Changed 5V DC/DC buck to TPS565242

Original buck has 2 A maximum current output. New one has up to 5 A.
Our design needs ~3 A maximum current.

Fixes #38
This commit is contained in:
Vlastimil Slinták 2025-11-05 15:11:33 +01:00
parent d185b90819
commit 65b3d96c69
2 changed files with 261 additions and 192 deletions

View file

@ -2411,6 +2411,199 @@
)
(embedded_fonts no)
)
(symbol "parts:TPS565242"
(exclude_from_sim no)
(in_bom yes)
(on_board yes)
(property "Reference" "U"
(at -7.62 6.35 0)
(effects
(font
(size 1.27 1.27)
)
(justify left)
)
)
(property "Value" "TPS565242"
(at -2.54 6.35 0)
(effects
(font
(size 1.27 1.27)
)
(justify left)
)
)
(property "Footprint" "Package_TO_SOT_SMD:SOT-563"
(at 1.27 -6.35 0)
(effects
(font
(size 1.27 1.27)
)
(justify left)
(hide yes)
)
)
(property "Datasheet" "https://www.ti.com/lit/ds/symlink/tps565242.pdf"
(at 0 0 0)
(effects
(font
(size 1.27 1.27)
)
(hide yes)
)
)
(property "Description" "A 5A synchronous step-down converter in SOT-563 package with an input voltage range of 3V to 16V."
(at 0 0 0)
(effects
(font
(size 1.27 1.27)
)
(hide yes)
)
)
(property "ki_keywords" "step-down dcdc buck"
(at 0 0 0)
(effects
(font
(size 1.27 1.27)
)
(hide yes)
)
)
(property "ki_fp_filters" "SOT?563*"
(at 0 0 0)
(effects
(font
(size 1.27 1.27)
)
(hide yes)
)
)
(symbol "TPS565242_0_1"
(rectangle
(start -7.62 5.08)
(end 7.62 -5.08)
(stroke
(width 0.254)
(type default)
)
(fill
(type background)
)
)
)
(symbol "TPS565242_1_1"
(pin power_in line
(at -10.16 2.54 0)
(length 2.54)
(name "VIN"
(effects
(font
(size 1.27 1.27)
)
)
)
(number "1"
(effects
(font
(size 1.27 1.27)
)
)
)
)
(pin input line
(at -10.16 -2.54 0)
(length 2.54)
(name "EN"
(effects
(font
(size 1.27 1.27)
)
)
)
(number "5"
(effects
(font
(size 1.27 1.27)
)
)
)
)
(pin power_in line
(at -1.27 -7.62 90)
(length 2.54)
(name "GND"
(effects
(font
(size 1.27 1.27)
)
)
)
(number "3"
(effects
(font
(size 1.27 1.27)
)
)
)
)
(pin power_in line
(at 1.27 -7.62 90)
(length 2.54)
(name "AGND"
(effects
(font
(size 1.27 1.27)
)
)
)
(number "4"
(effects
(font
(size 1.27 1.27)
)
)
)
)
(pin output line
(at 10.16 2.54 180)
(length 2.54)
(name "SW"
(effects
(font
(size 1.27 1.27)
)
)
)
(number "2"
(effects
(font
(size 1.27 1.27)
)
)
)
)
(pin input line
(at 10.16 -2.54 180)
(length 2.54)
(name "VFB"
(effects
(font
(size 1.27 1.27)
)
)
)
(number "6"
(effects
(font
(size 1.27 1.27)
)
)
)
)
)
(embedded_fonts no)
)
(symbol "power:+1V8"
(power)
(pin_numbers
@ -3483,7 +3676,7 @@
)
(uuid "353aa2d9-1b09-429e-a636-2cba5f455213")
)
(text_box "Inductor FNR6028S4R7MT\n I_{SAT} = 3.0 A\n R_{DC} = 39 mOhm\n f_{res} = 35 MHz\n η = 95.8 %\n\nInductor SRN6028-4R7M\n I_{SAT} = 2.8 A\n R_{DC} = 38 mOhm\n f_{res} = 34 MHz\n η = 95.7 %"
