3-2 # Want Trim Pot CW Truning to: NET 'DCDC_VAR_FIX' R3-3 # Reduce the Resistance and NET 'DCDC_VAR_FIX' R2-2 # Increase the Output Voltage NET 'DCDC_VO_ADJ' R2-1 DCDC-7 # Converter Rset Vout Adj pin - Pin #7 NET 'DCDC_VAR_FIX' C7-1 # Capacitor across the NET 'GROUND' C7-2 # Vout Trim Pot Resistor # # DC/DC Converter Transient Response Control Pin NET 'DCDC_TRC_PIN' R4-2 DCDC-8 # Transient Response Control pin - Pin #8 NET 'DCDC_SEN_POS' R4-1 # Transient Response Resistor # # DC/DC Converter INH-UVLO Pin and Resistor NET 'DCDC_INH_UVLO' R5-1 DCDC-10 # INH-UVLO Pin #10 NET 'GROUND' R5-2 # Ground end of UVLO Resistor # # DC/DC Converter Sync Pin tied to Ground via trace NET 'DCDC_SYNC' AKA3-1 DCDC-1 # Converter's SYNC Pin - Pin #1 NET 'GROUND' AKA3-2 # Tie SYNC Pin to Ground # # Current Sense Resistor to Filter and to Current Monitor Connector Pins NET 'DCDC_CS_POS' R1-4 R6-1 # Current Sense Res. to Filter Res. NET 'DCDC_CS_NEG' R1-1 R7-1 # Current Sense Res. to Filter Res. NET 'IMON_POS_DCDC' R6-2 C8-1 # Current Monitor Filter Res Cap Pin NET 'IMON_NEG_DCDC' R7-2 C0-2 # Current Monitor Filter Res Cap Pin NET 'IMON_POS_DCDC' C9-1 # Current Monitor Shunt Cap NET 'IMON_NEG_DCDC' C9-2 # Current Monitor Shunt Cap NET 'GROUND' C8-2 C0-1 # Current Monitor Filter Cap Grounds # # Voltage Monitor Filter and to Voltage Monitor Connector Pin NET 'DCDC_Bulk_Output' R8-1 # Voltage Monitor Filter Resistor NET 'VMON_DCDC' R8-2 C1-1 # Voltage Monitor Filter Res Cap Pin NET 'GROUND' C1-2 # Voltage Monitor Filter Cap Ground