OPB748WZ Optek, OPB748WZ Datasheet

Photointerruptors Reflective Switch

OPB748WZ

Manufacturer Part Number
OPB748WZ
Description
Photointerruptors Reflective Switch
Manufacturer
Optek
Datasheet

Specifications of OPB748WZ

Lead Free Status / RoHS Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
OPB748WZ
Manufacturer:
Optek
Quantity:
135
Reflective Object Sensor
OPB708, OPB709
OPB740 Series, OPB740WZ Series
OPTEK Technology Inc. — 1645 Wallace Drive, Carrollton, Texas 75006
Phone: (972) 323-2200 or (800) 341-4747
Features:
Description:
Each reflective object sensor in the OPB708, OPB709, OPB740 through OPB746 and OPB740WZ through
OPB746WZ series consists of an infrared emitting diode and a NPN silicon phototransistor or a photodarlington.
The OPB747WZ and OPB748WZ consist of a Red visible LED and a low light level rejection (R
phototransistor. The Red LED allows better contrast ratio when detecting Black marks on a White surface. All
these devices are mounted side-by-side on converging optical axes in a black plastic housing focusing on a small
area and depth of field.
OPB7 _ _ WZ series are wired (UL approved wire) devices that offer various lens options, including no windows,
blue polysulfone windows for dust protection or opaque aperture windows with offset openings for improved target
resolution.
On each sensor included in this data sheet, the photosensor responds to radiation only when a reflective object
passes within its field of view.
Custom IC(ON) current binning, special wire lengths and connectorization is available through your OPTEK rep.
Applications:
Vibra-Tite evaporates fast without causing structural
Applies to: OPB460, OPB470, OPB480, OPB490.
Non-contact reflective object sensor
Assembly line automation
Machine automation
Machine safety
End of travel sensor
Door sensor
Thermal Paper Mark
Focused for maximum sensitivity
Phototransistor or photodarlington output
Crosstalk does not exceed specified ICEO
24” (610 mm) wire length
26 AWG wire size
RoHS
ND Industries’ Vibra-Tite for thread-locking.
To avoid stress cracking, we suggest using
failure in OPTEK’s molded plastics.
CONTAINS POLYSULFONE
OPTEK reserves the right to make changes at any time in order to improve design and to supply the best product possible.
FAX: (972) 323-2396 sensors@optekinc.com www.optekinc.com
OPB708
OPB709
OPB740
OPB741
OPB742
OPB743
OPB744
OPB745
OPB740WZ
OPB741WZ
OPB742WZ
OPB743WZ
OPB744WZ
OPB745WZ
OPB746WZ
OPB747WZ
OPB748WZ
Number
Part
Wavelength
LED Peak
935 nm
890 nm
935 nm
645nm
R
BE
Darlington
Darlington
Darlington
Transistor
Transistor
Transistor
Transistor
Sensor
Transistor
Max=0.30” [7.62mm]
Typ=0.15" [3.81mm]
Product Photo Here
Min=0.08” [2.04mm]
OPB7_ _WZ
Series
Reflection
Inch (mm)
Distance
OPB708,
Series
OPB745
OPB709,
OPB740,
BE
) NPN silicon
Lead Length/
Wire Type
AWG Wire
Minimum
24" / 26
Issue B
0.150"
Page 1 of 6
03/11

Related parts for OPB748WZ

OPB748WZ Summary of contents

Page 1

... OPB746WZ series consists of an infrared emitting diode and a NPN silicon phototransistor or a photodarlington. The OPB747WZ and OPB748WZ consist of a Red visible LED and a low light level rejection (R phototransistor. The Red LED allows better contrast ratio when detecting Black marks on a White surface. All these devices are mounted side-by-side on converging optical axes in a black plastic housing focusing on a small area and depth of field ...

Page 2

... B - Blue windows OPB741WZ B - Blue windows OPB742 C - Offset windows OPB742WZ C - Offset windows OPB743 windows OPB743WZ windows OPB744 B - Blue windows OPB744WZ B - Blue windows OPB745 C - Offset windows OPB745WZ C - Offset windows OPB746WZ B - Blue windows OPB747WZ C - Offset windows OPB748WZ C - Offset windows FAX: (972) 323-2396 sensors@optekinc.com www.optekinc.com ...

Page 3

... Forward DC Current Reverse DC Voltage (2) Power Dissipation Sensor Output (See OP505 (Transistor), OP705 (R Collector-Emitter Voltage OPB708 OPB709 OPB740, OPB741, OPB742, OPB743, OPB744 OPB740WZ, OPB741WZ, OPB742WZ, OPB743WZ, OPB744WZ OPB748WZ OPB745 OPB745WZ OPB746WZ, OPB747WZ Emitter-Collector Voltage OPB708 through OPB745, OPB748 OPB746 through OPB747 (2) Power Dissipation Notes: 1 ...

Page 4

... I OPB743, OPB743WZ CX OPB744, OPB744WZ OPB745, OPB745WZ OPB746WZ OPB747WZ OPB748WZ Notes: 1. The distance from the assembly face to the reflective surface is “d”. 2. Reflective surface is Eastman Kodak (Catalog #190 3061) neutral white test card with 90% diffuse reflectance as a reflecting surface. 3. Crosstalk is the photocurrent measured with current to the input diode, no reflective surface and no ambient light (E OPTEK reserves the right to make changes at any time in order to improve design and to supply the best product possible ...

Page 5

... OPTEK reserves the right to make changes at any time in order to improve design and to supply the best product possible. OPTEK Technology Inc. — 1645 Wallace Drive, Carrollton, Texas 75006 Phone: (972) 323-2200 or (800) 341-4747 1.50 1.40 Kodak 90% ...

Page 6

... Distance (inches) 2.50 2.00 1.50 1.00 0.50 0.00 0.00 OPTEK reserves the right to make changes at any time in order to improve design and to supply the best product possible. Issue B 03/11 Page 1.50 1.40 Kodak 90% Kodak 19% Copier Paper Avery Label 1 ...

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