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WURTH ELEKTRONIK 1541021NCA170 SMT Phototransistor Sideview

The Würth Elektronik 1541021NCA170 is a compact, sideview surface-mount phototransistor designed for a wide range of electronic applications. Its black lens provides excellent light absorption, while its NPN transistor configuration enables sensitive light detection. Suitable for general electronic equipment, this component is not intended for use in safety-critical applications without proper evaluation and agreement. It operates within a temperature range of -40°C to +85°C and is RoHS compliant, ensuring environmental responsibility. The phototransistor's spectral sensitivity and current characteristics make it ideal for light-sensing circuits, optical switches, and other light-dependent applications.

Authorized Distributors
Source:Newark
Part No:1541021NCA170
Stock:3526
Inv Date:06-12-2026
Price: Unit price: $0.694
Buy/RFQ:
Source:DigiKey
Part No:1541021NCA170
Stock:3330
Inv Date:06-12-2026
Price: Unit price: $0.62
Buy/RFQ:
Part No:1541021NCA170
Stock:6214
Inv Date:06-12-2026
Price: Unit price: $0.62
Buy/RFQ:

WURTH ELEKTRONIK 1541021NCA170 SMT Phototransistor Sideview Specifications:

  • Dimensions: 2.4 ±0.1 mm, 1.7 ±0.1 mm, 0.6 ±0.1 mm, 0.3 typ., 0.4 typ.
  • Recommended Land Pattern: 0.35 mm, 0.65 mm, 0.6 mm, 0.84 mm
  • Power Dissipation: 150 mW
  • Collector Emitter Voltage: 35 V
  • Emitter Collector Voltage: 5 V
  • Continuous Collector Current: 20 mA
  • ESD Threshold Human Body: 2000 V
  • Chip Technology: Si
  • Polarity: NPN Phototransistor
  • Lens Type: Black
  • Operating Temperature: -40 up to +85 °C
  • Storage Conditions in Original Packaging: < 40 °C ; < 90 % RH
  • Storage Conditions for Single Parts: -40 up to +100 °C
  • Moisture Sensitivity Level MSL: 3
  • Wavelength of Peak Sensitivity: 940 nm
  • Range of Spectral Bandwidth: 700-1100 nm
  • Collector Current: 0.5-1 mA
  • Collector-Emitter Dark Current: <100 nA
  • Viewing Angle Phi 0°: 110°

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You can download the 1541021NCA170 datasheet or visit the WURTH ELEKTRONIK website for support.

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WURTH ELEKTRONIK

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