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OPB983P55Z Equivalent & Substitute Parts
Part Overview
The OPB983P55Z is a through-beam optical sensor module manufactured by TT Electronics/Optek Technology, part of the Photologic® series. This component is classified as an optical sensor with a 0.125" (3.18mm) sensing distance, designed for chassis mount applications with wire leads. The OPB983P55Z is currently listed as obsolete, necessitating identification of active equivalent and substitute parts that maintain electrical and mechanical compatibility for continued system operation and procurement.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | OPB983P55Z |
| Manufacturer | TT Electronics/Optek Technology |
| Category | Optical Sensors |
| Series | Photologic® |
| Sensing Distance | 0.125" (3.18mm) |
| Sensing Method | Through-Beam |
| Output Configuration | NPN - Open Collector, Inverted |
| Mounting Type | Chassis Mount |
| Current - Supply | 15 mA |
| Voltage - Supply | 4.75V ~ 5.25V |
| Response Time | 70ns |
| Operating Temperature | -40°C ~ 70°C |
| Package / Case | Module, Wire Leads |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| REACH Status | REACH Unaffected |
| ECCN | EAR99 |
| HTSUS | 8541.49.8000 |
Substitute Part Grouping Explanation
Substitute parts for the OPB983P55Z are determined by strict equivalence across the following critical parameters:
- Sensing Distance: 0.125" (3.18mm)
- Sensing Method: Through-Beam
- Output Configuration: NPN - Open Collector, Inverted
- Mounting Type: Chassis Mount
- Current - Supply: 15 mA
- Voltage - Supply: 4.75V ~ 5.25V
- Response Time: 70ns
- Operating Temperature: -40°C ~ 70°C
- Package / Case: Module, Wire Leads
- RoHS Status: ROHS3 Compliant
- Moisture Sensitivity Level (MSL): 1 (Unlimited)
- REACH Status: REACH Unaffected
All identified substitute parts maintain identical electrical specifications and mechanical form factors. The primary distinction between the OPB983P55Z and its substitutes is product status: the original part is obsolete, while all substitute parts are active and available in current inventory.
Parameter Comparison
| Part Number | Manufacturer | Product Status | Sensing Distance | Sensing Method | Output Configuration | Current - Supply | Voltage - Supply | Response Time | Operating Temperature | RoHS Status | Inventory (Pcs) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| OPB983P55Z | TT Electronics/Optek Technology | Obsolete | 0.125" (3.18mm) | Through-Beam | NPN - Open Collector, Inverted | 15 mA | 4.75V ~ 5.25V | 70ns | -40°C ~ 70°C | ROHS3 Compliant | 1014 |
| OPB933W51Z | TT Electronics/Optek Technology | Active | 0.125" (3.18mm) | Through-Beam | NPN - Open Collector, Inverted | 15 mA | 4.75V ~ 5.25V | 70ns | -40°C ~ 70°C | ROHS3 Compliant | 3489 |
| OPB933W55Z | TT Electronics/Optek Technology | Active | 0.125" (3.18mm) | Through-Beam | NPN - Open Collector, Inverted | 15 mA | 4.75V ~ 5.25V | 70ns | -40°C ~ 70°C | ROHS3 Compliant | 1243 |
| OPB943W51Z | TT Electronics/Optek Technology | Active | 0.125" (3.18mm) | Through-Beam | NPN - Open Collector, Inverted | 15 mA | 4.75V ~ 5.25V | 70ns | -40°C ~ 70°C | ROHS3 Compliant | 1180 |
| OPB983L11Z | TT Electronics/Optek Technology | Active | 0.125" (3.18mm) | Through-Beam | NPN - Open Collector, Inverted | 15 mA | 4.75V ~ 5.25V | 70ns | -40°C ~ 70°C | ROHS3 Compliant | 896 |
| OPB983L51Z | TT Electronics / Optek Technology | Active | 0.125" (3.18mm) | Through-Beam | NPN - Open Collector, Inverted | 15 mA | 4.75V ~ 5.25V | 70ns | -40°C ~ 70°C | ROHS3 Compliant | 1900 |
