- V1 JP1 3 OPTIONS: JUMPER "INT 5V" FOR INTERNAL POWER, JUMPER "EXT 3.3V" TO APPLY EXTERNAL 3.3V POWER, REMOVE JUMPER FOR EXTERNALLY APPLIED 3.4V-13.9V SUPPLY ON TURRET 1 2 3 6V MAX DAC_CH1 2 R1 MOVE JUMPER TO "EXT" WHEN APPLYING EXTERNAL VOLTAGE 20K VPWR 3 4 +3V3 JP9 10K C1 10nF 1. RESISTORS R1-R6 +/-25ppm. ALL OTHER RESISTORS ARE 1% 0603. 2. ALL CAPACITORS ARE 16V 0603. 3. INTERNAL POWER FOR ADC/DAC/LEDs IS 5.0V +5V ADC_CH0 DIVIDE BY 3 1 2 3 1 +3.3V OUT Test Point INT 5V EXT 3.3V GND JP2 C7 100nF V2 DAC_CH2 1 2 R2 MOVE JUMPER TO "EXT" WHEN APPLYING EXTERNAL VOLTAGE C35 100nF 20K 3 4 ADC_CH1 DIVIDE BY 3 U1 LTC2936_SSOPGN 4 VPWR 3 V1 2 V2 1 V3 24 V4 23 V5 22 V6 GND 10K C2 10nF 1 GND JP3 21 GPI1 20 GPI2 V3 1 2 3 6V MAX DAC_CH3 9 ASEL1 8 ASEL0 20K 3 4 ADC_CH2 DIVIDE BY 3 10K C3 10nF 1 JP8 GND +3V3 MOVE JUMPER TO "EXT" WHEN APPLYING EXTERNAL VOLTAGE +3V3 2 R3 1 2 3 4 1 2 3 4 JP7 GND R13 10k VDD33 5 LED4 R14 10k 2 1 2 3 6V MAX R60 1.5k R61 200k ADC_CH11 14V MAX 13 12 11 10 15 14 GND 1 2 3 C12 10nF R20 604k *** Slave Address *** 0x50 if ASEL1/0=low/low (default) 0x51 if ASEL1/0=low/float 0x52 if ASEL1/0=low/high See demo manual for other combinations. ADC_CH7 R23 100k C13 10nF GND 6V MAX GPI1 6V MAX 20K 3 4 GPIO3 R15 402k ADC_CH3 DIVIDE BY 3 14V MAX ADC_CH9 10K C4 10nF C8 10nF 1 GND SW1 GND R17 200k C10 10nF GND JP5 GND V5 1 2 3 R24 100k C14 10nF 6V MAX 20K R16 402k 3 4 ADC_CH4 DIVIDE BY 3 10K C5 10nF ADC_CH8 GPI2 2 R5 R21 604k GND 6V MAX DAC_CH5 MOVE JUMPER TO "EXT" WHEN APPLYING EXTERNAL VOLTAGE R22 100k 14V MAX 2 R4 MOVE JUMPER TO "EXT" WHEN APPLYING EXTERNAL VOLTAGE ADC_CH6 GPIO2 GND V4 DAC_CH4 R19 604k GND GND 6 JP4 SCL GPIO1 GPIO1 17 GPIO2 16 GPIO3 7 CMP1 CMP2 CMP3 CMP4 CMP5 CMP6 SDA I2C_SCL R62 100k GREEN GND SDA 18 SCL 19 I2C_SDA C9 10nF 1 GND GND JP6 SW2 GND R18 200k JP10 ADC_CH10 1 2 3 4 5 6 C11 10nF CMP1 CMP2 CMP3 CMP4 CMP5 CMP6 GND V6 1 2 3 6V MAX DAC_CH6 2 R6 MOVE JUMPER TO "EXT" WHEN APPLYING EXTERNAL VOLTAGE CUSTOMER NOTICE 20K 3 4 ADC_CH5 DIVIDE BY 3 PCB DES. APP ENG. LTC CONFIDENTIAL FOR CUSTOMER USE ONLY M.P. www.linear.com M.P. LTC2936 PROGRAMMABLE HEX VOLTAGE SUPERVISOR WITH EEPROM 10K C6 10nF 1 B GND SCALE = NONE LTC2936 Demo Circuit 1605B 1 MIKE P. - ADC Section *** Slave Address 0x14 (default) *** CA2=low, CA1=low, CA0=low GND COM REF+ REF- 29 30 35 ADCINP MUXOUTP MUXOUTN ADCINN 25 24 27 26 SDA SCL CA2 CA1 CA0 3 2 38 37 36 NC 5 C15 100nF +5V GND VREF U3 LTC6078 C16 100nF GND V+ 3 2 +INA *** Slave Address 0x22 (default) *** CA2=low, CA1=high, CA0=low C28 100nF 8 VCC F0 GND CH0 CH1 CH2 CH3 CH4 CH5 CH6 CH7 CH8 CH9 CH10 CH11 CH12 CH13 CH14 CH15 OUTA 1 ZERO OHM, 4X R39 6 5 U4 LTC2637CMS 1k -INA -INB OUTB 7 C19 10nF R59 GND 1k +INB V- +5V R31 OPT R32 OPT R33 OPT R34 0 R35 