# # BULK_2V5 Supply Components # # BULK_2V5 DCDC Linear Regulator 3 Amp # ---========-------------------------------- # # # Original Rev. 26-Feb-2018 # Most Recent Rev. 27-Mar-2018 # # # # This file holds all of the components involved with # BULK_2V5 Linear Regulator on the HTM Module. # # This is a 3 Amp LT1764 Linear Regulator for the BULK_2V5 bus. # # This is a non-relatively_positioned_component_set version of DCDC-4. # # The HTM has it own private version of the LT1764A geometry. # # # # Board_Location # Ref Part_Number Symbol Geometry X Y Properties #----- ----------- ------ ------------------ -------------- ---------- # U111 IC_Linear_LT1764A SY_JUNK LT1764A_HTM 82.00 211.00 1 270 # # Input Voltage Drop and High Frequency Noise Filter # C110 Cap_220_nFd_0603 SY_JUNK cap_0603 94.30 230.00 2 180 R115 Res_3R3_Ohm_2512 SY_JUNK res_2512 92.30 235.00 1 180 R116 Res_3R3_Ohm_2512 SY_JUNK res_2512 77.30 235.00 1 180 L111 Wurth_744311470 SY_JUNK Wurth_6969_Ind 74.50 220.00 1 270 # # Input Filter for BULK_2V5 # and its Enable Shut Down jumper # C111 Cap_220_nFd_0603 SY_JUNK cap_0603 77.50 211.80 1 90 C112 Cap_10_uFd_25_V_1206 SY_JUNK cap_1206 69.50 214.00 1 0 C116 Cap_22_uFd_Tant_V SY_JUNK Tant_V_Case 67.00 209.50 1 180 C117 Cap_330_uFd_25V SY_JUNK ELECTRO_G 65.90 200.50 1 180 R111 Res_Zero_Ohm_0603 SY_JUNK res_0603 82.00 218.50 1 270 # # The Voltage set and trim components # for the BULK_2V5 regulator # R112 Res_1070_Ohm_0603 SY_JUNK res_0603_1sb 83.00 195.00 1 180 R113 Res_100_Ohm_Var SY_JUNK TRIM_POT_SM_43W 83.00 201.00 1 90 R114 Res_1k_Ohm_0603 SY_JUNK res_0603 87.00 201.00 1 270 C113 Cap_220_nFd_0603 SY_JUNK cap_0603 83.00 197.30 1 0 # # The Output Filter components # for the BULK_2V5 Linear Regulator. # C114 Cap_10_uFd_25_V_1206 SY_JUNK cap_1206 76.00 205.00 1 180 C115 Cap_330_uFd_Tant_V SY_JUNK Tant_V_Case 77.50 194.50 2 270 DZ111 MMSZ4686T1G SY_JUNK zener_sod123 73.00 194.50 2 270