5 4 3 2 1 REVISION HISTORY 1 2 PZ1 PZ1 3 4 C3 22uF 25V 1210 JP12 PIEZO PIEZO CONNECTOR JP11 PMDM C1 1uF 6.3V R2 NOPOP C4 4.7uF 6.3V 0603 R3 0 PZ1 4 VIN 3 CAP 7 VIN2 11 2 PZ2 GND SW 5 VOUT 6 D1 9 8 > 18Vpk 2.5V 3.3V 3.6V 0 0 0 1 1 0 < = 5mA 1 1 BLACK (-) RED (+) 1 12 3 C8 11 C9 50V + E4 BGND BGND C11 1nF 0603 50V 4 1:100 20mV - 400mV R15 NOPOP R16 0 10 9 VOUT2_EN 8 7 TP4 VOUT2_EN VAUX C2 VSTORE C1 VOUT2_EN VS1 VS2 CO2 100uF 10V 1210 20% CO3 100uF 10V 1210 20% CO4 100uF 10V 1210 20% CO5 100uF 10V 1210 20% CO6 100uF 610V 1210 20% CO7 100uF 10V 1210 20% CO8 100uF 10V 1210 20% CO9 100uF 10V 1210 20% CO10 100uF 10V 1210 20% CO11 100uF 10V 1210 20% CO12 100uF 10V 1210 20% CO13 100uF 10V 1210 20% CO14 100uF 10V 1210 20% CO15 100uF 10V 1210 20% VMCU 3.3V, < 50 mA 2 J2 OPT VSTORE VOUT2 4 TP2 10V VOUT2 C28 0.1uF 16V 5 2 NC VSUPPLY 1 4 PGOOD GND 3 6 VBAT KEY 5 8 EHORBAT RSVD 7 I/O 2 9 V+ 11 +5V DUST HEADER 2X6 SMH-106-02-L-D-05 D3 C13 220uF 6.3V D2E CASE C14 2.2uF 16V 0603 13 12 I/O 1 VOUT_LTC3108 + 2 1 1N5819HW SOD-123 OPT JP5 PGOOD_LTC3108 E5 2 +VIN 4 - 20mA LOOP 6 5 TP7 VIN MPPC MPPC SW 7 VOUT 9 FB R34 40.2k C19 33pF 25V 1 R19 392k C17 10uF 6.3V 0805 R20 750k PGOOD 4 SHDN FBLDO TP9 AUX C22 1uF 16V 0603 R25 549k 1.1M NEG (-) E14 R28 0 0 1 R31 NOPOP BGND U6 LTC2935CTS8-4 Q2 ZXMN2F30FH OPT R32 NOPOP 2 3 4 VCC 8 S1 MR 7 S0 RST 6 GNDPFO 5 S2 R5 0 R6 0 R33 NOPOP R11 NOPOP R12 NOPOP 4 RF_#INT NO CONNECT (USB Power) NO CONNECT (3.3V Board Power) 11 PGOOD 13 ACC_#SLEEP ACC_SELFTEST 14 ACC_XOUT 16 ACC_YOUT 15 ACC_ZOUT 17 NC SAMTEC-SMH-110-02-L-D HGND 1 S2 VCC 8 2 S1 MR 7 3 S0 RST 6 4 GNDPFO 5 HGND U2 NOTE: UNLESS OTHERWISE SPECIFIED 0 1. ALL RESISTORS ARE 0402, 1%, 1/16W ALL CAPACITORS ARE 0402, 10% 6 R36 1.96 MEG SOT23 /RST R35 JP4 VOUT = 3.3V 2 VOUT_LTC3459 C25 47pF C26 100uF 10V 1210 20% R30 1.15 MEG 3 2. INSTALL SHUNTS AS SHOWN. NOPOP D5 2 25V 4 B Q3 ZXMN2F30FH C6 0.1uF 16V R14 FB E9 NOPOP A 1 1N5819HW SOD-123 OPT CUSTOMER NOTICE 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 CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFORMANCE OR RELIABILITY. CONTACT LINEAR TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE. THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS. 