5 5 4 4 3 3 2 2 1 1 d d c c b b a a 4 - 20ma 20mv - 400mv sot23 note: unless otherwise specified 1. all resistors are 0402, 1%, 1/16w 2. install shunts as shown. all capacitors are 0402, 10% 0603 ltc3588emse-1 piezoelectric energy harvester 6.3v ltc3105edd supplied by diode voltage drop 3.6v 0805 ltc3108ede teg powered energy harvester ltc3459edc supplied by solar cell 0 1 3.3v 1 1.8v d1 output voltage settings 1 01 2.5v vout 0 0 d0 0805 0805 6.3v vout = 3.3v vout = 3.3v vout = 3.3v vout = 3.3v opt pgood_ltc3459 1:100 opt opt opt 4.99k is opt opt 0603 0603 only jp9 or jp10 may be on at any time caution: 1.72v - 3.3v optional energy storage < = 5ma iin < = 18vpk vin vin < = 50ma > 18vpk * * 0603 0603 0603 loop 3.3v, < 50 ma shdn (high-impedance ac sources) 2 demo circuit 2042a 1 2 energy harvesting multi-source demoboard n/a bs nc 12 - 12 - 12 size date: ic no. rev. sheet of title: approvals pcb des. app eng. technology fax: (408)434-0507 milpitas, ca 95035 phone: (408)432-1900 1630 mccarthy blvd. ltc confidential-for customer use only 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 signifi cantly affect circuit performance or reliability. contact linear technology applications engineering for assist ance. this circuit is proprietary to linear technology and schematic supplied for use with linear technology parts. scale = none www.linear.com bs production fab - 2 12 - 12 - 12 revision history description date approved eco rev /rst vmcu vaux bgnd vstore hgnd vin_ltc3108 vin_ltc3105 vin_ltc3459 bgnd pz2 pz1 vin_ltc3588-1 vstore_1 pgood_ltc3588-1 vout2 vaux vout2_en vout2 ldo pgood_ltc3105 pgood_ltc3588-1 vout2_en pgood_ltc3108 pgood_ltc3108 pgood_ltc3105 c15 10uf 6.3v c10 100uf 6.3v 1210 20% r10 nopop r35 0 tp8 aux q2 zxmn2f30fh 3 1 2 d1 smp 1.5a/200v as1pd 2 1 co13 100uf 6.3v 1210 20% tp7 mppc r1 0.00 r9 nopop r15 nopop u6 ltc2935cts8-4 1 2 3 4 5 6 7 8 s2 s1 s0 gndpfo rst mr vcc co6 100uf 6.3v 1210 20% c19 33pf c25 47pf u2 ltc2935cts8-2 1 2 3 4 5 6 7 8 s2 s1 s0 gndpfo rst mr vcc c8 330pf 50v d3 1n5819hw opt sod-123 2 1 co4 100uf 6.3v 1210 20% r4 50.5k r7 nopop jp4 vout_ltc3459 r17 0 c14 2.2uf jp8 e5 +vin r21 499k u5 ltc3459edc 3 6 5 4 1 2 7 shdn sw gnd fb vin vout gnd r16 0 co10 100uf 6.3v 1210 20% r22 2.80m r33 nopop r12 nopop r26 0 c21 4.7uf 16v e6 bgnd c24 100uf 6.3v 1210 20% e3 vin r18 nopop r36 nopop tp3 vldo c7 1uf 6.3v tp1 vstore u1 ltc3588emse -1 1 2 3 4 5 6 7 8 9 10 11 pz1 pz2 cap vin sw vout vin2 d1 d0 pgood gnd co2 100uf 6.3v 1210 20% tp2 bgnd co12 100uf 6.3v 1210 20% jp1 vout_ltc3588-1 em header 2x10 j1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 16 17 18 15 20 19 gnd vmcu rf_#int spi_mosi rf_wake spi_miso rf_#reset spi_clk acc_selftest