PT491 phototransistor equivalent, intermediate acceptance high sensitivity phototransistor.
1. Epoxy resin package 2. Compact 3. Intermediate acceptance (∆θ : TYP. ± 40˚ ) 4. Long lead pin type : PT493/PT493F 5. Visible light cut-off type : PT491F / PT493F
Inte.
1. VCRs 2. Optoelectronic switches
17.5 ±1.0 0.5MIN.
4.0± 0.2
2.54 1 2 2.8± 0.2
2 - 0.4
2 - 0.45 2 - 0.8 2
5
2.8
.
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