5 3 18 20 LTC2935CTS8-2 1 R29 SHDN RF_WAKE R7 NOPOP LTC3459EDC SUPPLIED BY SOLAR CELL C27 0.1uF 16V 3 RF_#RESET 5 1 R10 NOPOP VOUT GND BGND R27 0 5 A R26 7 E8 C24 100uF 10V 1210 20% GND C23 220uF 6.3V D2E CASE 7 J1 E13 HGND R23 200k SW U5 LTC3459EDC 1 VIN SOLAR 1.72V - 3.3V + JP8 1 L3 22uH WURTH, 744028220 E7 VIN POS (+) TP8 10 2 1 3 11 SHDN D6 (SOLAR PANEL) AM-5412 AUX R22 2.80M OPT C21 4.7uF 16V 0805 R24 JP7 2 8 GND PGOOD_LTC3105 C20 33pF 25V SPI_MISO 1N5819HW SOD-123 OPT LDO 2 PGOOD_LTC3108 PGOOD_LTC3459 D4 2 R21 499k LDO JP6 VOUT_LTC3105 C18 1uF 6.3V SPI_MOSI 6 PGOOD_LTC3105 JP3 VOUT = 3.3V SPI_CLK 4 2 D2E CASE E6 U4 LTC3105EDD C15 10uF 0805 6.3V D1 1.5A/200V AS1PD SMP 3 C16 220uF 6.3V 1 + BGND B LTC3105EDD SUPPLIED BY DIODE VOLTAGE DROP SPI_#CS 8 3 L2 10uH WURTH, 744031100 10 9 PGOOD_LTC3588-1 TP6 BGND VMCU C 10 JP2 VOUT = 3.3V TP3 VLDO 6 LTC3108EDE TEG POWERED ENERGY HARVESTER BGND 1210 20% D EM HEADER 2X10 C7 1uF 6.3V 2 3 PGD VOUT2 VOUT2 ON OFF VSTORE 1 VOUT VLDO R18 NOPOP R17 0 TP5 SW GND VOUT2_EN JP10 1 1N5819HW SOD-123 OPT C10 100uF OPT VAUX C12 220uF 6.3V D2E CASE D2 2 VSTORE VAUX 0603 2 1 2 VIN C OFF BGND DATE 1 - 8 - 13 VSTORE_1 CO1 100uF 10V 1210 20% TP1 330pF 0603 ON E11 PGOOD_LTC3588-1 R13 499K T1 WURTH, 74488540070 1210 20% Q1 ZXMN2F30FH OPT 1 U3 LTC3108EDE TEG1 PELTIER MODULE CP85438 E3 R9 NOPOP R8 0 VOUT_LTC3588-1 OPTIONAL ENERGY STORAGE JP9 VMCU 10V R4 50.5K OPT 3 1.8V D1 D0 VMCU 2 VOUT IIN < = 50mA C2 100uF R1 0.00 4.99K IS OPT OUTPUT VOLTAGE SETTINGS VIN * < = 18Vpk E10 JP1 VOUT = 3.3V C5 0.1uF 16V OPT 10 PGOOD D0 E12 (HIGH-IMPEDANCE AC SOURCES) BS GND D PZ2 PZ2 1 LTC3588EMSE-1 PIEZOELECTRIC ENERGY HARVESTER PRODUCTION FAB GND C29 10uF 25V 1210 J3 L1 22uH WURTH, 744043220 1 GND U1 LTC3588EMSE -1 PZ1 APPROVED - 1 E2 DESCRIPTION 12 E1 * CAUTION: ONLY JP9 OR JP10 MAY BE ON AT ANY TIME REV 19 VIN PZ2 ECO 2 1630 McCarthy Blvd. Milpitas, CA 95035 Phone: (408)432-1900 www.linear.com Fax: (408)434-0507 LTC Confidential-For Customer Use Only APPROVALS PCB DES. NC APP ENG. BS TECHNOLOGY TITLE: SCHEMATIC ENERGY HARVESTING MULTI-SOURCE DEMOBOARD SIZE IC NO. N/A SCALE = NONE REV. DEMO CIRCUIT 2080A DATE: 1 - 8 - 13 SHEET 1 1 1 OF 1