# Compact LTM4712 12V Regulator ## Description Compact no-test-point relayout of the EVAL-LTM4712-A2Z regulator circuit, optimized for small form factor with selectable/replaceable feedback resistor values for 12 V to 13 V output operation. ## Project Details - **Owner:** collins-reviews - **Created:** 6/1/2026 - **Last Updated:** 6/1/2026 - **Visibility:** Public ## Key Components ### J1 — [TE-1986242-2](https://www.flux.ai/tbjers/te-1986242-2~0v.md) - Voltage Rating: 600V - Manufacturer Part Number: 1986242-2 - Current Rating: 125A - Connector Pitch: 15mm - Manufacturer Name: TE Connectivity - Datasheet URL: https://www.te.com/commerce/DocumentDelivery/DDEController?Action=srchrtrv&DocNm=9-1773451-7_HIGH_POWER_TERMINAL_BLOCKS&DocType=Data%20Sheet&DocLang=English&PartCntxt=1986242-2&DocFormat=pdf **Pins:** - A1 - A2 - A3 - A4 - B1 - B2 - B3 - B4 ### J2 — [TE-1986242-2](https://www.flux.ai/tbjers/te-1986242-2~0v.md) - Manufacturer Name: TE Connectivity - Datasheet URL: https://www.te.com/commerce/DocumentDelivery/DDEController?Action=srchrtrv&DocNm=9-1773451-7_HIGH_POWER_TERMINAL_BLOCKS&DocType=Data%20Sheet&DocLang=English&PartCntxt=1986242-2&DocFormat=pdf - Voltage Rating: 600V - Manufacturer Part Number: 1986242-2 - Current Rating: 125A - Connector Pitch: 15mm **Pins:** - A1 - A2 - A3 - A4 - B1 - B2 - B3 - B4 ### RFB — [Generic Resistor](https://www.flux.ai/jharwinbarrozo/generic-resistor~3e.md) - Resistance: 2.26kΩ - Tolerance: 1% - Role Details: Primary feedback resistor; change to 2.08kΩ for 13V output. - Part Type: Resistor - Package: SMD_0603_1608Metric - Role: Feedback - Power Rating: 0.1W **Pins:** - P1 [pin 1] - P2 [pin 2] ### U1 — [LTM4712EY-PBF](https://www.flux.ai/adrian95/ltm4712ey-pbf.md) - Datasheet URL: https://www.analog.com/media/en/technical-documentation/data-sheets/ltm4712.pdf - Symbol Style: parametric-v1 - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: DC/DC µModule buck-boost regulator - Manufacturer Part Number: LTM4712EY#PBF - Manufacturer Name: Analog Devices Inc. **Pins:** - CLKOUT [pin A6] - COMPa [pin B10] - COMPb [pin B11] - EXTVCC [pin B4] - FB [pin B9] - FREQ [pin A7] - GND [pin F3] - GND [pin G1] - GND [pin E1] - GND [pin M3] - GND [pin G12] - GND [pin L7] - GND [pin F12] - GND [pin L4] - GND [pin E10] - GND [pin E3] - GND [pin J4] - GND [pin L6] - GND [pin E5] - GND [pin H4] - GND [pin J8] - GND [pin J6] - GND [pin G8] - GND [pin C12] - GND [pin C10] - GND [pin L9] - GND [pin J3] - GND [pin G3] - GND [pin C11] - GND [pin M10] - GND [pin C2] - GND [pin C9] - GND [pin E8] - GND [pin M6] - GND [pin B12] - GND [pin G10] - GND [pin M8] - GND [pin E7] - GND [pin H9] - GND [pin K10] - GND [pin G5] - GND [pin F7] - GND [pin D4] - GND [pin C4] - GND [pin G7] - GND [pin D2] - GND [pin K3] - GND [pin H3] - GND [pin H8] - GND [pin D1] - GND [pin E12] - GND [pin G6] - GND [pin J7] - GND [pin D9] - GND [pin F10] - GND [pin F4] - GND [pin C8] - GND [pin C5] - GND [pin A1] - GND [pin E4] - GND [pin E11] - GND [pin F2] - GND [pin G9] - GND [pin C3] - GND [pin H10] - GND [pin D10] - GND [pin E9] - GND [pin E2] - GND [pin