spi_#cs pgood gnd acc_#sleep acc_xout acc_yout nc no connect (usb power) acc_zout no connect (3.3v board power) gnd r14 nopop r31 nopop co8 100uf 6.3v 1210 20% c22 1uf 16v d4 1n5819hw opt sod-123 2 1 jp6 j2 dust header 2x6 smh-106-02-l-d-05 1 2 3 4 5 6 7 8 9 10 11 12 vsupply nc gnd pgood key vbat rsvd ehorbat i/o 2 i/o 1 +5v v+ c1 1uf 6.3v e12 vmcu e2 pz1 c11 1nf 50v e4 bgnd r19 392k + c12 220uf d2e case 6.3v e7 vin solar co11 100uf 6.3v 1210 20% c17 10uf 6.3v tp9 co1 100uf 6.3v 1210 20% e13 hgnd c27 0.1uf 16v + c16 220uf d2e case 6.3v r30 1.15 meg r20 750k r29 1.96 meg e8 bgnd r6 0 c20 33pf r23 200k c5 0.1uf 16v tp5 vout2 jp5 + c23 220uf d2e case 6.3v tp4 vout2_en c6 0.1uf 16v jp9 on off e1 pz2 jp10 on off vstore co14 100uf 6.3v 1210 20% r32 nopop co7 100uf 6.3v 1210 20% d5 1n5819hw opt sod-123 2 1 l1 22uh lps5030-223ml e11 bgnd l3 22uh murata lqh2mcn 100k02l c3 22uf 25v 1210 e9 hgnd u4 ltc3105edd 1 7 8 6 11 10 4 3 9 2 5 fb sw pgood vin gnd aux shdn fbldo vout ldo mppc r11 nopop u3 ltc3108ede 12 10 4 1 11 9 2 3 8 7 5 6 13 sw c1 vout2 vaux c2 vout2_en vstore vout vs1 vs2 vldo pgd gnd jp2 vout_ltc3108 r27 0 r25 549k c28 0.1uf 16v c18 1uf 6.3v r2 nopop jp7 t1 lpr6235-752sml 2 1 3 4 l2 10uh 744031100 q3 zxmn2f30fh 3 1 2 d2 1n5819hw opt sod-123 2 1 e10 vmcu co15 100uf 6.3v 1210 20% c9 opt co3 100uf 6.3v 1210 20% jp3 vout_ltc3105 r8 0 r5 0 co9 100uf 6.3v 1210 20% tp6 bgnd r34 40.2k c4 4.7uf 6.3v r28 0 c26 100uf 6.3v 1210 20% + c13 220uf d2e case c2 100uf 6.3v 1210 20% co5 100uf 6.3v 1210 20% q1 zxmn2f30fh 3 1 2 r24 1.1m e14 bgnd r3 0 r13 499k
5 5 4 4 3 3 2 2 1 1 d d c c b b a a opt 2 demo circuit 2042a 22 energy harvesting multi-source demoboard n/a bs nc 12 - 12 - 12 size date: ic no. rev. sheet of title: approvals pcb des. app eng. technology fax: (408)434-0507 milpitas, ca 95035 phone: (408)432-1900 1630 mccarthy blvd. ltc confidential-for customer use only 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 sign ificantly af fect circuit performance or reliability. contact linear technology applications engineering for assistance. this circuit is proprietary to linear technology and schematic supplied for use with linear technology parts. scale = none www.linear.com vin_ltc3105 vin_ltc3459 bgnd vin_ltc3108 pz1 pz2 vin_ltc3588-1 vin_ltc3108 pz1 pz2 vin_ltc3588-1 vin_ltc3459 vin_ltc3105 bgnd j4 transducer connector vertical smh-106-02-l-d-12 1 2 3 4 5 6 7 8 9 10 11 12 vin_ltc3459 gnd vin_ltc3105 gnd vin_ltc3108 gnd vin_ltc3588-1 gnd pz1 gnd pz2 key j3 transducer connector horizontal smh-106-02-l-d-12 1 2 3 4 5 6 7 8 9 10 11 12 vin_ltc3459 gnd vin_ltc3105 gnd vin_ltc3108 gnd vin_ltc3588-1 gnd pz1 gnd pz2 key
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