
Optical Sensors - Photodiodes
Optical Sensors - Photodiodes: Classification Introduction
1. Definition of the Classification
Optical Sensors - Photodiodes are semiconductor devices that convert light into an electrical current. They operate based on the photoelectric effect, where incident photons generate electron-hole pairs, resulting in a measurable photocurrent. Photodiodes are widely used for precise light detection, optical communication, and signal processing across various industries, including automotive, medical, industrial automation, and consumer electronics.
2. Types of Products in This Classification
This category encompasses several key types of photodiodes, each optimized for specific applications:
- PN & PIN Photodiodes: Standard photodiodes with a simple PN junction or an intrinsic (I) layer for faster response and higher sensitivity.
- Avalanche Photodiodes (APDs): High-sensitivity diodes with internal gain, ideal for low-light conditions (e.g., LiDAR, fiber optics).
- Schottky Photodiodes: Utilize a metal-semiconductor junction for UV and high-speed detection.
- Photodiode Arrays & Modules: Integrated solutions with signal conditioning for OEM applications.
3. Purchasing Recommendations
When selecting photodiodes, consider:
- Spectral Range: Match the diode s peak sensitivity (UV, visible, IR) to your light source.
- Responsivity & Speed: Higher responsivity (A/W) improves signal-to-noise ratio; faster response suits pulsed or high-frequency systems.
- Packaging: Choose between surface-mount (SMD), through-hole, or ruggedized modules based on environmental and assembly needs.
- Certifications: For medical or automotive use, verify compliance with industry standards (e.g., ISO 13485, AEC-Q101).
Optical Sensors - Photodiodes offer unmatched precision for light-sensitive applications. Partner with trusted suppliers to ensure performance, reliability, and scalability for your project.
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MICROFC-30035-SMT-TR
SENSOR PHOTODIODE 420NM 4SMD
PD70-01B/TR7
SENSOR PHOTODIODE 940NM 2SMD GW
PDB-C601-1
SENSOR PHOTODIODE 940NM RECT
S-100CL
9.7X9.7 MM ACTIVE AREA HIGH SENS
100-11-31-221
SENSOR PHOTODIODE 660NM TO5
VTB1113H
SENSOR PHOTODIODE 920NM RADIAL
MICROFJ-60035-TSV-TR1
SENSOR PHOTODIODE 420NM 36WBGA
AXUV63HS1
SENSOR ELECTRON DETECTION 9MM
085-23-21-021
SENSOR PHOTODIODE 660NM TO5
PD15-22C/TR8
SENSOR PHOTODIODE 940NM 4SMD
A2V-76
76-ELEMENT SILICON PHOTODIODE AR
AFBR-S4N44P163
SENSOR PHOTODIODE 420NM ARRAY
ARRAYJ-60035-4P-PCB
SENSOR PHOTODIODE 420NM ARRAY
MICRORB-10035-MLP-TR1
SENSOR PHOTODIODE 905NM 4SMD
PDB-C150SM
SENSOR PHOTODIODE 660NM TO236-3
MTAPD-07-015-905F
SENSOR PHOTODIODE 905NM 6SMD
MICROFC-60035-SMT-TR1
SENSOR PHOTODIODE 420NM 4SMD
MICRORB-10020-MLP-TR
SENSOR PHOTODIODE 905NM 4SMD
0200-3111-111
INGAAS, 0.50MM AA, TO-46 ISO
385-24-21-041
SENSOR PHOTODIODE 660NM TO8