TE Sensor Solutions ELM-4000 MEAS Emitter Assembly SpO2 Optical Sensor
TE Sensor Solutions ELM-4000 Series MEAS Emitter Assembly SpO2 Optical Sensor is specially designed for medical applications where the selection of peak wavelength is a key requirement. The emission source material is GaAIAs in conjunction with GaAIP complete with a clear epoxy lens. These optical components provide leading accuracy in oxygen level detection.
Features
- 660 nm ±3 nm peak wavelength red LED
- Clear epoxy
- Dual drive
- Lead frame construction
- Mounting Type: Through Hole
- Orientation: Side View
- Package/Case: Radial
- Pulse oximetry component
- Three IR wavelength choices
- Type: Infrared (IR)
- Voltage - forward (Vf) (Typ): 1.2V ~ 1.5V (Max)
- Wavelength: 880nm ~ 940nm
Applications
- Medical devices
- Pulse oximetry
- SpO2 disposable strip or butterfly probes
- SpO2 finger/ear reusable probes
Technical Specifications
| RED 660nm | ||||||
|---|---|---|---|---|---|---|
| Parameter @ 25ºC | Symbol | Conditions | Minimum | Type | Maximum | Unit |
| Forward voltage | Vf | If=20mA | 1.85 | 2.3 | V | |
| Reverse voltage | VBr | Ibr=10μA | 3 | V | ||
| Reverse current | Ir | Vr=3V | 100 | μA | ||
| Radiated power | Po | If=20mA | 1 | mW | ||
| Peak wavelength | λp | If=20mA | 657 | 660 | 663 | nm |
| INFRARED 880nm (ELM-4001) | ||||||
|---|---|---|---|---|---|---|
| Parameter @ 25ºC | Symbol | Conditions | Minimum | Type | Maximum | Unit |
| Forward voltage | Vf | If=20mA | 1.5 | V | ||
| Reverse voltage | VBr | Ibr=10μA | 3 | V | ||
| Peak wavelength | λp | If=20mA | 870 | 880 | 890 | nm |
| Spectral bandwidth | λΔ | If=20mA | 60 | 80 | nm | |
| Radiated power | Po | If=20mA | ≥0.6 | 1 | mW | |
| INFRARED 940nm (ELM-4002) | ||||||
|---|---|---|---|---|---|---|
| Parameter @ 25ºC | Symbol | Conditions | Minimum | Type | Maximum | Unit |
| Forward voltage | Vf | If=20mA | 1.2 | 1.4 | V | |
| Reverse voltage | VBr | Ibr=10μA | 5 | V | ||
| Peak wavelength | λp | If=20mA | 930 | 940 | 950 | nm |
| Spectral bandwidth | λΔ | If=20mA | 45 | nm | ||
| Radiated power | Po | If=20mA | ≥0.6 | 1 | mW | |
| INFRARED 905nm (ELM-4003) | ||||||
|---|---|---|---|---|---|---|
| Parameter @ 25ºC | Symbol | Conditions | Minimum | Type | Maximum | Unit |
| Forward voltage | Vf | If=20mA | 1.2 | 1.4 | V | |
| Reverse voltage | VBr | Ibr=10μA | 5 | V | ||
| Peak wavelength | λp | If=20mA | 900 | 905 | 910 | nm |
| Spectral bandwidth | λΔ | If=20mA | 70 | nm | ||
| Radiated power | Po | If=20mA | ≥0.6 | 1 | mW | |
Product Dimensions & Schematic
TE Sensor Solutions ELM 4000 Series Optical Sensor Dimensions & Schematic
