PTT4A43S-3L is a npn phototransistor with a documented peak response at 880 nm. It is designed for reliable optical detection and sensing applications.
Integration Notes
- Operate within the maximum electrical and thermal ratings listed in the specification tables.
- Observe ESD-safe handling and confirm terminal orientation before assembly.
- Verify spectral response, receiving angle and optical alignment in the final system.
- Use the recommended soldering profile and avoid mechanical stress on the package.
Product Specifications
| Peak Wavelength: | Peak: 880 nm; Response: 450 to 1100 nm |
| Shape: | TO18 3-pin metal-can package |
| Beam Angle: | ±30 degrees |
Payment & Shipping Terms
Certifications: ROHS | FCC | CE
Features
- Narrow angular response
- Durable construction
- High reliability in demanding environments
- Blue-enhanced spectral response
- RoHS-compliant design
Applications
- Optical counters
- Optical detectors
- Infrared sensors
- Encoders
- Smoke detectors
Package Dimensions
Detailed Technical Specifications
Maximum Ratings (Ta = 25°C)
| Parameter | Symbol | Rating | Unit |
|---|---|---|---|
| C-Evoltage | VCE | 30 | V |
| E-Cvoltage | VECO | 5 | V |
| Operating Temperature | Topr | -30 to +85 | °C |
| Storage Temperature | Tstg | -40 to +100 | °C |
| Soldering Temperature | Tsol | 260≤3s | °C |
Electro-Optical Characteristics (Ta = 25°C)
| Parameter | Symbol | Conditions | Minimum | Typical | Maximum | Unit | |
|---|---|---|---|---|---|---|---|
| C-ELeakage Current | ICEO | VCEO=10V | – | – | 100 | nA | |
| DC Current Amplification Factor | HFE | Vce=10VIc=1mA | 200 | – | 1500 | – | |
| Collector-Emitter Saturation Voltage | VCES | IC=5mA,I =1mA B | – | – | 0.3 | V | |
| Switching Speed | Rise Time | tr | VCC=10V,IC=5mA, RL=100Ω | – | 10 | – | usec |
| Fall Time | tf | – | 10 | – | usec | ||
| Spectral Sensitivity | λ | 450 to 1100 | nm | ||||
| Peak Wavelength | λp | – | 880 | – | nm | ||
| Half Angle | Δθ | – | ±30 | – | degrees |
Typical Characteristic Curves
Support and Services
As a manufacturer of LED packaging, we partner with you from spec selection to scaled production — expert guidance, transparent collaboration, and seamless logistics.
FAQ
Q: Are you a manufacturer or trade company?
A: We are a factory in LED packaging since 2010.
Q: Can I get samples before placing larger orders?
A: Yes. Free-of-charge samples for most LEDs; freight to be borne by buyer.
Q: What is your MOQ?
A: Typically 1000pcs per LED type, except white / warm white where MOQ may differ.
Q: How long is the delivery lead time?
A: Most orders ship 7–10 days after payment confirmation; bulk and customized lead times vary.
Q: Which couriers do you use?
A: DHL / UPS / FedEx / TNT for samples and small parcels; sea/air freight for bulk.
Q: Do you support customization (pin cutting, packaging, binning)?
A: Yes. Customized manufacturing services are available for all customers.
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