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Bourns ENT1JD28L00100L Quadrature Optical Encoder

The Bourns ENT1J-D28-L00100L is a precision rotary optical encoder designed for applications requiring accurate angular position feedback. It utilizes a two-channel quadrature output to provide directional information, with a resolution up to 256 pulses per revolution (PPR). The encoder's compact size, combined with options for ball bearing support (up to 3000 rpm) and various bushing configurations, makes it suitable for a wide range of industrial and commercial applications, including robotics, automation, and instrumentation. It is RoHS compliant and offers long life and reliable performance.

Authorized Distributors
Source:DigiKey
Part No:ENT1J-D28-L00100L
Stock:5
Inv Date:05-28-2026
Price: Unit price: $73.14
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Part No:ENT1J-D28-L00100L
Stock:0
Inv Date:05-29-2026
Price: Unit price: $47.9
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Part No:ENT1J-D28-L00100L
Stock:0
Inv Date:05-28-2026
Price: Unit price: $80.08
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Part No:ENT1J-D28-L00100L
Stock:1
Inv Date:05-28-2026
Price: Unit price: $46.34
Buy/RFQ:
Part No:ENT1J-D28-L00100L
Stock:1
Inv Date:05-28-2026
Price: Unit price: $46.34
Buy/RFQ:

Bourns ENT1JD28L00100L Quadrature Optical Encoder Specifications:

  • Resolution: 25 to 256 cycles per revolution
  • Insulation Resistance: 1,000 megohms
  • Electrical Travel: Continuous
  • Supply Voltage: 5.0 VDC ±0.25 VDC
  • Supply Current: 26 mA maximum
  • Output Voltage Low: 0.8 V maximum
  • Output Voltage High: 4 V minimum
  • Output Current Low: 25 mA minimum
  • Rise/Fall Time: 200 ns (typical)
  • Shaft RPM (Ball Bearing): 3,000 rpm maximum
  • Power Consumption: 136 mW maximum
  • Pulse Width (Electrical Degrees, Each Channel): 180 º ±45 º typ.
  • Pulse Width (Index Channel): 360 º ±90 º
  • Phase (Electrical Degrees, Channel A to Channel B): 90 º ±45 º typ.
  • Operating Temperature Range: -40 ºC to +75 ºC
  • Storage Temperature Range: -40 °C to +85 °C
  • Mechanical Angle: 360 °
  • Continuous Torque (A & C Bushings): 1 N-cm (1.5 oz-in.) maximum
  • Continuous Torque (W, S & T Bushings): 0.07 N-cm (0.1 oz-in.) maximum
  • Mounting Torque: 1.7 to 2.0 N-m (15 to 18 lb.-in.) maximum
  • Shaft End Play: 0.30 mm (0.012 ”) T.I.R. maximum
  • Shaft Radial Play: 0.12 mm (0.005 ”) T.I.R. maximum
  • Weight: 11 gms. (0.4 oz.)

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You can download the ENT1JD28L00100L datasheet or visit the Bourns website for support.

Who is the manufacturer of ENT1JD28L00100L?

Bourns

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