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WURTH ELEKTRONIK 1541201NEA400 Optoelectronic Sensor

The WL-STCB SMT Phototransistor is a black-chip NPN phototransistor with a sensitivity peak at 940 nm, spectral bandwidth from 700 to 1100 nm, and maximum collector current of 1.2 mA at 940 nm. It operates efficiently within -40°C to +85°C ambient temperature, with a dark current of 100 nA at VCE = 20 V and a viewing angle of 140°. Designed for precise optical detection in electronic systems, it features a compact package, is compliant with safety standards, and suitable for industrial optoelectronic applications requiring reliable light sensing and signal conversion.

Authorized Distributors
Source:Newark
Part No:1541201NEA400
Stock:510
Inv Date:06-12-2026
Price: Unit price: $0.453
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Source:DigiKey
Part No:1541201NEA400
Stock:3997
Inv Date:06-12-2026
Price: Unit price: $0.44
Buy/RFQ:
Part No:1541201NEA400
Stock:12208
Inv Date:06-12-2026
Price: Unit price: $0.44
Buy/RFQ:

WURTH ELEKTRONIK 1541201NEA400 Optoelectronic Sensor Specifications:

  • Wavelength of Peak Sensitivity: 940 nm
  • Spectral Bandwidth: 700 - 1100 nm
  • Collector Current: 1.2 mA at VEE = 5V
  • Dark Current: 100 nA at VCE = 20V
  • Viewing Angle: 140°
  • Operating Temperature: -40°C to +85°C
  • Storage Temperature: -40°C to +100°C
  • Moisture Sensitivity Level: 3
  • Package: Black-chip SMT
  • Max ESD Threshold/Human Body Model: 2000 V
  • Storage Conditions: <40°C, <90% RH in original packaging
  • Schematic Scale: 10:1
  • Chip Material: Silicon
  • Polarity: NPN
  • Polarity: NPN phototransistor
  • Optical Properties: Peak at 940 nm, bandwidth 700–1100 nm

Buy the Wirth Elektronik 1541201NEA400 – Reliable SMT Phototransistor for Industrial Applications

Purchase the Wirth Elektronik SMT Phototransistor online today to ensure high reliability, precise optical detection, and optimal performance in your industrial and electronic systems. Designed to operate seamlessly within a wide temperature range from -40°C to +85°C, this compact, black-chip NPN phototransistor offers peak sensitivity at 940 nm, spectral bandwidth from 700 to 1100 nm, and minimal dark current, making it ideal for applications requiring accurate light sensing and signal conversion. Secure your supply now for reliable, long-term operation in demanding environments.

Get Wirth Elektronik 1541201NEA400 today—built for precise optical sensing and long-lasting durability in industrial electronics.

Frequently Asked Questions

Where can I buy WURTH ELEKTRONIK 1541201NEA400?

You can click on the BUY or RFQ button to purchase 1541201NEA400 from an authorized WURTH ELEKTRONIK distributor.

How do I troubleshoot issues or seek technical support for part 1541201NEA400?

You can download the 1541201NEA400 datasheet or visit the WURTH ELEKTRONIK website for support.

Who is the manufacturer of 1541201NEA400?

WURTH ELEKTRONIK

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