0 R36 0 C17 100nF C27 10nF GND DAC_CH1 +5V GND R58 GND 1 VCC 11 REF VREF C18 100nF 9 SDA 8 SCL 6 CA2 10 CA1 7 CA0 GND GND DAC_CH2 DAC_A DAC_B DAC_C DAC_D 2 3 4 5 DAC_E DAC_F DAC_G DAC_H 12 13 14 15 DAC_CH3 DAC_CH4 DAC_CH5 DAC_CH6 16 GND GND 1 4 6 31 32 33 34 39 7 +5V 28 4 U2 LTC2499 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 ADC_CH0 ADC_CH1 ADC_CH2 ADC_CH3 ADC_CH4 ADC_CH5 ADC_CH6 ADC_CH7 ADC_CH8 ADC_CH9 ADC_CH10 ADC_CH11 ADC_CH12 ADC_CH13 DAC Section +5V GND R49 OPT R50 0 R51 OPT R52 0 R53 OPT R54 0 R40 ZERO OHM, 4X GND 4.096V Ref DO NOT INSTALL: R31, R32, R33 U5 LT6654 1 GND VOUT 6 R38 0 ohm DO NOT INSTALL: R49, R51, R53 GND VREF 2 GND DNC 5 3 DNC R37 0 ohm I2C_SDA C21 1uF +5V VIN 4 I2C_SCL GND GND C20 1uF 5V LDO to power board when +12V power present Diode-OR U8 LTC4415IMSE 2 GND 1210 3 SHDN BYP 4 C34 10nF 0805 +5V (100mA) 1 SDA 2 GND 3 SCL 4 +3.3V(100mA) 5 ALERT 6 GPO_1 7 OUTEN 8 GPO_2 9 GND 10 AUXSCL 11 AUXSDA 12 GND GND R41 10k R42 10k GND GND 1k R46 16 15 14 13 12 11 10 9 +5V C24 10uF/16V R48 3.01k 0805 GND LED5 GREEN GND 1. ALL RESISTORS ARE 1% 0603. 2. ALL CAPACITORS ARE 16V 0603. 3. INTERNAL POWER FOR ADC/DAC/LEDs IS 5.0V GND C25 1uF WP 5 2 GND 3 SDA OUT1 OUT1 STAT1 WARN1 WARN2 STAT2 OUT2 OUT2 GND U7 24AA02 1 SCL CONN_DC1613 249 9.31k I2C_SDA I2C_SCL GND IN1 IN1 EN1 CLIM1 CLIM2 EN2 IN2 IN2 R47 J1 R45 C33 GND 10k GND R44 GND C23 10uF/16V 1 2 3 4 5 6 7 8 2 C22 22uF/25V 49.9k OUT 5 R43 1 IN 100nF 1 3 2 1 U6 LT1761-5 EXP GND GND +12V R63 200k GND ADC_CH12 VCC 4 C26 100nF GND R65 200k ADC_CH13 R66 100k R64 100k CUSTOMER NOTICE PCB DES. APP ENG. LTC CONFIDENTIAL FOR CUSTOMER USE ONLY M.P. www.linear.com M.P. LTC2936 PROGRAMMABLE HEX VOLTAGE SUPERVISOR WITH EEPROM GND GND B SCALE = NONE LTC2936 Demo Circuit 1605B 1 - LEDs for CMP Pins R9 10k +5V R7 3k 1 6 4 1 4 R78 10k R68 1k R76 3k R77 1k 3 1 R67 3k 3 2 5 GND Q9 2N7002DWA 2 1 CMP6 4 Q6 2N7002DWA 2 RED 6 4 LED11 BLUE 6 4 3 2 5 RED 1 CMP3 4 1 GND 6 4 3 2 3 2 6 4 1 GND LED8 BLUE Q3 2N7002DWA Q8 2N7002DWA 2 1 R69 10k 6 4 3 2 5 3 R30 1k 2 4 5 R74 1k +5V LED3 GPIO3 CMP5 RED GND 3 1 Q5 2N7002DWA +5V R29 3k RED R73 3k LED10 BLUE 2 4 5 +5V BLUE R75 10k R11 1k 3 1 CMP2 RED GND R57 10k 4 +5V R10 3k 3 2 3 2 6 4 Q2 2N7002DWA 2 4 5 GND LED7 BLUE 1 GPIO2 Q7 2N7002DWA 2 1 R12 10k R28 1k 3 R27 3k RED 5 +5V LED2 BLUE CMP4 GND +5V 1 Q4 2N7002DWA RED 3 GND R56 10k R71 1k LED9 BLUE 2 4 5 RED 1 CMP1 3 2 3 2 6 4 Q1 2N7002DWA 2 4 5 R70 3k LED6 BLUE 1 GPIO1 RED 6 4 LED1 BLUE R72 10k R8 1k 3 R26 1k 3 1 R25 3k 1 R55 10k +5V 1 +5V 3 LEDs for GPIO Pins GND CUSTOMER NOTICE PCB DES. APP ENG. LTC CONFIDENTIAL FOR CUSTOMER USE ONLY M.P. www.linear.com M.P. LTC2936 PROGRAMMABLE HEX VOLTAGE SUPERVISOR WITH EEPROM B SCALE = NONE LTC2936 DEMO CIRCUIT 1605B