(text_box "Inductor SPM6530T-2R2M\n I_{SAT} = 8.4 A\n R_{DC} = 17.3 mOhm\n f_{res} > 10 MHz\n\nInductor SRN6028-4R7M\n I_{SAT} = 2.8 A\n R_{DC} = 38 mOhm\n f_{res} = 34 MHz\n η = 95.7 %"
(exclude_from_sim no)
(at 224.79 15.24 0)
(size 27.94 25.4)
@ -3563,7 +3756,7 @@
)
(uuid "d490f7f7-45fe-4b80-a337-dd8e88d8d574")
)
(text_box "Expected Parameters:\n V_{in} = 6.0 - 8.4 V\n V_{out} = 5 V ± 3.3%\n I_{out} = 2 A\n η = 93.7 %\n Duty = 62 %\n f_{SW} = 547 kHz"
(text_box "Expected Parameters:\n V_{in} = 6.0 - 8.4 V\n V_{out} = 5 V ± 3.6 %\n I_{out} = 4 A\n η = 94.8 %\n Duty = 61 %\n f_{SW} = 519 kHz"
(exclude_from_sim no)
(at 255.27 24.13 0)
(size 26.67 16.51)
@ -3781,12 +3974,6 @@
(color 0 0 0 0)
(uuid "690ea7aa-386c-4d6f-be63-54b9c7668910")
)
(junction
(at 220.98 48.26)
(diameter 0)
(color 0 0 0 0)
(uuid "69a8ff52-1e06-4ce2-8147-ba8ffdc4e26d")
)
(junction
(at 130.81 33.02)
(diameter 0)
@ -4009,6 +4196,12 @@
(color 0 0 0 0)
(uuid "dd7a134c-566f-43df-873f-ea6efa178f5a")
)
(junction
(at 196.85 59.69)
(diameter 0)
(color 0 0 0 0)
(uuid "e1bb0288-9a18-4a39-a84e-6a8ebc02ba54")
)
(junction
(at 264.16 153.67)
(diameter 0)
@ -4287,6 +4480,16 @@
)
(uuid "10920182-9c23-44e4-b3cb-8acabffa0a1a")
)
(wire
(pts
(xy 196.85 59.69) (xy 195.58 59.69)
)
(stroke
(width 0)
(type default)
)
(uuid "10a1f8ec-adf0-426d-9c13-02fb917e94ce")
)
(wire
(pts
(xy 147.32 48.26) (xy 172.72 48.26)
@ -4567,6 +4770,16 @@
)
(uuid "30266237-a7d7-4549-9a5e-19fd85bfeaa2")
)
(wire
(pts
(xy 195.58 59.69) (xy 195.58 58.42)
)
(stroke
(width 0)
(type default)
)
(uuid "30567aea-7e01-451e-a321-09ff66099daa")
)
(wire
(pts
(xy 111.76 78.74) (xy 111.76 80.01)
@ -4857,16 +5070,6 @@
)
(uuid "476de73c-09fa-4838-93c5-7d786b5e66ad")
)
(wire
(pts
(xy 209.55 50.8) (xy 207.01 50.8)
)
(stroke
(width 0)
(type default)
)
(uuid "47bd0194-1f94-4ba8-9d34-4e2f235bc042")
)
(wire
(pts
(xy 62.23 19.05) (xy 73.66 19.05)
@ -5137,6 +5340,16 @@
)
(uuid "5ebf07f1-645f-4253-a332-67a343583523")
)
(wire
(pts
(xy 198.12 59.69) (xy 196.85 59.69)
)
(stroke
(width 0)
(type default)
)
(uuid "5ed73403-b40e-40bc-b5c0-81662a97001b")
)
(wire
(pts
(xy 207.01 53.34) (xy 208.28 53.34)
@ -5177,6 +5390,16 @@
)
(uuid "6167dda2-a44b-47ca-acb7-901c3368b9c6")
)
(wire
(pts
(xy 198.12 58.42) (xy 198.12 59.69)
)
(stroke
(width 0)
(type default)
)
(uuid "654e1e34-1a74-4dcd-81b0-37c4b6e80c21")
)
(wire
(pts
(xy 231.14 60.96) (xy 231.14 63.5)
@ -5277,16 +5500,6 @@
)
(uuid "6c0f2a41-82f2-4d96-bd16-63d3835d65ed")
)
(wire
(pts
(xy 220.98 48.26) (xy 222.25 48.26)
)
(stroke
(width 0)
(type default)
)
(uuid "6cdd5ee8-f06d-4f3b-b145-4e76df5ac607")
)
(wire
(pts
(xy 128.27 74.93) (xy 128.27 73.66)
@ -5367,16 +5580,6 @@
)
(uuid "72938ed2-8105-4a4c-a5b8-217f1de215fe")
)
(wire
(pts
(xy 220.98 48.26) (xy 220.98 52.07)
)
(stroke
(width 0)
(type default)
)
