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TLP785(D4GL-F6,F) Optoisolator Equivalent & Substitute Parts
Part Overview
The TLP785(D4GL-F6,F) is an optoisolator transistor output device manufactured by Toshiba Semiconductor and Storage. This component provides galvanic isolation with a 5000Vrms isolation voltage rating and is designed for applications requiring high-voltage isolation in signal transmission circuits. The part is currently in active production status with 1080 units available in new original stock. Alternative equivalent parts may be required due to packaging variations, supplier availability, or specific application requirements.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | TLP785(D4GL-F6,F) |
| Manufacturer | Toshiba Semiconductor and Storage |
| Category | Optoisolators |
| Number of Channels | 1 |
| Voltage - Isolation | 5000Vrms |
| Current Transfer Ratio (Min) | 50% @ 5mA |
| Current Transfer Ratio (Max) | 600% @ 5mA |
| Output Type | Transistor |
| Voltage - Output (Max) | 80V |
| Current - Output / Channel | 50mA |
| Operating Temperature | -55°C ~ 110°C |
| Package / Case | 4-DIP (0.300", 7.62mm) |
| Mounting Type | Through Hole |
| Product Status | Active |
Substitute Part Grouping Explanation
Substitution of the TLP785(D4GL-F6,F) is determined by strict equivalence across the following critical parameters:
- Isolation Voltage: 5000Vrms (mandatory match)
- Number of Channels: 1 channel (mandatory match)
- Output Type: Transistor output (mandatory match)
- Current Transfer Ratio Range: 50% to 600% @ 5mA (mandatory match)
- Maximum Output Voltage: 80V (mandatory match)
- Maximum Output Current: 50mA per channel (mandatory match)
- Operating Temperature Range: -55°C to 110°C (mandatory match)
- Package Type: 4-DIP (0.300", 7.62mm) (mandatory match)
- Mounting Type: Through Hole (mandatory match)
The TLP785(F) variant qualifies as a parametric equivalent because it maintains identical electrical specifications and mechanical compatibility while differing only in packaging format (Tube vs. standard packaging).
Parameter Comparison
| Parameter | TLP785(D4GL-F6,F) | TLP785(F) |
|---|---|---|
| Manufacturer | Toshiba Semiconductor and Storage | Toshiba Semiconductor and Storage |
| Number of Channels | 1 | 1 |
| Voltage - Isolation | 5000Vrms | 5000Vrms |
| Current Transfer Ratio (Min) | 50% @ 5mA | 50% @ 5mA |
| Current Transfer Ratio (Max) | 600% @ 5mA | 600% @ 5mA |
| Turn On / Turn Off Time (Typ) | 3µs, 3µs | 3µs, 3µs |
| Rise / Fall Time (Typ) | 2µs, 3µs | 2µs, 3µs |
| Input Type | DC | DC |
| Output Type | Transistor | Transistor |
| Voltage - Output (Max) | 80V | 80V |
| Current - Output / Channel | 50mA | 50mA |
| Voltage - Forward (Vf) (Typ) | 1.15V | 1.15V |
| Current - DC Forward (If) (Max) | 60 mA | 60 mA |
| Vce Saturation (Max) | 400mV | 400mV |
| Operating Temperature | -55°C ~ 110°C | -55°C ~ 110°C |
| Package / Case | 4-DIP (0.300", 7.62mm) | 4-DIP (0.300", 7.62mm) |
| Mounting Type | Through Hole | Through Hole |
| Product Status | Active | Active |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) |
| ECCN | EAR99 | EAR99 |
| HTSUS | 8541.49.8000 | 8541.49.8000 |
Engineering Selection Recommendations
Both the TLP785(D4GL-F6,F) and TLP785(F) are active production components from Toshiba Semiconductor and Storage with identical electrical and mechanical specifications. Selection between these variants should be based on:
- Packaging Format: The TLP785(D4GL-F6,F) uses standard packaging while the TLP785(F) is supplied in Tube packaging. Choose based on your procurement and assembly requirements.
- Compliance Status: The TLP785(F) carries explicit ROHS3 Compliant and REACH Unaffected certifications. If regulatory compliance documentation is required, the TLP785(F) variant provides certified compliance statements.
- Inventory Availability: The TLP785(F) has 2332 units in stock compared to 1080 units for the TLP785(D4GL-F6,F), offering greater availability for high-volume requirements.
- Circuit Compatibility: Both parts are pin-compatible and electrically interchangeable in all applications where the TLP785(D4GL-F6,F) is specified.
Frequently Asked Questions (FAQ)
Q: Can TLP785(F) be used as a direct replacement for TLP785(D4GL-F6,F)?
A: Yes. Both parts are electrically and mechanically identical across all specified parameters. They share the same 4-DIP package footprint, isolation voltage rating, current transfer ratio range, and operating temperature specifications. The only difference is packaging format.
Q: What are the key parameters that determine substitution eligibility?
A: Substitution eligibility is determined by matching: isolation voltage (5000Vrms), number of channels (1), output type (transistor), current transfer ratio range (50-600% @ 5mA), maximum output voltage (80V), maximum output current (50mA), operating temperature range (-55°C to 110°C), and package type (4-DIP through-hole).
Q: Does packaging format affect circuit performance?
A: No. Packaging format (standard vs. Tube) does not affect electrical performance or circuit behavior. The difference is purely in how the components are supplied and handled during assembly.
Q: Are there compliance differences between the variants?
A: The TLP785(F) explicitly lists ROHS3 Compliant and REACH Unaffected certifications. Both parts carry the same ECCN (EAR99) and HTSUS (8541.49.8000) classifications. If regulatory documentation is required for your application, the TLP785(F) variant provides certified compliance statements.
Q: What is the moisture sensitivity level for these parts?
A: Both variants have MSL 1 (Unlimited), indicating no moisture sensitivity restrictions during storage or handling.
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