AllSpiceMirrors/jellyfish-powersupply
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jellyfish-powersupply/hw/aux_supply.kicad_sch

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1 2 3 4 5 6 1 2 3 4 5 6 D C B A D C B A Date: 2024-04-10 Size: A4 Id: / File: blob_7bff11b0a3e03b61a1cb1a432ab01fd5ba9a7178_1460872071.kicad_sch Sheet: / KiCad E.D.A. eeschema 8.0 SPDX-FileCopyrightText: 2024 Igor Brkic <igor@hyperglitch.com> SPDX-License-Identifier: CERN-OHL-S-2.0 Title: JellyfishOPP Rev: 1 HYPERGLITCH Ltd C219 10uF C214 100nF C316 10uF C218 100nF R193 100k C220 100nF C216 10uF C217 1uF L12 15uH R194 100k 1 2 3 4 R190 0.1R/0.25% REF 5 - 4 + 3 1 GND 2 V+ 6 U44 INA185 C213 10uF R192 5.1k R189 100k V_{DD} 8 HVC/A0 1 SCL 2 SDA 3 V_{SS} 4 P0W 5 P0B 6 A1 7 U45 MCP4552-503E/MS C317 47uF C215 100nF R191 100k GND 1 SW 2 VIN 3 FB 4 EN 5 BOOT 6 U43 TPS54202DDC C221 100nF +5VA +5.5V SCL SDA Isense VAUX EN {I2C} Vsense VSYS f(-3dB) = 312Hz 20V/V gain 0-1A => 0-2V 100mV drop @ 1A I2C address 01011A1A0 (0101100, 0x2c) R = 50kOhm Rfb 5.5V - 12.1k - code 64/65 5.0V - 13.7k - code 70 3.3V - 22.1k - code 115/116 1.83V - code 255 1.5V - 33.2k
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