(uuid "7307f008-4543-446d-b806-1c296055e7ea")
)
(wire
(pts
(xy 260.35 143.51) (xy 264.16 143.51)
@ -5507,16 +5710,6 @@
)
(uuid "7ebc9e97-72d3-42cb-9c3c-49c40d0dd52e")
)
(wire
(pts
(xy 209.55 52.07) (xy 209.55 50.8)
)
(stroke
(width 0)
(type default)
)
(uuid "7f67b458-e3e3-4012-8b0d-2521938b28ed")
)
(wire
(pts
(xy 200.66 151.13) (xy 200.66 153.67)
@ -5689,7 +5882,7 @@
)
(wire
(pts
(xy 196.85 58.42) (xy 196.85 59.69)
(xy 196.85 59.69) (xy 196.85 60.96)
)
(stroke
(width 0)
@ -6137,16 +6330,6 @@
)
(uuid "b8f5ff4f-bdcd-4aa0-9568-0e38bbdb9880")
)
(wire
(pts
(xy 209.55 52.07) (xy 210.82 52.07)
)
(stroke
(width 0)
(type default)
)
(uuid "b9ea59ad-e77b-44ce-824b-640f665f352d")
)
(wire
(pts
(xy 275.59 88.9) (xy 275.59 91.44)
@ -6377,16 +6560,6 @@
)
(uuid "d027fee9-bf71-4dc3-9810-3c6d09156151")
)
(wire
(pts
(xy 220.98 52.07) (xy 218.44 52.07)
)
(stroke
(width 0)
(type default)
)
(uuid "d0c81868-779a-47fd-951d-c8178eca861f")
)
(wire
(pts
(xy 241.3 48.26) (xy 252.73 48.26)
@ -6919,7 +7092,7 @@
)
(wire
(pts
(xy 207.01 48.26) (xy 220.98 48.26)
(xy 207.01 48.26) (xy 222.25 48.26)
)
(stroke
(width 0)
@ -9948,109 +10121,6 @@
)
)
)
(symbol
(lib_id "Device:C")
(at 214.63 52.07 90)
(unit 1)
(exclude_from_sim no)
(in_bom yes)
(on_board yes)
(dnp no)
(uuid "404a0ed6-c09a-4eae-8d6d-32a240b7db9f")
(property "Reference" "C23"
(at 214.63 56.388 90)
(effects
(font
(size 1.27 1.27)
)
)
)
(property "Value" "100n"
(at 214.63 58.928 90)
(effects
(font
(size 1.27 1.27)
)
)
)
(property "Footprint" "Capacitor_SMD:C_0402_1005Metric"
(at 218.44 51.1048 0)
(effects
(font
(size 1.27 1.27)
)
(hide yes)
)
)
(property "Datasheet" "~"
(at 214.63 52.07 0)
(effects
(font
(size 1.27 1.27)
)
(hide yes)
)
)
(property "Description" "Unpolarized capacitor"
(at 214.63 52.07 0)
(effects
(font
(size 1.27 1.27)
)
(hide yes)
)
)
(property "LCSC" "C1525"
(at 214.63 52.07 90)
(effects
(font
(size 1.27 1.27)
)
(hide yes)
)
)
(property "MPN" "CL05B104KO5NNNC"
(at 214.63 52.07 90)
(effects
(font
(size 1.27 1.27)
)
(hide yes)
)
)
(property "PN" " 187-CL05B104KO5NNNC "
(at 214.63 52.07 90)
(effects
(font
(size 1.27 1.27)
)
(hide yes)
)
)
(property "LCSC Part" ""
(at 214.63 52.07 90)
(effects
(font
(size 1.27 1.27)
)
(hide yes)
)
)
(pin "1"
(uuid "21deb021-1784-4331-8a06-9a164912ea33")
)
(pin "2"
(uuid "34bdb348-9099-4822-aa81-4379b3933543")
)
(instances
(project ""
(path "/73efc1fc-21f6-4aef-9f73-508fe18fa32e/be402a1e-34f3-489f-9745-963b98ced0ff"
(reference "C23")
(unit 1)
)
)
)
)
(symbol
(lib_id "Device:C")
(at 85.09 26.67 0)
@ -11520,7 +11590,7 @@
)
(symbol
(lib_id "power:GND")
(at 196.85 59.69 0)
(at 196.85 60.96 0)
(unit 1)
(exclude_from_sim no)
(in_bom yes)
@ -11529,7 +11599,7 @@
(fields_autoplaced yes)
(uuid "6d69ebc1-1b70-4d18-90c4-c3f9a0dd85c7")
