Datasheet
Table Of Contents
- XTR108EVM-USB Evaluation Board and Software Tutorial
- 1 Overview
- 2 Hardware Overview
- 3 Hardware Setup
- 3.1 Electrostatic Discharge Warning
- 3.2 Connecting the Hardware
- 3.3 Connecting Power and USB to the USB DAQ Platform
- 3.4 Connecting Loop Power Supply to the XTR108EVM-USB Interface Board
- 3.5 Connecting Outputs to a Digital Multimeter (DMM)
- 3.6 USB DAQ Platform Default Jumper Settings
- 3.7 XTR108EVM-USB Interface Board Default Jumper Settings
- 3.8 XTR108EVM-USB Sensor Board Default Jumper Settings
- 4 Software Setup
- 5 Software Overview
- 6 General Operating Tips
- 7 Hardware Documentation
- 8 Appendix
- Important Notices

Hardware Documentation
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7.3 Bill of Materials (BOM)
Table 28 gives the XTR108EVM-USB Interface Board bill of materials. Table 29 gives the XTR108EVM-USB Sensor Board bill of materials.
Table 28. XTR108EVM-USB Interface Board Bill of Materials
Qty Value Ref Des Description Vendor Part Number
1 10µF C1 CAP CERAMIC 10UF 10V 0603 X5R ±20% TDK Corporation C1608X5R1A106M
3 0.1µF C2-C4 CAP .10UF 16V CERAMIC X7R 0603 Yageo CC0603KRX7R7BB104
8 4.7kΩ R1-R8 RES 4.70K OHM 1/10W 1% 0603 SMD ±100ppm/°C Panasonic - ECG ERJ-3EKF4701V
4 10Ω R9-R12 RES 10.0 OHM 1/10W 0.1% 0603 Vishay/Dale TNPW060310R0BEEA
8 510Ω R13-R20 RES 510 OHM 1/10W 1% 0603 SMD ±100ppm/°C Panasonic - ECG ERJ-3EKF5100V
1 4.99kΩ R21 RES 4.99K OHM 1/10W 1% 0603 SMD Panasonic - ECG ERJ-3EKF4991V
6 100Ω R31-R36 RES 100 OHM 1/10W 1% 0603 SMD ±100ppm/°C Panasonic - ECG ERJ-3EKF1000V
0 OMIT R22-R30 Omit; not installed N/A N/A
500Ω
3 POT1, POT3, POT5 POT 500 OHM 3/8" SQ CERM SL MT Bourns Inc 3296Y-1-501LF
Potentiometer
3 10Ω Potentiometer POT2, POT4, POT6 POT 10 OHM 3/8" SQ CERM SL MT Bourns Inc 3296Y-1-100LF
1 TVS Diode D0 TRANSIL 400W 6V UNIDIR SMA STMicroelectronics SMAJ6.0A-TR
8 LED (Red) D1-D8 LED RED HI BRT SS TYPE LO CUR SM Panasonic - SSG LNJ208R8ARA
LOW SIGNAL RELAYS - PCB 1A 4.5VDC DPDT
10 TXS2SS-4.5V K1, K2, K3_1-K3_3, K4- K8 Panasonic Electric Works TXS2SS-4.5V
NON-LATCHING SMD
1 ULN2803 U1 IC DUAL TRANS ARRAY HV 18-SOIC Texas Instruments ULN2803ADW
3 BAT754S U2-U4 DIODE SCHOTTKY 30V 200MA SOT-23 NXP Semiconductors BAT754S,215
1 SN74AHC1G04 U5 IC SINGLE INVERTER GATE SOT23-5 Texas Instruments SN74AHC1G04DBVR
2 SN74AHC1G08 U6, U7 IC SGL 2IN POS-AND GATE SOT23-5 Texas Instruments SN74AHC1G08DBVR
1 DSUB15F J1 CONN DB15 FEMAL .318" R/A NICKEL Norcomp Inc 182-015-213R531
3 2-pin Terminal J2-J4 TERMINAL BLOCK 5MM 2POS On Shore Technology Inc ED300/2
1 DSUB25M J5 CONN D-SUB RCPT R/A 25POS 30GOLD Tyco Electronics 5747846-4
1 DSUB25F J6 CONN D-SUB PLUG R/A 25POS 30GOLD Tyco Electronics 5747842-4
2 3-pin Terminal J7, J8 TERMINAL BLOCK 5MM 3POS On Shore Technology Inc ED300/3
2 8-position Header TPG1, TPG2 CONN HEADER 8POS .100" SGL GOLD Samtec TSW-108-07-G-S
GND, GND1, GND2, Rz, RTD, Io+, Io–, Loop Supply+, Loop
17 TP Cut to Size CONN. HEADER .100 SNGL 1POS Samtec TSW-101-07-G-S
Supply–, Vo+, Vo–, CS1, SCK, DIO, Rcm, GND, Vcc
3 3-position Jumper JMP1-JMP3 CONN HEADER .100 SNGL 3POS Samtec TSW-103-07-G-S
3 Jumper Shunts JMP1-JMP3 JUMPER SHORTING UNITS Tyco Electronics 881545-2
BANANA AND BINDING POST CONNECTORS
3 Banana Plug (Red) I(F), HI(S), HI(F) Emerson/Johnson 111-0702-001
BINDING POST RED
Banana Plug BANANA AND BINDING POST CONNECTORS
2 LO(S), LO(F) Emerson/Johnson 111-0703-001
(Black) BINDING POST BLACK
4 Screws N/A SCREW MACHINE PHILLIPS 4-40X3/8 B&F Fastener Supply PMS 440 0038 PH
4 Standoffs N/A STANDOFF HEX 4-40THR ALUM .500"L Keystone Electronics 2203
50
XTR108EVM-USB Evaluation Board and Software Tutorial SBOU123–March 2012
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