EVERLIGHT ELECTRONICS CO., LTD.
DEVICE NUMBER : DPT-091-006 REV : 2.1
ECN :
PAGE : 1/7
1.9mm Round Subminiature Axial Phototransistor
MODEL NO :
PT91-21B
Features :
Fast response time
High photo sensitivity
Small junction capacitance
Description :
PT91-21B is a phototransistor in miniature SMD package which is molded in a black
transparent plastic with spherical top view lens .The device is spectrally matched
to infrared emitting diode.
Applications :
Optoelectronic switch
VCR ,Video Camera
Floppy disk drive
Infrared applied system
CHIP
PART NO.
MATERIAL
LENS COLOR
PT
Silicon
Black
2.5
0.1
1.8
0.1
Cathode
0.
5
0.
1
2.
0
0.
1
0.
4
0.
1
1.4
0.1
1.1
0.1
R0.8
0.1
0.
15
0.
05
0.75
0.1
2.
7
0.
1
1.
3
0.
1
0.
65
0.
1
1.
4
0.
1
7.0 min.
7.0 min.
EVERLIGHT ELECTRONICS CO., LTD.
DEVICE NUMBER : DPT-091-006 REV : 2.1
ECN : PAGE : 2/7
1.9mm Round Subminiature Axial Phototransistor
MODEL NO :
PT91-21B
Package Dimensions :
Notes :
1.All dimensions are in millimeter.
2.Lens color
Black transparent.
3.Above specification may be changed without notice. EVERLIGHT will reserve authority
on material change for above specification.
4.These specification sheets include materials protected under copyright of EVERLIGHT
corporation . Please don't reproduce or cause anyone to reproduce them without
EVERLIGHT's consent.
5.When using this product , please observe the absolute maximum ratings and the
instructions for use outlined in these specification sheets. EVERLIGHT assumes no
responsibility for any damage resulting from use of the product which does not comply
with the absolute maximum ratings and the instructions included in these specification
sheets.
EVERLIGHT ELECTRONICS CO., LTD.
DEVICE NUMBER : DPT-091-006 REV : 2.1
ECN : PAGE : 3/7
1.9mm Round Subminiature Axial Phototransistor
MODEL NO :
PT91-21B
Absolute Maximum Ratings at Ta = 25
Parameter
Symbol
Rating
Unit
Notice
Collector-Emitter Voltage
V
CEO
30
V
Emitter-Collector-Voltage
V
ECO
5
V
Collector Current
I
C
20
mA
Operating Temperature
Topr
-25 ~ +85
Storage Temperature
Tstg
-40 ~ +85
Lead Soldering Temperature
Tsol
260
Power Dissipation at(or below)
25
Free Air Temperature
Pc
75
Electronic Optical Characteristics :
Parameter
Symbol
Min.
Typ.
Max.
Unit
Condition
Collector-Emitter
Breakdown Voltage
BV
CEO
30
----
----
V
I
C
=100
A
Ee=0mW/c
Emitter-Collector
Breakdown Voltage
BV
ECO
5
----
----
V
I
E
=100
A
Ee=0mW/c
Collector-Emitter
Saturation Voltage
V
CE(sat)
----
----
0.4
V
I
C
=2mA
Ee=1mW/c
Rise Time
t
r
----
15
----
Fall Time
t
f
----
15
----
S
V
CE
=5V
I
C
=1mA
R
L
=1000
Collector Dark Current
I
CEO
----
----
100
nA
E
e
=0mW/c
V
CE
=20V
On State Collector Current
I
C(on)
1.0
1.5
----
mA
E
e
=1mW/c
V
CE
=5V
Wavelength of
Peak Sensitivity
P
----
980
----
nm
----
Rang of Spectral Bandwidth
----
770---
1200
----
nm
----
EVERLIGHT ELECTRONICS CO., LTD.
DEVICE NUMBER : DPT-091-006 REV : 2.1
ECN : PAGE : 4/7
1.9mm Round Subminiature Axial Phototransistor
MODEL NO :
PT91-21B
Typical Electrical/Optical/Characteristics Curves
EVERLIGHT ELECTRONICS CO., LTD.
DEVICE NUMBER : DPT-091-006 REV : 2.1
ECN :
PAGE : 5/7
1.9mm Round Subminiature Axial Phototransistor
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
Hours/
Cycles
Sample
Size
Failure
Judgement
Criteria
Ac/Re
1
REFLOW
TEMP : 240
5
5 secs
6 mins
22 pcs
0/1
H : +85
30 mins
I
C(on)
L
0.8
2
Temperature Cycle
5 mins
50 cycles
22 pcs
L:Lower
specification
limit
0/1
L : -55
30 mins
H : +100
5 mins
3
Thermal Shock
10 secs
50 cycles
22 pcs
0/1
L : -10
5 mins
4
High Temperature
Storage
TEMP. : +100
1000 hrs
22 pcs
0/1
5
Low Temperature
Storage
TEMP. : -55
1000 hrs
22 pcs
0/1
6
DC Operating Life
V
CE
=5V
1000 hrs
22 pcs
0/1
7
High Temperature /
High Humidity
85
/ 85% R.H.
1000 hrs
22 pcs
0/1
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