(property "Reference" "#PWR040"
(at 196.85 66.04 0)
(at 196.85 67.31 0)
(effects
(font
(size 1.27 1.27)
@ -11538,7 +11608,7 @@
)
)
(property "Value" "GND"
(at 196.85 63.8231 0)
(at 196.85 65.0931 0)
(effects
(font
(size 1.27 1.27)
@ -11546,7 +11616,7 @@
)
)
(property "Footprint" ""
(at 196.85 59.69 0)
(at 196.85 60.96 0)
(effects
(font
(size 1.27 1.27)
@ -11555,7 +11625,7 @@
)
)
(property "Datasheet" ""
(at 196.85 59.69 0)
(at 196.85 60.96 0)
(effects
(font
(size 1.27 1.27)
@ -11564,7 +11634,7 @@
)
)
(property "Description" "Power symbol creates a global label with name \"GND\" , ground"
(at 196.85 59.69 0)
(at 196.85 60.96 0)
(effects
(font
(size 1.27 1.27)
@ -11908,7 +11978,7 @@
)
)
(symbol
(lib_id "Regulator_Switching:TPS562203")
(lib_id "parts:TPS565242")
(at 196.85 50.8 0)
(unit 1)
(exclude_from_sim no)
@ -11925,7 +11995,7 @@
)
)
)
(property "Value" "TPS562203"
(property "Value" "TPS565242"
(at 196.85 43.18 0)
(effects
(font
@ -11943,7 +12013,7 @@
(hide yes)
)
)
(property "Datasheet" "https://www.ti.com/lit/ds/symlink/tps562203.pdf"
(property "Datasheet" "https://www.ti.com/lit/ds/symlink/tps565242.pdf"
(at 196.85 50.8 0)
(effects
(font
@ -11952,7 +12022,7 @@
(hide yes)
)
)
(property "Description" "2A Synchronous Step-Down Voltage Regulator 600kHz, Adjustable Output Voltage, 4.5-17V Input Voltage, 0.6V-7V Output Voltage, SOT-563"
(property "Description" "A 5A synchronous step-down converter in SOT-563 package with an input voltage range of 3V to 16V."
(at 196.85 50.8 0)
(effects
(font
@ -11961,7 +12031,7 @@
(hide yes)
)
)
(property "LCSC" "C22445511"
(property "LCSC" "C5219270"
(at 196.85 50.8 0)
(effects
(font
@ -11970,7 +12040,7 @@
(hide yes)
)
)
(property "MPN" "TPS562203DRLR "
(property "MPN" "TPS565242DRLR"
(at 196.85 50.8 0)
(effects
(font
@ -11979,7 +12049,7 @@
(hide yes)
)
)
(property "PN" "595-TPS562203DRLR "
(property "PN" "595-TPS565242DRLR"
(at 196.85 50.8 0)
(effects
(font
@ -13788,7 +13858,7 @@
)
)
)
(property "Value" "4.7 uH"
(property "Value" "2.2 uH"
(at 226.06 45.72 90)
(effects
(font
@ -13796,7 +13866,7 @@
)
)
)
(property "Footprint" "Inductor_SMD:L_Bourns-SRN6028"
(property "Footprint" "parts:L_TDK_SPM6530"
(at 226.06 48.26 0)
(effects
(font
@ -13823,7 +13893,7 @@
(hide yes)
)
)
(property "LCSC" "C3221249"
(property "LCSC" "C76855"
(at 226.06 48.26 90)
(effects
(font
@ -13832,7 +13902,7 @@
(hide yes)
)
)
(property "MPN" " SRN6028-4R7M "
(property "MPN" "SPM6530T-2R2M"
(at 226.06 48.26 90)
(effects
(font
@ -13841,7 +13911,7 @@
(hide yes)
)
)
(property "PN" "652-SRN6028-4R7M "
(property "PN" "652-SPM6530T-2R2M"
(at 226.06 48.26 90)
(effects
(font

View file

@ -6332,7 +6332,6 @@
(symbol
(lib_id "MCM-iMX93-SOM:MCM-iMX93-SOM")
(at 93.98 105.41 0)
(mirror y)
(unit 1)
(exclude_from_sim no)
(in_bom no)