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PT91-21B Datasheet, PDF (5/7 Pages) Everlight Electronics Co., Ltd – 1.9mm Round Subminiature Axial Phototransistor
EVERLIGHT ELECTRONICS CO., LTD.
DEVICE NUMBER : DPT-091-006
ECN :
1.9mm Round Subminiature Axial Phototransistor
REV : 2.1
PAGE : 5/7
MODEL NO :
PT91-21B
 Reliability Test Item And Condition
The reliability of products shall be satisfied with items listed below.
Confidence level:90%
LTPD:10%
NO.
Item
Test Conditions
Test Sample Failure Ac/Re
Hours/ Size Judgement
Cycles
Criteria
1
REFLOW
TEMP : 240 ± 5  6 mins 22 pcs
0/1
5 secs
H : +85 30 mins
IC(on) L 0.8
2 Temperature Cycle
5 mins
50 cycles 22 pcs L:Lower 0/1
specification
limit
L : -55 30 mins
H : +100 5 mins
3 Thermal Shock
50 cycles 22 pcs
0/1
10 secs
L : -10 5 mins
4 High Temperature TEMP. : +100
1000 hrs 22 pcs
0/1
Storage
5 Low Temperature TEMP. : -55
1000 hrs 22 pcs
0/1
Storage
6 DC Operating Life VCE=5V
1000 hrs 22 pcs
0/1
7 High Temperature / 85 / 85% R.H.
1000 hrs 22 pcs
0/1
High Humidity