Product Overview
The AEDR-8300 series is a compact, surface-mount optical encoder utilizing reflective technology for motion control. It integrates an LED light source and photo-detecting circuitry in a single package, offering single-channel incremental or two-channel quadrature outputs compatible with TTL. This series provides design flexibility and easy integration into various systems. Available in multiple resolutions, it is suitable for high-volume applications where space and weight are critical, such as printers, copiers, card readers, and consumer products.
Product Attributes
- Brand: AEDR
- Technology: Reflective Optical Encoder
- Package Type: Surface Mount Small Outline Leadless
- Output Compatibility: TTL
- Operating Temperature: -20C to 85C
- Moisture Sensitive Level (MSL): 3
Technical Specifications
| Parameter | Symbol | Min. | Typ. | Max. | Units | Notes |
| Recommended Operating Conditions | ||||||
| Temperature | TA | -20 | 25 | 85 | C | |
| Supply Voltage | VCC | 4.5 | 5 | 5.5 | V | Ripple< 100mVp-p |
| LED Current | ILED | 15 | mA | See note 1 | ||
| Load Capacitance | CL | 100 | pF | 2.7 kW Pull-Up | ||
| Count Frequency | f | 30 | kHz | AEDR-83X0-K/P/Q See Note 2 | ||
| Count Frequency | f | 15 | kHz | AEDR-8310-V | ||
| Radial Misalignment | ER | 0.38 | mm (in.) | (0.015) | ||
| Tangential Misalignment | ET | 0.38 | mm (in.) | (0.015) | ||
| Angular Misalignment | EA | 0 | 1.5 | deg. | ||
| Codewheel/strip tilt | CT | 0 | 1 | deg. | ||
| Codewheel/strip Gap | G | 1.0 (0.04) | 2.5 (0.10) | mm (in.) | ||
| Absolute Maximum Ratings | ||||||
| Storage Temperature | TS | -40 | 85 | C | ||
| Operating Temperature | TA | -20 | 85 | C | ||
| Supply Voltage | VCC | -0.5 | 7 | V | ||
| Output Voltage | VO | -0.5 | VCC | V | ||
| Output Current per Channel | IOUT | -1.0 | 8 | mA | ||
| Encoding Characteristics | ||||||
| Pulse Width Error | P | 15 | 55 | e | AEDR-8310-K | |
| Pulse Width Error | P | 16 | 75 | e | AEDR-8310-V | |
| Pulse Width Error | P | 15, 25 | 55, 75 | e | AEDR-8300-K (Ch.A, Ch. B) | |
| Pulse Width Error | P | 16 | 75 | e | AEDR-8300-P | |
| Pulse Width Error | P | 16 | 75 | e | AEDR-8300-Q | |
| Phase Error | 12 | 60 | e | AEDR-8300-K | ||
| Phase Error | 10 | 60 | e | AEDR-8300-P | ||
| Phase Error | 10 | 60 | e | AEDR-8300-Q | ||
| Electrical Characteristics | ||||||
| Detector Supply Current | ICC | 2.2 | 5.0 | mA | ||
| High Level Output Voltage | VOH | 2.4 | V | IOH = 0.2 mA | ||
| Low Level Output Voltage | VOL | 0.4 | V | IOL = 8.0 mA | ||
| Rise Time | tr | 500 | ns | CL = 25 pF, RL = 2.7 kW | ||
| Fall Time | tf | 100 | ns | CL = 25 pF, RL = 2.7 kW | ||
| Recommended Codewheel and Codestrip Characteristics | ||||||
| Window/bar Ratio | Ww/Wb | 0.9 | 1.1 | |||
| Window/bar Length | LW | 1.80 (0.071) | 2.31 (0.091) | mm (inches) | ||
| Specular Reflectance | Rf | 60 | 85 | % | Reflective area. | |
| Non-reflective area | 10 | % | ||||
| Line Density | LPmm (LPI) | 1.42 (36) | 1.42 (36) | lines/mm (inch) | AEDR-8310-V | |
| Line Density | LPmm (LPI) | 2.95 (75) | 2.95 (75) | lines/mm (inch) | AEDR-8310-K, AEDR-8300-K | |
| Line Density | LPmm (LPI) | 5.91 (150) | 5.91 (150) | lines/mm (inch) | AEDR-8300-P | |
| Line Density | LPmm (LPI) | 7.09 (180) | 7.09 (180) | lines/mm (inch) | AEDR-8300-Q | |
| Optical Radius | Rop | 11 | mm | Recommended value | ||
2412111058_Broadcom-AEDR-8300-1K2_C17569067.pdf
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