5 4 3 2 1 REVISION HISTORY PZ2 VIN * < = 18Vpk D U1 LTC3588EMSE -1 PZ1 IIN < = 50mA > 18Vpk PZ1 4 VIN_LTC3588-1 C1 1uF 6.3V C3 22uF 25V 1210 < = 5mA R2 NOPOP C4 4.7uF 6.3V 0603 R3 0 1 2 3 CAP 7 VIN2 11 L1 PZ2 VIN GND SW 5 VOUT 6 D1 9 8 22uH LPS5030-223ML C5 0.1uF 16V OPT 3.3V 3.6V 0 1 1 0 1 1 R9 NOPOP R8 0 2 1 VIN + E4 BGND BGND 11 C9 50V C11 1nF 0603 50V 3 1:100 20mV - 400mV R15 NOPOP OPT R16 0 10 VOUT2_EN 9 8 7 VAUX C2 VSTORE C1 VOUT2_EN VS1 VS2 VMCU CO2 100uF 6.3V 1210 20% CO3 100uF 6.3V 1210 20% CO4 100uF 6.3V 1210 20% CO5 100uF 6.3V 1210 20% CO6 100uF 6.3V 1210 20% CO7 100uF 6.3V 1210 20% CO8 100uF 6.3V 1210 20% CO9 100uF 6.3V 1210 20% CO10 100uF 6.3V 1210 20% CO11 100uF 6.3V 1210 20% CO12 100uF 6.3V 1210 20% CO13 100uF 6.3V 1210 20% CO14 100uF 6.3V 1210 20% CO15 100uF 6.3V 1210 20% 3.3V, < 50 mA 2 J2 VSTORE VOUT2 4 TP2 6.3V 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 6.3V 0603 13 12 I/O 1 VOUT_LTC3108 + 2 1 1N5819HW SOD-123 OPT JP5 PGOOD_LTC3108 JP6 2 +VIN 4 - 20mA LOOP 6 5 TP7 VIN MPPC MPPC B SW 7 VOUT 9 FB R34 40.2k C19 33pF R19 392k 1 C17 10uF 6.3V 0805 R20 750k PGOOD 4 SHDN FBLDO TP9 3 TP8 10 AUX C22 1uF 16V 0603 11 SHDN AUX R25 549k R22 2.80M OPT C21 4.7uF 16V 0805 R24 1.1M R23 200k E14 Q2 ZXMN2F30FH OPT 0 1 R31 NOPOP BGND U6 LTC2935CTS8-4 R32 NOPOP 2 3 4 VCC 8 S1 MR 7 S0 RST 6 GNDPFO 5 S2 R6 0 R33 NOPOP 1 S2 VCC 8 2 S1 MR 7 3 S0 RST R12 NOPOP 6 4 GNDPFO 5 4 PGOOD 13 ACC_#SLEEP ACC_SELFTEST 14 ACC_XOUT 16 ACC_YOUT 15 ACC_ZOUT 17 NC E9 HGND HGND U2 SOT23 /RST NOPOP R35 JP4 VOUT = 3.3V NOTE: UNLESS OTHERWISE SPECIFIED 0 1. ALL RESISTORS ARE 0402, 1%, 1/16W ALL CAPACITORS ARE 0402, 10% R36 1.96 MEG B Q3 ZXMN2F30FH C6 0.1uF 16V R14 R29 FB R11 NOPOP VOUT_LTC3459 C25 47pF R30 1.15 MEG 3 2. INSTALL SHUNTS AS SHOWN. NOPOP D5 2 C26 100uF 6.3V 1210 20% 4 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 11 R7 NOPOP LTC3459EDC SUPPLIED BY SOLAR CELL 2 C27 0.1uF 16V SHDN NO CONNECT (USB Power) NO CONNECT (3.3V Board Power) LTC2935CTS8-2 6 VOUT 3 RF_#INT 1 1 SW R28 0 GND BGND R27 0 5 A R26 7 E8 C24 100uF 6.3V 1210 20% GND C23 220uF 6.3V D2E CASE + BGND 1 U5 LTC3459EDC 22uH VIN VIN SOLAR 1.72V - 3.3V 3 18 20 J1 E13 R5 0 MURATA LQH2MCN100K02L L3 VIN_LTC3459 