B2] - GND [pin D8] - GND [pin D11] - GND [pin J9] - GND [pin B1] - GND [pin J10] - GND [pin K9] - GND [pin A12] - GND [pin M7] - GND [pin D12] - GND [pin A2] - GND [pin F5] - GND [pin J5] - GND [pin L10] - GND [pin G4] - GND [pin D5] - GND [pin D3] - GND [pin K4] - GND [pin F9] - GND [pin M4] - GND [pin F11] - GND [pin G2] - GND [pin M5] - GND [pin F1] - GND [pin F6] - GND [pin L3] - GND [pin K6] - GND [pin G11] - GND [pin H7] - GND [pin H6] - GND [pin F8] - GND [pin E6] - GND [pin H5] - GND [pin M9] - GND [pin C1] - GND [pin K7] - IMON [pin A5] - INTVCC [pin B3] - ISET [pin B5] - ISN [pin A4] - ISP [pin A3] - MODE [pin A10] - PGOOD [pin A8] - PHMODE [pin A9] - RUN [pin B8] - SGND [pin D7] - SGND [pin C6] - SGND [pin D6] - SGND [pin B7] - SGND [pin C7] - SS [pin A11] - SW1 [pin K5] - SW1 [pin L5] - SW2 [pin K8] - SW2 [pin L8] - SYNC [pin B6] - VIN [pin K2] - VIN [pin H2] - VIN [pin H1] - VIN [pin J2] - VIN [pin J1] - VIN [pin K1] - VIN [pin L1] - VIN [pin M2] - VIN [pin M1] - VIN [pin L2] - VOUT [pin H11] - VOUT [pin K11] - VOUT [pin H12] - VOUT [pin K12] - VOUT [pin J11] - VOUT [pin L12] - VOUT [pin L11] - VOUT [pin M12] - VOUT [pin J12] - VOUT [pin M11] ### U2 — [LTM4712EY-PBF](https://www.flux.ai/adrian95/ltm4712ey-pbf.md) - Datasheet URL: https://www.analog.com/media/en/technical-documentation/data-sheets/ltm4712.pdf - Symbol Style: parametric-v1 - Part Type: DC/DC µModule buck-boost regulator - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Analog Devices Inc. - Manufacturer Part Number: LTM4712EY#PBF **Pins:** - CLKOUT [pin A6] - COMPa [pin B10] - COMPb [pin B11] - EXTVCC [pin B4] - FB [pin B9] - FREQ [pin A7] - GND [pin F3] - GND [pin G1] - GND [pin E1] - GND [pin M3] - GND [pin G12] - GND [pin L7] - GND [pin F12] - GND [pin L4] - GND [pin E10] - GND [pin E3] - GND [pin J4] - GND [pin L6] - GND [pin E5] - GND [pin H4] - GND [pin J8] - GND [pin J6] - GND [pin G8] - GND [pin C12] - GND [pin C10] - GND [pin L9] - GND [pin J3] - GND [pin G3] - GND [pin C11] - GND [pin M10] - GND [pin C2] - GND [pin C9] - GND [pin E8] - GND [pin M6] - GND [pin B12] - GND [pin G10] - GND [pin M8] - GND [pin E7] - GND [pin H9] - GND [pin K10] - GND [pin G5] - GND [pin F7] - GND [pin D4] - GND [pin C4] - GND [pin G7] - GND [pin D2] - GND [pin K3] - GND [pin H3] - GND [pin H8] - GND [pin D1] - GND [pin E12] - GND [pin G6] - GND [pin J7] - GND [pin D9] - GND [pin F10] - GND [pin F4] - GND [pin C8] - GND [pin C5] - GND [pin A1] - GND [pin E4] - GND [pin E11] - GND [pin F2] - GND [pin G9] - GND [pin C3] - GND [pin H10] - GND [pin D10] - GND [pin E9] - GND [pin E2] - GND [pin B2] - GND [pin D8] - GND [pin D11] - GND [pin J9] - GND [pin B1] - GND [pin J10] - GND [pin K9] - GND [pin A12] - GND [pin M7] - GND [pin D12] - GND [pin A2] - GND [pin F5] - GND [pin J5] - GND [pin L10] - GND [pin G4] - GND [pin D5] - GND [pin D3] - GND [pin K4] - GND [pin F9] - GND [pin M4] - GND [pin F11] - GND [pin G2] - GND [pin M5] - GND [pin F1] - GND [pin F6] - GND [pin L3] - GND [pin K6] - GND [pin G11] - GND [pin H7] - GND [pin H6] - GND [pin F8] - GND [pin E6] - GND [pin H5] - GND [pin M9] - GND [pin C1] - GND [pin K7] - IMON [pin A5] - INTVCC [pin B3] - ISET [pin B5] - ISN [pin A4] - ISP [pin A3] - MODE [pin A10] - PGOOD [pin A8] - PHMODE [pin A9] - RUN [pin B8] - SGND [pin D7] - SGND [pin C6] - SGND [pin D6] - SGND [pin B7] - SGND [pin C7] - SS [pin A11] - SW1 [pin K5] - SW1 [pin L5] - SW2 [pin K8] - SW2 [pin L8] - SYNC [pin B6] - VIN [pin K2] - VIN [pin H2] - VIN [pin H1] - VIN [pin J2] - VIN [pin J1] - VIN [pin K1] - VIN [pin L1] - VIN [pin M2] - VIN [pin M1] - VIN [pin L2] - VOUT [pin H11] - VOUT [pin K11] - VOUT [pin H12] - VOUT [pin K12] - VOUT [pin J11] - VOUT [pin L12] - VOUT [pin L11] - VOUT [pin M12] - VOUT [pin J12] - VOUT [pin M11] ### U3 — [LTM4712EY-PBF](https://www.flux.ai/adrian95/ltm4712ey-pbf.md) - Manufacturer Part Number: LTM4712EY#PBF - Manufacturer Name: Analog Devices Inc. - Part Type: DC/DC µModule buck-boost regulator - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.analog.com/media/en/technical-documentation/data-sheets/ltm4712.pdf - Symbol Style: parametric-v1 **Pins:** - CLKOUT [pin A6] - COMPa [pin B10] - COMPb [pin B11] - EXTVCC [pin B4] - FB [pin B9] - FREQ [pin A7] - GND [pin F3] - GND [pin G1] - GND [pin E1] - GND [pin M3] - GND [pin G12] - GND [pin L7] - GND [pin F12] - GND [pin L4] - GND [pin E10] - GND [pin E3] - GND [pin J4] - GND [pin L6] - GND [pin E5] - GND [pin H4] - GND [pin J8] - GND [pin J6] - GND [pin G8] - GND [pin C12] - GND [pin C10] - GND [pin L9] - GND [pin J3] - GND [pin G3] - GND [pin C11] - GND [pin M10] - GND [pin C2] - GND [pin C9] - GND [pin E8] - GND [pin M6] - GND [pin B12] - GND [pin G10] - GND [pin M8] - GND [pin E7] - GND [pin H9] - GND [pin K10] - GND [pin G5] - GND [pin F7] - GND [pin D4] - GND [pin C4] - GND [pin G7] - GND [pin D2] - GND [pin K3] - GND [pin H3] - GND [pin H8] - GND [pin D1] - GND [pin E12] - GND [pin G6] - GND [pin J7] - GND [pin D9] - GND [pin F10] - GND [pin F4] - GND [pin C8] - GND [pin C5] - GND [pin A1] - GND [pin E4] - GND [pin E11] - GND [pin F2] - GND [pin G9] - GND [pin C3] - GND [pin H10] - GND [pin D10] - GND [pin E9] - GND [pin E2] - GND [pin B2] - GND [pin D8] - GND [pin D11] - GND [pin J9] - GND [pin B1] - GND [pin J10] - GND [pin K9] - GND [pin A12] - GND [pin M7] - GND [pin D12] - GND [pin A2] - GND [pin F5] - GND [pin J5] - GND [pin L10] - GND [pin G4] - GND [pin D5] - GND [pin D3] - GND [pin K4] - GND [pin F9] - GND [pin M4] - GND [pin F11] - GND [pin G2] - GND [pin M5] - GND [pin F1] - GND [pin F6] - GND [pin L3] - GND [pin K6] - GND [pin G11] - GND [pin H7] - GND [pin H6] - GND [pin F8] - GND [pin E6] - GND [pin H5] - GND [pin M9] - GND [pin C1] - GND [pin K7] - IMON [pin A5] - INTVCC [pin B3] - ISET [pin B5] - ISN [pin A4] - ISP [pin A3] - MODE [pin A10] - PGOOD [pin A8] - PHMODE [pin A9] - RUN [pin B8] - SGND [pin D7] - SGND [pin C6] - SGND [pin D6] - SGND [pin B7] - SGND [pin C7] - SS [pin A11] - SW1 [pin K5] - SW1 [pin L5] - SW2 [pin K8] - SW2 [pin L8] - SYNC [pin B6] - VIN [pin K2] - VIN [pin H2] - VIN [pin H1] - VIN [pin J2] - VIN [pin J1] - VIN [pin K1] - VIN [pin L1] - VIN [pin M2] - VIN [pin M1] - VIN [pin