
PART NUMBER GUIDE
OPB 3 X X X X X
Optek Assembly
Aperture Width In Front
of Sensor
5 = 0.050" 1 = 0.010"
Phototransistor Output
Family
Aperture Width In Front
of Emitter
5 = 0.050" 1= 0.010"
Discrete Shell Material
Designation
8 - Base Mount IR Transmissive
Plastic Discrete Shell
With Wire Termination
Mounting Configurations
T -Both Mounting Tabs
N - No Mounting Tabs
L - Single Mounting Tab
Emitter Side
P - Single Mounting Tab
Phototransistor Side
9 - Base Mount Opaque
Plastic Discrete Shell
With Wire Termination
Types OPB380, OPB390 Series
Optek reserves the right to make changes at any time in order to improve design and to supply the best product possible.
Op ek Tech nol ogy, Inc. 1215 W. Crosby Road Car oll on, Texas 75006 (972) 323- 2200 Fax (972) 323- 2396
12-13
Elec ri cal Char ac er s ics
(T
A
= 25
o
C un ess oth er wise noted)
SYM BOL
In put Di ode
V
F
PA RAME TER
MIN MAX UNITS
TEST CON DI TIONS
Forward Voltage
1.7
V
I
F
= 20 mA
I
R
Reverse Current
100
μ
A
V
R
= 2 V
Out put Pho o ran sis or
V
(BR)CEO
Collector-Emitter Breakdown Voltage
30
V
I
C
= 1 mA
V
(BR)ECO
Emitter-Collector Breakdown Voltage
5.0
V
I
E
= 100
μ
A
I
CEO
Collector-Emitter Dark Curreent
100
nA
V
CE
= 10 V, I
F
= 0, E
e
= 0
Cou pled
I
C(ON)
On-State Collector Current
OPB380T, N, L, P55
OPB390T, N, L, P55
3.5
14.0
mA
V
CE
= 0.4 V, I
F
= 20 mA
OPB380T, N, L, P51
OPB390T, N, L, P51
2.5
10.0
mA
V
CE
= 0.4 V, I
F
= 20 mA
OPB380T, N, L, P11
OPB390T, N, L, P11
1.0
5.0
mA
V
CE
= 0.4 V, I
F
= 20 mA