Inner‑Outer Dual‑Zone Quadrant Photoelectric Module 400‑1100nm OEM
1. Product Overview
The double quadrant photoelectric module adopts dual-zone design with inner and outer photosensitive areas. Its spectral response covers 400-1100nm, peak response at 1.06 μm. It features high responsivity, controlled quadrant inconsistency and crosstalk, different dynamic-range performance for inner / outer zones, excellent air-tightness and mechanical anti-overload capacity. Suitable for high-precision optoelectronic detection measurement scenarios.
2. Key Features
- Dual-zone photosensitive surface: inner zone φ2mm, outer zone φ10mm
- Response spectrum: 400-1100nm, peak wavelength 1.06 μm
- High responsivity ≥1.5*10⁴ V/W (@1064 μm, pulse width 15-20ns)
- Differentiated attenuation multiple & inconsistency for inner area
- Defined quadrant responsivity inconsistency and crosstalk indicators
- Separate dynamic-range for inner(＞70dB) / outer(＞57dB) zones
- Good air-tightness, strong anti-overload shock resistance
- Wide operating & storage temperature range
3. Technical Specifications
| NO. | ITEM | Parameter | |
|---|---|---|---|
| 1 | Active Diameter | Internal zone φ2mm, external zone φ10mm | |
| 2 | Response Spectrum | 400～1100nm | |
| 3 | Peak Spectrum(λ) | 1.06μm | |
| 4 | Output pulse waveform | According to diagram 2,the value for U wave Should not be greater than 0.2Umax | |
| 5 | Responsivity(λ=1.064μm； Pluse widthτ=15ns～20ns) | ≥1.5*104V/W | |
| 6 | Quadrantal responsivity inconsistency | ≤10% | |
| 7 | Internal area First attenuation multiple & inconsistency | Attenuation multiple: ≥20 times； Attenuation multiple inconsistency:≤6% | |
| Internal area again attenuation multiple & inconsistency | Attenuation multiple: ≥4times； Attenuation multiple inconsistency: ≤8% | ||
| 8 | Threshold of dark background sensitivity | external:≤1.0*10-7w | |
| Internal:≤0.6*10-7w | |||
| Threshold of certain radiation background sensitivity | external: ≤4.0*10-7w | ||
| Internal:≤1.5*10-7w | |||
| 9 | Quadrantal crosstalk | external: ≤10% | |
| Internal:≤20% | |||
| 10 | Dynamic Range | external: ＞57dB | |
| Internal:＞70dB | |||
| 11 | Power supply current | -200V:I-200≤0.5mA | |
| -12V: I-12≤55mA | |||
| +12V:I+12≤55mA | |||
| 12 | Operating Range | When the luminous flux of the radiation simulator changes, the threshold value is 10000 times of 4.5*10-7w/cm2. And the inner zone should maintain the index requirements of the serial numbers 1 to 11 of this table. | |
| 13 | Weight | 25g±5g | |
| 14 | Gas tightness | leak rate:≤1*10-2Pa.cm3/s | |
| 15 | Environmental | Operating temperature | High Temperature:55℃,power supply:±13.2V； Low Temperature:-40℃, power supply::±10.8V； |
| Storage temperature | -60℃~85℃ | ||
| Impact temperature | -60℃~70℃ | ||
| 16 | Anti-overload capability | ≥10000g,1～6ms | |
Note: Specifications are for reference only and subject to change without prior notice.
4. Applications
- High-precision optoelectronic detection
- Laser signal measurement
- Dual-zone differential detection systems
5. FAQs
Q1: What is the difference between inner zone and outer zone?
A: The inner zone is φ2mm and outer zone φ10mm. They have different dynamic range, background-sensitivity threshold and crosstalk parameters for differential measurement.
Q2: What is the shock resistance of this module?
A: Anti-overload capability ≥10000g, pulse duration 1-6ms.
Q3: What is the leak-rate requirement for gas tightness?
A: Leak rate ≤1*10⁻² Pa·cm³/s.
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