RF_WAKE HGND R10 NOPOP E7 RF_#RESET 5 JP8 1 2 8 GND PGOOD_LTC3105 C20 33pF 7 1N5819HW SOD-123 OPT LDO 2 JP7 PGOOD_LTC3459 D4 2 R21 499k LDO PGOOD_LTC3108 VOUT_LTC3105 C18 1uF 6.3V SPI_MISO PGOOD_LTC3105 JP3 VOUT = 3.3V SPI_MOSI 6 2 D2E CASE E6 U4 LTC3105EDD C15 10uF 0805 6.3V D1 1.5A/200V AS1PD SMP 3 BGND 1 C16 220uF 6.3V + SPI_CLK 4 3 VIN_LTC3105 E5 LTC3105EDD SUPPLIED BY DIODE VOLTAGE DROP SPI_#CS 8 GND L2 10uH 744031100 VMCU 10 9 PGOOD_LTC3588-1 TP6 BGND D C 10 JP2 VOUT = 3.3V TP3 VLDO 6 LTC3108EDE TEG POWERED ENERGY HARVESTER BGND 1210 20% VSTORE_1 CO1 100uF 6.3V 1210 20% 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 TP4 VOUT2_EN D2 VSTORE VAUX 0603 VAUX C12 220uF 6.3V D2E CASE OFF BGND 2 12 - 12 - 12 TP1 330pF 0603 VIN_LTC3108 E3 C 12 C8 ON E11 PGOOD_LTC3588-1 R13 499K 4 1210 20% Q1 ZXMN2F30FH OPT 1 U3 LTC3108EDE T1 LPR6235-752SML VOUT_LTC3588-1 BS OPTIONAL ENERGY STORAGE JP9 VMCU 6.3V R4 50.5K OPT 3 2.5V 0 0 VMCU 2 1.8V D1 D0 E10 JP1 C2 100uF R1 0.00 4.99K IS OPT OUTPUT VOLTAGE SETTINGS VOUT E12 (HIGH-IMPEDANCE AC SOURCES) VOUT = 3.3V 10 PGOOD D0 LTC3588EMSE-1 PIEZOELECTRIC ENERGY HARVESTER PRODUCTION FAB GND PZ1 DATE 2 GND E2 APPROVED - 1 E1 DESCRIPTION 12 * 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 2042A DATE: 12 - 12 - 12 SHEET 1 1 2 OF 2 5 4 3 2 1 D D J3 OPT J4 TRANSDUCER CONNECTOR HORIZONTAL C VIN_LTC3459 1 VIN_LTC3105 3 VIN_LTC3108 5 VIN_LTC3588-1 7 PZ1 9 PZ2 11 GND 2 VIN_LTC3105 GND 4 VIN_LTC3108 GND 6 VIN_LTC3588-1 GND 8 PZ1 GND 10 PZ2 KEY 12 VIN_LTC3459 TRANSDUCER CONNECTOR VERTICAL VIN_LTC3459 1 VIN_LTC3459 GND 2 VIN_LTC3105 3 VIN_LTC3105 GND 4 VIN_LTC3108 5 VIN_LTC3108 GND 6 VIN_LTC3588-1 7 VIN_LTC3588-1 GND 8 PZ1 9 PZ1 GND 10 PZ2 11 PZ2 KEY 12 SMH-106-02-L-D-12 C SMH-106-02-L-D-12 BGND BGND B B 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. A THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS. 5 4 3 APPROVALS PCB DES. NC APP ENG. BS TECHNOLOGY 1630 McCarthy Blvd. Milpitas, CA 95035 Phone: (408)432-1900 www.linear.com Fax: (408)434-0507 LTC Confidential-For Customer Use Only TITLE: SCHEMATIC A ENERGY HARVESTING MULTI-SOURCE DEMOBOARD SIZE IC NO. DEMO CIRCUIT 2042A N/A SCALE = NONE REV. DATE: 12 - 12 - 12 2 SHEET 2 1 2 OF 2