5 4 3 2 1 REVISION HISTORY ECO ENABLE INDICATORS 1 3 1 2 Q2 DMG1012T 1 VDD_5V RSTB ALERTB EN3 VDD_5V GLOBAL_ONB R22 100k 3 2 FAULTB GLOBAL_ONB SDA VDD_5V SPCLK C 3 VDD_5V 2 1 5 C17 0.1uF VDD 1 2 3 4 ASEL2 HI HI-Z LOW JP1 JP2 VDD 1 2 3 4 ASEL3 HI HI-Z LOW VDD ASEL1 6 ASEL2 7 ASEL3 8 VPWR ON V1 EN1 ASEL1 V2 EN2 ASEL2 ASEL3 V3 EN3 1 2 3 4 V4 EN4 JP3 22 WP E30 1 MARGB WP 1 2 3 DIS EN R23 3.01k SPCLK SHARE_CLK ALERTB FAULTB RSTB SDA SCL ON VDD V5 EN5 WP MARGB V6 EN6 A SW3 JS202011CQN NOTE: UNLESS OTHERWISE SPECIFIED 4 5 6 1 2 3 OFF 1. ALL RESISTORS ARE IN OHM, 0402. 2. ALL CAPACITORS ARE IN MICROFARAD, 0603. SHARE_CLK R26 100k R27 10k R28 10k E2 E3 RSTB E4 E5 E6 SPCLK SHARE_CLK ALERTB SDA SCL B V1 EN1 27 10 V2 EN2 26 11 V3 EN3 25 12 V4 EN4 24 13 V5 EN5 23 14 V6 EN6 E7 E8 CUSTOMER NOTICE V2 E9 E10 E11 E12 E13 E14 E15 E16 E17 E18 E19 E20 V3 V4 V5 V6 EN1 EN2 EN3 EN4 EN5 EN6 SDA SCL APPROVALS LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS; HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO PCB DES. VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APP ENG. APPLICATION. COMPONENT SUBSTITUTION AND PRINTED CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFORMANCE OR RELIABILITY. CONTACT LINEAR TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE. 3 R25 100k FAULTB ALERTB 28 9 THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS. 4 TST FAULTB RSTB V1 MARGIN R24 100k 20 21 15 16 17 18 19 JP4 E31 NORM SPCLK LTC2937 VDD_5V E1 ASEL1 5 2 4 6 8 10 12 14 16 18 20 2 4 6 8 10 12 14 16 18 20 2 VDD U1 C2 2.2uF 3 Q7 DMG1012T HI HI-Z LOW MARGB 1 3 5 7 9 11 13 15 17 19 JP5 VDD VDD_5V C4 0.01uF WP 3 2 VDD R21 100k ON SPCLK EN6 1 2 3 4 B VDD_5V SK2X10-100-R 1 2 2 VDD_5V 2 C3 0.01uF R20 374k D V3_TEST 6 1 9 GND EP KILL PDT PB SW2 PTS635SL25SMTR 5 VDD_5V Q6 DMG1012T EN5 EP INT 3 ONT 2 2 1 1 3 5 7 9 11 13 15 17 19 12V SCL SHARE_CLK PB_ENB GND SEQUENCE UP/DOWN 8 1 EN4 FAULTB GLOBAL_ONB SDA 29 EN/EN 7 2 LTC2954IDDB-2 VIN 1 PB_EN LED11 GREEN U4 RSTB ALERTB R17 100k EN6 LED10 GREEN Q5 DMG1012T 2 4 6 8 10 12 14 16 18 20 2 4 6 8 10 12 14 16 18 20 J2 R16 3.01k EN5 LED9 GREEN Q4 DMG1012T 1 VDD_5V R19 100k R15 100k 1 1 VDD_5V R18 3.01k 4 R14 3.01k EN4 LED8 GREEN 3 2 C C1 0.1uF R13 100k 1 3 5 7 9 11 13 15 17 19 HD2X10-100-R 2 VDD_5V R12 3.01k EN4 VDD_5V 1 3 5 7 9 11 13 15 17 19 12V VDD_5V 1 1 ALERTB FAULT 2 01-19-15 3 FAULTB SW1 PTS635SK25SMTR DATE NATHAN E. SCL SHARE_CLK RSTB 1 APPROVED