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PHOTOTRANSISTOR & PHOTODARLINGTON
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The ADT-1KA and 1KB are high-sensitivity NPN silicon phototransistors mounted in durable, hermetically sealed TO-18 metal
can which provide years of reliable performance, even under demanding conditions such as use outdoors.
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| ▣ Features |
▣ Applications |
- Wide angular response
- Durable
- High reliability in demanding environments
- ADT-1KA : Two leads (Collector, Emitter)
- ADT-1KB : Three leads (Collector, Emitter, Base)
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- Optical counters
- Infrared sensors
- Optical detectors
- Fiber optic communications
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| ▣ MAXIMUM RATINGS (Ta=25℃) |
| Item |
Symbol |
Rating |
Unit |
| Collector-Emitter Voltage |
VCEO |
40 |
V |
| Emitter-Collector Voltage |
VECO |
4 |
V |
| Collector Current |
IC |
50 |
㎃ |
| Collector Power Dissipation |
PC |
150 |
㎽ |
| Operating temperature |
Topr. |
-30 ∼ +100 |
℃ |
| Storage temperature |
Tstg. |
-50 ∼ +150 |
℃ |
| Soldering temperature *1 |
Tsol. |
260 |
℃ |
| *1 For max. 5 seconds at the position of 2mm from the resin edge |
| ▣ ELECTRO-OPTICAL CHARACTERISTICS (Ta=25℃) |
| Item |
Symbol |
Conditions |
Min. |
Typ. |
Max. |
Unit |
| Collector Dark Current |
ICEO |
VCEO=10V |
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1 |
200 |
㎁ |
| Light Current |
IL |
VCE=10V,200Lux*2 |
0.5 |
2.0 |
5.0 |
㎃ |
| C-E Saturation Voltage |
VCE(sat) |
IC=2㎃, 2,000Lux *2 |
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0.2 |
0.4 |
V |
| Switching Speeds |
Rise ime |
tr |
VCC=10V, IC=5㎃
RL=100Ω |
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8 |
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㎲ |
| Fall Time |
tf |
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10 |
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㎲ |
| Spectral Sensitivity |
λ |
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500~1.050 |
㎚ |
| Peak Wavelength |
λp |
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880 |
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㎚ |
| Half Angle |
Δθ |
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±50 |
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deg. |
| *2 Color temp.=2856K standard Tungsten lamp |
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