DC1605B - Schematic

-
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
Similar pages