myMectronic
myMectronic

A Premier B2B Part Search

Vishay BPW77NB High-Sensitivity Phototransistor

The BPW77NB is a high-sensitivity silicon NPN phototransistor housed in a hermetically sealed TO-18 package with a glass lens and base terminal. It is responsive to visible and near-infrared radiation, making it ideal for electronic control and drive circuit detection. Featuring fast response times and a half sensitivity angle of ±10°, it is suitable for sensing, instrumentation, automation, and process control. Its robust design ensures reliable performance in various industrial applications, with RoHS compliance confirming environmental standards.

Authorized Distributors
Source:DigiKey
Part No:BPW77NB
Stock:799
Inv Date:06-09-2026
Price: Unit price: $3.74
Buy/RFQ:
Part No:BPW77NB
Stock:1060
Inv Date:06-10-2026
Price: Unit price: $3.66
Buy/RFQ:
Part No:BPW77NB
Stock:0
Inv Date:06-09-2026
Price: Unit price: $1.57
Buy/RFQ:
Source:Arrow EU
Part No:BPW77NB
Stock:12000
Inv Date:06-10-2026
Price: N/A
Buy/RFQ:
Part No:BPW77NB
Stock:8
Inv Date:06-10-2026
Price: N/A
Buy/RFQ:

Vishay BPW77NB High-Sensitivity Phototransistor Specifications:

  • Package type: TO-18 hermetically sealed
  • Dimensions: 4.7 mm length
  • Material: Glass lens, silicon NPN transducer
  • Wavelength of peak sensitivity: 850 nm
  • Spectral bandwidth: 450 to 1080 nm
  • Collector base voltage: 80 V
  • Collector emitter voltage: 70 V
  • Emitter base voltage: 5 V
  • Collector current: 50 mA, peak 100 mA
  • Power dissipation: 250 mW at 25°C
  • Junction temperature: 125°C
  • Operating & storage temperature: -40°C to +125°C
  • Response time: Turn-on 6 μs, turn-off 5 μs
  • Capacitance: 6 pF at 5 V
  • Angle of half sensitivity: ±10°
  • Hermetically sealed in glass lens package
  • RoHS compliant, lead-free

Buy the Vishay Series BPW77 Phototransistor: BPW77NB

Order the Vishay BPW77NB high-sensitivity silicon NPN phototransistor online today and enhance your sensing and automation projects. This hermetically sealed device offers fast response times, broad spectral sensitivity from 450 to 1080 nm, and high radiant sensitivity, making it perfect for electronic controls, detectors, and instrumentation. Its compact TO-18 package ensures reliable performance with minimal footprint. With RoHS compliance and lead-free materials, this phototransistor guarantees environmental safety and industry-standard quality. Secure your supply and improve system reliability by purchasing online now, with prompt delivery and expert support.

Buy Vishay BPW77NB high-sensitivity phototransistor now and experience reliable, fast-responding optical sensing for your electronic control and automation needs.

Frequently Asked Questions

Where can I buy Vishay BPW77NB?

You can click on the BUY or RFQ button to purchase BPW77NB from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part BPW77NB?

You can download the BPW77NB datasheet or visit the Vishay website for support.

Who is the manufacturer of BPW77NB?

Vishay

Vishay Part List

Browse and search other Vishay parts, locate datasheets and stock

Sponsored by