J1 Q3 DMG1012T EN2 2 EN1 DESCRIPTION 3RD PROTOTYPE R11 100k EN3 LED7 GREEN 3 2 Q1 DMG1012T 2 2 1A 1A 1 R10 3.01k EN2 LED6 GREEN 3 2 74LVC2G07GV R9 100k 1 R8 3.01k EN1 LED5 GREEN 3 VDD_5V 1 R7 100k 1 2 4 2Y 5 VDD_5V R6 3.01k U3 VCC 2Y 2A 74LVC2G07GV 6 1Y VCC GND 4 R5 100k GLOBAL_ONB VDD U2 5 1Y 6 VDD_5V GLOBAL_ON LED4 GREEN 2A VDD R4 3.01k ALERT LED3 RED 2 2 RST LED2 AMBER VDD_5V 1 R3 3.01k 2 FAULT LED1 RED D VDD_5V 1 R2 3.01k 1 1 R1 3.01k VDD_5V 3 2 VDD_5V GND VDD_5V REV __ TECHNOLOGY KIM T. NATHAN E. TITLE: SCHEMATIC PROGRAMMABLE HEX VOLTAGE SUPERVISOR AND SEQUENCER WITH EEPROM SIZE N/A SCALE = NONE 2 1630 McCarthy Blvd. Milpitas, CA 95035 Phone: (408)432-1900 www.linear.com Fax: (408)434-0507 LTC Confidential-For Customer Use Only DATE: IC NO. LTC2937IUHE REV. 3 DEMO CIRCUIT 2313A Monday, January 19, 2015 SHEET 1 1 OF 3 A 5 4 3 2 1 VIN 6V - 14V 12V C6 22uF 25V 0805 2 3 OUT C5 10uF 16V 0805 GND SHDN BYP 4 E22 R34 249 R31 46.4k R32 10k GND 5V C7 0.1uF C8 1uF 16V E32 3.3V R33 9.31k GND E33 IN1 IN1 EN1 CLIM1 CLIM2 EN2 IN2 IN2 OUT1 OUT1 STAT1 WARN1 WARN2 STAT2 OUT2 OUT2 16 15 14 13 12 11 10 9 R29 3.01k C9 10uF 16V 0805 LTC222CS 13 EN4 EN3 EN2 EN1 6 11 14 3 12 4 VDD_5V LED12 GREEN V+ VIN 1 2 3 4 5 6 7 8 S4 S3 S2 S1 WR V- GND VIN VDD_5V LTC4415IMSE 5 V6 12V V2 U8 V1 6 11 14 3 12 4 V+ 13 LTC222CS S4 S3 S2 S1 WR V- D4 D3 D2 D1 IN4 IN3 IN2 IN1 7 10 15 2 V2_D V1_D EN6_D EN5_D 3.3V J6 V6 U9 12V 13 LTC222CS S4 S3 S2 S1 D4 D3 D2 D1 IN4 IN3 IN2 IN1 V5 7 10 15 2 V6_D V5_D V4_D V3_D 8 9 16 1 V4 V3 V2 V1 5 WR V- GND 12 4 V+ 8 VCC 6 11 14 3 GND V6 V5 V4 V3 4 HD2X6-079 24AA02-I SCL SDA WP A2 A1 A0 ARRAY 6 5 7 3 2 1 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53 EN5 EN3 EN1 VDD_5V C10 0.1uF U10 R38 10K EEPROM R37 10K 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 EN6 EN4 EN2 12V C SK2X27-100-R 8 9 16 1 5 5V GND V2 V1 EN6 EN5 ALERTB SCL SDA B 8 9 16 1 EN5 EN3 EN1 VDD_5V C AUXP SDA GND SCL LGKPWR ALERTB GPO_1 OUTEN GPO_2 GND AUXSCL AUXSDA IN4 IN3 IN2 IN1 EN4_D EN3_D EN2_D EN1_D J4 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53 V4 V3 E34 1 2 3 4 5 6 7 8 9 10 11 12 D4 D3 D2 D1 7 10 15 2 V5 R35 1k GND J3 D R30 100k 5 LT1761ES5-5 1 VDD_5V U7 U6 EP E21 GND U5 12V VDD_5V 17 PJ-002AH 2 D1 BAS70-05 1 1 2 1 3 2 6V - 14V VDD_5V 3 J5 D LDO_VIN 12V OPT 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 EN6 EN4 EN2 12V B SK2X27-100-R E23 LDO_DISCONNECTB CUSTOMER NOTICE APPROVALS LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS; HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO PCB DES. VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APP ENG. 