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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PD480PI
SENSOR PHOTODIODE 950NM SIDE
PDI-V490-46
SENSOR PHOTODIODE 900NM TO46
PDB-C216F
SENSOR PHOTODIODE 950NM ARRAY
PDB-V612-1
SENSOR PHOTODIODE 940NM DIE
PDB-V140
SENSOR PHOTODIODE 950NM 2DIP MOD
PDB-V607-1
SENSOR PHOTODIODE 940NM DIE
SD3410-101
INFRARED SENSOR
SFH 203 PFA RN18A
SENSOR PHOTODIODE 900NM RADIAL
PDU-V110Q
SENSOR PHOTODIODE 2DIP MODULE
PDU-V114Q
PHOTODIODE UV W/QW 17.74MM TO-5
PDB-C208
SENSOR PHOTODIODE 950NM ARRAY
QSE973RCE3R0
PHOTODIODE SIDELOOKER PIN TO-92
PDV-C406-LP
SENSOR PHOTODIODE TO5-2
PDU-716-100
SENSOR PHOTODIODE 950NM TO5
VTP8840STRH
PHOTODIODE SIDE MT VIS BLK SMT
PDB-V104-I
SENSOR PHOTODIODE 950NM TO206AA
PDB-C103
SENSOR PHOTODIODE 950NM TO46-2
PDB-C104-L
SENSOR PHOTODIODE 950NM TO46-2
SFH 250V
OPTICAL PHOTODIODE RADIAL
PDU-C103
SENSOR PHOTODIODE TO46-2