OPTIONAL CIRCUIT VEMI L1 OPT FB1 VEMI VIN OPT J1 C8 OPT GND E2 C9 OPT C10 OPT VOUT E7 GND J2 E3 C2 4.7UF 100V 1206 C3 4.7UF 100V 1206 C6 1uF 0805 16V GND GND R1 374K A4 RUN RUN/UVLO E4 U1 LTM8064EY J4 PGOOD A3 PGOOD E9 R2 124K MODE E5 + H1 H2 H3 H4 J1 J2 J3 J4 K1 K2 K3 K4 L1 L2 L3 L4 M1 M2 M3 M4 C1 + 15uF 100V 100SXV15M VOUT VOUT VOUT VOUT VOUT VOUT VOUT VOUT VOUT VOUT VOUT VOUT VOUT VOUT VOUT VOUT VOUT VOUT VOUT VOUT J3 C11 0.1uF 100V C5 330uF 10V TPME337K010R0035 VOUT 5V/6A E8 B9 B8 B7 B6 B5 A9 A8 A7 A6 A5 VIN 7.5V - 58V C12 100uF 6.3V 1210 VIN VIN VIN VIN VIN VIN VIN VIN VIN VIN VIN J5 MODE IOUTMON F2 1 FCM R6 E1 IOUTMON 0 MODE E10 C7 OPT 2 DCM 3 CTRL1 C1 JP1 F1 SYNC E6 CTRL1 E11 R3 100K R7 OPT SYNC R4 E2 RT CTRL2 B1 CTRL2 130K E12 R5 A2 5.11K E13 E14 C4 10nF 6.3V SS VREF B2 GND E15 CUSTOMER NOTICE NOTES: UNLESS OTHERWISE SPECIFIED 1. ALL RESISTORS ARE 0603. ALL CAPACITORS ARE 0603. R10 OPT A1 B3 B4 C2 C3 C4 C5 C6 C7 C8 C9 D2 D3 D4 D5 D6 D7 D8 D9 E3 E4 E5 E6 E7 E8 E9 F3 F4 F5 F6 F7 F8 F9 G1 G2 G3 G4 G5 G6 G7 G8 G9 H5 H6 H7 H8 H9 J5 J6 J7 J8 J9 K5 K6 K7 K8 K9 L5 L6 L7 L8 L9 M5 M6 M7 M8 M9 SS GND R9 100K GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND D1 R8 100K FB LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS; HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APPLICATION. COMPONENT SUBSTITUTION AND PRINTED TITLE: CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFORMANCE OR RELIABILITY. CONTACT LINEAR TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE. TECHNOLOGY 1630 McCarthy Blvd. Milpitas, CA 95035 Phone: (408)432-1900 www.linear.com Fax: (408)434-0507 LTC Confidential-For Customer Use Only SCHEMATIC 58VIN, 6A CVCC STEP-DOWN µMODULE REGULATOR SIZE THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS. N/A DATE: IC NO. LTM8064EY DEMO CIRCUIT 2237A Friday, April 01, 2016 SHEET REV. 2 1 OF 1