L2] - VOUT [pin H11] - VOUT [pin K11] - VOUT [pin H12] - VOUT [pin K12] - VOUT [pin J11] - VOUT [pin L12] - VOUT [pin L11] - VOUT [pin M12] - VOUT [pin J12] - VOUT [pin M11] ### U4 — [LTM4712EY-PBF](https://www.flux.ai/adrian95/ltm4712ey-pbf.md) - Part Type: DC/DC µModule buck-boost regulator - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.analog.com/media/en/technical-documentation/data-sheets/ltm4712.pdf - Symbol Style: parametric-v1 - Manufacturer Part Number: LTM4712EY#PBF - Manufacturer Name: Analog Devices Inc. **Pins:** - CLKOUT [pin A6] - COMPa [pin B10] - COMPb [pin B11] - EXTVCC [pin B4] - FB [pin B9] - FREQ [pin A7] - GND [pin F3] - GND [pin G1] - GND [pin E1] - GND [pin M3] - GND [pin G12] - GND [pin L7] - GND [pin F12] - GND [pin L4] - GND [pin E10] - GND [pin E3] - GND [pin J4] - GND [pin L6] - GND [pin E5] - GND [pin H4] - GND [pin J8] - GND [pin J6] - GND [pin G8] - GND [pin C12] - GND [pin C10] - GND [pin L9] - GND [pin J3] - GND [pin G3] - GND [pin C11] - GND [pin M10] - GND [pin C2] - GND [pin C9] - GND [pin E8] - GND [pin M6] - GND [pin B12] - GND [pin G10] - GND [pin M8] - GND [pin E7] - GND [pin H9] - GND [pin K10] - GND [pin G5] - GND [pin F7] - GND [pin D4] - GND [pin C4] - GND [pin G7] - GND [pin D2] - GND [pin K3] - GND [pin H3] - GND [pin H8] - GND [pin D1] - GND [pin E12] - GND [pin G6] - GND [pin J7] - GND [pin D9] - GND [pin F10] - GND [pin F4] - GND [pin C8] - GND [pin C5] - GND [pin A1] - GND [pin E4] - GND [pin E11] - GND [pin F2] - GND [pin G9] - GND [pin C3] - GND [pin H10] - GND [pin D10] - GND [pin E9] - GND [pin E2] - GND [pin B2] - GND [pin D8] - GND [pin D11] - GND [pin J9] - GND [pin B1] - GND [pin J10] - GND [pin K9] - GND [pin A12] - GND [pin M7] - GND [pin D12] - GND [pin A2] - GND [pin F5] - GND [pin J5] - GND [pin L10] - GND [pin G4] - GND [pin D5] - GND [pin D3] - GND [pin K4] - GND [pin F9] - GND [pin M4] - GND [pin F11] - GND [pin G2] - GND [pin M5] - GND [pin F1] - GND [pin F6] - GND [pin L3] - GND [pin K6] - GND [pin G11] - GND [pin H7] - GND [pin H6] - GND [pin F8] - GND [pin E6] - GND [pin H5] - GND [pin M9] - GND [pin C1] - GND [pin K7] - IMON [pin A5] - INTVCC [pin B3] - ISET [pin B5] - ISN [pin A4] - ISP [pin A3] - MODE [pin A10] - PGOOD [pin A8] - PHMODE [pin A9] - RUN [pin B8] - SGND [pin D7] - SGND [pin C6] - SGND [pin D6] - SGND [pin B7] - SGND [pin C7] - SS [pin A11] - SW1 [pin K5] - SW1 [pin L5] - SW2 [pin K8] - SW2 [pin L8] - SYNC [pin B6] - VIN [pin K2] - VIN [pin H2] - VIN [pin H1] - VIN [pin J2] - VIN [pin J1] - VIN [pin K1] - VIN [pin L1] - VIN [pin M2] - VIN [pin M1] - VIN [pin L2] - VOUT [pin H11] - VOUT [pin K11] - VOUT [pin H12] - VOUT [pin K12] - VOUT [pin J11] - VOUT [pin L12] - VOUT [pin L11] - VOUT [pin M12] - VOUT [pin J12] - VOUT [pin M11] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/collins-reviews/compact-ltm4712-12v-regulator~w2](https://www.flux.ai/collins-reviews/compact-ltm4712-12v-regulator~w2).* --- *Generated from [https://www.flux.ai/collins-reviews/compact-ltm4712-12v-regulator~w2](https://www.flux.ai/collins-reviews/compact-ltm4712-12v-regulator~w2)*