op-amp for photodiode signal amplification  (Texas Instruments)

Journal: HardwareX

Article Title: A low-cost, wearable, do-it-yourself functional near-infrared spectroscopy (DIY-fNIRS) headband

doi: 10.1016/j.ohx.2021.e00204

Figure Lengend Snippet: List of Electronic Subcomponents

Article Snippet: U6 , Op-Amp for photodiode signal amplification , Texas Instruments , OPA2377 , 1 , $ 1.60 , $ 1.60.

Techniques: Control, Amplification, MicroChIP Assay, Battery

Journal: HardwareX

Article Title: A low-cost, wearable, do-it-yourself functional near-infrared spectroscopy (DIY-fNIRS) headband

doi: 10.1016/j.ohx.2021.e00204

Figure Lengend Snippet: List of Electronic Subcomponents

Article Snippet: Designator on PCB Description Manufacturer Part Number Qty Unit Cost Total Cost C1, C2 100 pF capacitor KEMET C0603C101J3GACTU 2 $ 0.15 $ 0.30 C3, C4, C5, C6 18 pF capacitor Vishay Vitramon VJ0603A180JXACW1BC 6 $ 0.12 $ 0.72 C7, C8 12 pF capacitor Yageo CC0603JRNPO0BN120 2 $ 0.10 $ 0.20 C9, C13, C17 1 uF capacitor Vishay Vitramon VJ0603Y104KXAAC 3 $ 0.34 $ 1.02 C10, C11, C15, C16 18 pF capacitor Vishay Vitramon VJ0603A180JXACW1BC 2 $ 0.12 $ 0.24 C12 0.1 uF capacitor Vishay Vitramon VJ0603Y104KXAAC 1 $ 0.34 $ 0.34 C14 1 nF capacitor KEMET C0603C102K4RECAUTO 1 $ 0.19 $ 0.19 D1, D2, D3, D4 Photodiode Vishay VBPW34S 5 $ 1.19 $ 5.95 D5 850 nm LED source Wurth 15412085A3060 1 $ 0.53 $ 0.53 D6 740 nm LED source Marktech MTSM0074-843-IR 1 $ 3.45 $ 3.45 J1 2.54 mm pitch male headers for assembling programming pins Samtec Inc. TSW-150-07-T-S 9 $ 2.18 $ 19.62 J2 10-pin FFC cable connector Molex 522071033 2 $ 1.16 $ 2.32 R1 1 MOhm resistor Yageo RC0603FR-071ML 1 $ 0.10 $ 0.10 R2 5.1 MOhm resistor Yageo RC0603JR-075M1L 1 $ 0.10 $ 0.10 R3 20 MOhm resistor Vishay Dale CRCW060320M0JPEAHR 1 $ 0.48 $ 0.48 R4 50 MOhm resistor Stackpole Electronics HMC0603JT50M0 1 $ 0.42 $ 0.42 R5, R6, R10 47 kOhm resistor Panasonic Electronic Components ERJ-3GEYJ473V 4 $ 0.10 $ 0.40 R7, R9 200 Ohm resistor Panasonic Electronic Components ERJ-1GN0R00C 2 $ 0.10 $ 0.20 R8, R18 0 Ohm resistor Stackpole Electronics Inc. RMCF0603ZT0R00 2 $ 0.10 $ 0.20 U1, U4 Op-Amp for LED controller microcontroller Texas Instruments OPA2380 2 $ 2.41 $ 4.82 U2 Clock timer microcontroller Texas Instruments MSP430F2001 1 $ 1.38 $ 1.38 U3 LED intensity control microcontroller Texas instruments MSP430FG6626 1 $ 10.89 $ 10.89 U5 LDO voltage regulator Texas Instruments TPS73630DBVT 1 $ 2.30 $ 2.30 U6 Op-Amp for photodiode signal amplification Texas Instruments OPA2377 1 $ 1.60 $ 1.60 U7 Data acquisition microcontroller Texas Instruments MSP430F5438AIPZR 1 $ 7.01 $ 7.01 U8 Bluetooth 2.1 classic module Microchip Technology RN42N-I/RM 1 $ 15.73 $ 15.73 X2, X3 18 MHz crystal Citizen Finedevice Co Ltd HC-49/U-S18000000ABJB 2 $ 0.66 $ 1.32 W1 6 pos 10” FFC cable with 1.00 mm pitch Assmann WSW Components AFFC-100-06-254-11 2 $2.27 $ 4.54 W2 10 pos 4” FFC cable with 1.00 mm pitch Molex 152670251 1 $1.86 $ 1.86 B1 Lithium-Polymer battery Adafruit Industries 1578 1 $7.95 $ 7.95 B2 LiPo charger SparkFun Electronics PRT-10217 1 $8.95 $ 8.95 PCB Single PCB to be cut and separated into pieces ExpressPCB Miniboard Pro 1 $100.00 $ 100.00 Total Electronics Related Costs $204.83 Open in a separate window List of Electronic Subcomponents

Techniques: Control, Amplification, MicroChIP Assay, Battery