Pololu Corporation 4104
- Part No.:
- 4104
- Manufacturer:
- Pololu Corporation
- Category:
- Sensor Evaluation Boards
- Package:
- Datasheet:
-
4104.pdf
- Description:
- QTR-HD-04RC REF ARRAY 4CHNL
- Quantity:
- Payment:

- Shipping:

Inventory:103
Please send an inquiry. Send us your inquiry, and we will respond immediately.
4104 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Pololu Corporation
- Series:
- -
- Packaging:
- Bulk
- Product Status:
- Active
- Sensor Type:
- Phototransistor
- Sensing Range:
- 5mm ~ 30mm
- Interface:
- Digital
- Sensitivity:
- -
- Voltage - Supply:
- 2.9V ~ 5.5V
- Embedded:
- Yes
- Contents:
- Board(s), Accessories
- Utilized IC / Part:
- QTR-HD-04RC
4104 FAQ
1.How can I place an order for 4104 through Aetrix?
Please submit a Request for Quotation (RFQ) for 4104 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for 4104 reliable?
The price and inventory of 4104 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for 4104 is usually 5 days.
3.What payment methods are accepted for 4104?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for 4104 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for 4104?
4104 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your 4104 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for 4104?
For technical support, including 4104 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your 4104 requirements.
6.How does Aetrix verify that 4104 is sourced from the original manufacturer or authorized distributors?
All 4104 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that 4104 meets industry standards.
7.What is the process for return or replacement of 4104?
All 4104 units undergo pre-shipment inspection (PSI). If there is an issue with 4104, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The 4104 part is unused and in its original packaging.
Return procedure for 4104:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
4104 Tags
-
1782
Adafruit Industries LLC

-
SEN0142
DFRobot

-
2857
Adafruit Industries LLC

-
3316
Adafruit Industries LLC

-
2652
Adafruit Industries LLC

-
3317
Adafruit Industries LLC

-
163
Adafruit Industries LLC

-
SEN-09269
SparkFun Electronics

-
3709
Adafruit Industries LLC

-
1018
Adafruit Industries LLC

-
VL53L5CX-SATEL
STMicroelectronics
-
3387
Adafruit Industries LLC
Tech Hub
Hall effect sensor guide covering working principle, linear and digital sensors, Arduino circuits, current sensing, speed detection, automotive applications, A3144 examples, signal filtering and datash…
Product Change Notification guide for electronic components, covering PCN meaning, PCN vs PDN/EOL, common change types, risk levels, form-fit-function review, engineering validation, BOM control, LTB/L…
A practical guide to blend door actuators, covering HVAC function, symptoms, location, AC and heater issues, reset and calibration, replacement cost, electrical diagnosis, compatibility checks, and rep…
Engineering guide to Raspberry Pi alternatives, covering chip-level differences, Orange Pi, ROCK, Jetson, Banana Pi, NanoPi, Compute Module, Pico, GPIO, camera, HAT compatibility, and replacement risks…
Engineering guide to dynamic load response testing for high-current buck converters, covering load step setup, slew rate, Vcore undershoot, overshoot, recovery time, probe location, output capacitors a…
Engineering guide to output capacitor selection for ASIC Vcore rails, covering bulk capacitors, polymer capacitors, MLCC decoupling, DC bias, ESR, ESL, placement, transient response and substitution ri…
Engineering guide to high-current ASIC Vcore rails, covering 12-phase buck architecture, PMBus control, dynamic load testing, output capacitor networks, smart power stage selection, thermal design and …
Voltage regulator guide covering linear, LDO, 7805, Zener, adjustable, buck, VRM and alternator regulators, with design checks, testing methods, troubleshooting and datasheet-based selection.
Amplifier guide covering voltage, current and power amplification, gain, feedback, amplifier classes, audio and RF applications, op-amp circuits, transimpedance amplifiers, datasheet selection and trou…
Machine vision system guide covering components, inspection workflow, camera and lens selection, FOV, pixel resolution, motion blur, strobe lighting, bandwidth, 2D/3D vision, integration, troubleshooti…