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 TECHNOLOGY KIM T. SAL A. TITLE: SCHEMATIC PROGRAMMABLE HEX VOLTAGE SUPERVISOR AND SEQUENCER WITH EEPROM SIZE N/A SCALE = NONE 2 1630 McCarthy Blvd. Milpitas, CA 95035 Phone: (408)432-1900 www.linear.com Fax: (408)434-0507 LTC Confidential-For Customer Use Only DATE: IC NO. LTC2937IUHE REV. 3 DEMO CIRCUIT 2313A Monday, January 19, 2015 SHEET 2 1 OF 3 A 5 4 3 2 1 VDD_5V SHDN GND OUT C11 2.2uF 1 R59 100k 4 Q8 MMBT3904 5 EN2_D 6 R44 200k IN E25 OUT SHDN GND OUT SENSE/ADJ 3 2 C12 2.2uF 1 R42 10k 1 R60 100k VDD_5V CH3 LED15 GREEN OUT GND SENSE/ADJ 2 R49 1.37M 1 C13 2.2uF R61 100k 4 Q10 MMBT3904 6 R52 200k R51 590k 7 5 EN4_D E27 IN OUT SHDN OUT GND SENSE/ADJ 3 2 C14 2.2uF 1 R48 10k 1 R62 100k VDD_5V CH5 LED17 GREEN SENSE/ADJ C15 2.2uF 1 R63 100k 4 Q12 MMBT3904 5 EN6_D 6 R58 200k CUSTOMER NOTICE IN E29 OUT SHDN GND OUT SENSE/ADJ 3 2 C16 2.2uF 1 R56 10k R64 100k APPROVALS LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS; HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO PCB DES. VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APP ENG. 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 1.2V_OUT B 3 2 3 2 1 7 GND OUT 2 U16 LT3008IDC-1.2 LDO_VIN 1 Q13 MMBT3904 2 SHDN 3 R55 10k 2 OUT E28 CH6 LED18 GREEN V6_D 7 6 R57 200k IN EP 4 EN5_D 1.5V_OUT R54 3.01k 1 1 U15 LT3008IDC-1.5 5 1.2V R53 3.01k V5_D LDO_VIN Q11 MMBT3904 VDD_5V EP 1.5V B C 3 2 LDO_VIN 3 2 1 1.8V_OUT LT3008IDC-1.8 2 SHDN R47 10k U14 2 OUT 3 CH4 LED16 GREEN V4_D 7 6 R50 200k E26 IN EP 5 EN3_D 2V_OUT LT3008IDC R46 3.01k 1 1 U13 4 1.8V R45 3.01k V3_D LDO_VIN Q9 MMBT3904 VDD_5V EP 2V C D 3 2 LT3008IDC-2.5 LDO_VIN 3 2 1 7 SENSE/ADJ 2 R41 10k 2.5V_OUT 7 6 R43 200k OUT EP 5 IN E24 3 U12 2 LT3008IDC-3.3 4 EN1_D 3.3V_OUT CH2 LED14 GREEN V2_D EP U11 R40 3.01k 1 1 CH1 LED13 GREEN V1_D D LDO_VIN 2.5V R39 3.01k 2 3.3V VDD_5V 4 3 TECHNOLOGY KIM T. SAL A. TITLE: SCHEMATIC PROGRAMMABLE HEX VOLTAGE SUPERVISOR AND SEQUENCER WITH EEPROM SIZE N/A SCALE = NONE 2 1630 McCarthy Blvd. Milpitas, CA 95035 Phone: (408)432-1900 www.linear.com Fax: (408)434-0507 LTC Confidential-For Customer Use Only DATE: IC NO. LTC2937IUHE REV. 3 DEMO CIRCUIT 2313A Monday, January 19, 2015 SHEET 3 1 OF 3 A