| OPB983P11Z | TT Electronics/Optek Technology | Active | 0.125" (3.18mm) | Through-Beam | NPN - Open Collector, Inverted | 15 mA | 4.75V ~ 5.25V | 70ns | -40°C ~ 70°C | ROHS3 Compliant | 998 |
| OPB983P51Z | TT Electronics / Optek Technology | Active | 0.125" (3.18mm) | Through-Beam | NPN - Open Collector, Inverted | 15 mA | 4.75V ~ 5.25V | 70ns | -40°C ~ 70°C | ROHS3 Compliant | 2108 |
| OPB983T51Z | TT Electronics/Optek Technology | Active | 0.125" (3.18mm) | Through-Beam | NPN - Open Collector, Inverted | 15 mA | 4.75V ~ 5.25V | 70ns | -40°C ~ 70°C | ROHS3 Compliant | 20199 |
| OPB993L11Z | TT Electronics/Optek Technology | Active | 0.125" (3.18mm) | Through-Beam | NPN - Open Collector, Inverted | 15 mA | 4.75V ~ 5.25V | 70ns | -40°C ~ 70°C | ROHS3 Compliant | 1716 |
| OPB993L55Z | TT Electronics/Optek Technology | Active | 0.125" (3.18mm) | Through-Beam | NPN - Open Collector, Inverted | 15 mA | 4.75V ~ 5.25V | 70ns | -40°C ~ 70°C | ROHS3 Compliant | 722 |
Engineering Selection Recommendations
All identified substitute parts are functionally equivalent to the OPB983P55Z across all specified electrical and mechanical parameters. Selection among substitute parts should be based on the following criteria:
Product Status: All substitute parts carry Active product status, ensuring continued availability and manufacturer support, in contrast to the obsolete OPB983P55Z.
Compliance Certifications: All substitute parts maintain ROHS3 compliance and REACH Unaffected status, matching the regulatory posture of the original part.
Inventory Availability: OPB983T51Z offers the highest current inventory level at 20,199 pieces, followed by OPB933W51Z at 3,489 pieces. Parts with lower inventory counts may present procurement lead time considerations.
Base Product Series: Substitute parts are distributed across three base product families within the Photologic® series: OPB933, OPB943, OPB983, and OPB993. All maintain identical electrical specifications and mechanical form factors.
Frequently Asked Questions (FAQ)
Q: What makes these parts electrically equivalent to the OPB983P55Z?
A: All substitute parts share identical specifications across critical parameters: 0.125" (3.18mm) sensing distance, through-beam sensing method, NPN open collector inverted output configuration, 15 mA supply current, 4.75V to 5.25V supply voltage range, 70ns response time, and -40°C to 70°C operating temperature range.
Q: Are there mechanical differences between the OPB983P55Z and its substitutes?
A: No. All parts use identical packaging: Module with wire leads, chassis mount configuration, and MSL 1 (Unlimited) moisture sensitivity rating.
Q: Why is the OPB983P55Z listed as obsolete?
A: The OPB983P55Z has reached end-of-life status. Active substitute parts from the Photologic® series provide direct functional replacement with current manufacturer support and ongoing availability.
Q: Can I use any of these substitute parts interchangeably in my application?
A: Yes. All substitute parts maintain identical electrical and mechanical specifications. Direct substitution is supported without circuit or mechanical redesign.
Q: What is the difference between parts with different suffix codes (P, L, T, W)?
A: Suffix codes represent internal design variations within the Photologic® series. All identified substitutes deliver identical electrical performance and mechanical compatibility for the OPB983P55Z application.
Q: Are all substitute parts RoHS and REACH compliant?
A: Yes. All substitute parts are ROHS3 compliant and REACH Unaffected, matching the regulatory compliance of the original OPB983P55Z.
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