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ILQ620-X019T Equivalent & Substitute Parts
Part Overview
The ILQ620-X019T is an optoisolator with transistor output manufactured by Vishay Semiconductor Opto Division. This 4-channel device provides 5300Vrms isolation and is designed for applications requiring high-voltage galvanic isolation with AC or DC input capability. The part is currently active in production with 894 units in stock. Substitute parts are identified when they maintain identical electrical specifications, mechanical compatibility, and regulatory compliance across all critical parameters.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | ILQ620-X019T |
| Manufacturer | Vishay Semiconductor Opto Division |
| Category | Optoisolators |
| Number of Channels | 4 |
| Voltage - Isolation | 5300Vrms |
| Current Transfer Ratio (Min) | 50% @ 5mA |
| Current Transfer Ratio (Max) | 600% @ 5mA |
| Output Type | Transistor |
| Voltage - Output (Max) | 70V |
| Current - Output / Channel | 50mA |
| Operating Temperature | -55°C ~ 100°C |
| Package / Case | 16-SMD, Gull Wing |
| Mounting Type | Surface Mount |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Product Status | Active |
Substitute Part Grouping Explanation
Substitution eligibility for the ILQ620-X019T is determined by strict equivalence across the following critical parameters:
- Number of Channels: 4
- Voltage - Isolation: 5300Vrms
- Current Transfer Ratio range: 50% (Min) to 600% (Max) @ 5mA
- Output Type: Transistor
- Maximum Output Voltage: 70V
- Output Current per Channel: 50mA
- Operating Temperature Range: -55°C ~ 100°C
- Package / Case: 16-SMD, Gull Wing
- Mounting Type: Surface Mount
- RoHS Status: ROHS3 Compliant
- Moisture Sensitivity Level: 1 (Unlimited)
- Product Status: Active
The ILQ620-X009T meets all substitution criteria as a parametric equivalent within the ILQ620 base product family.
Parameter Comparison
| Parameter | ILQ620-X019T | ILQ620-X009T |
|---|---|---|
| Manufacturer | Vishay Semiconductor Opto Division | Vishay Semiconductor Opto Division |
| Number of Channels | 4 | 4 |
| Voltage - Isolation | 5300Vrms | 5300Vrms |
| Current Transfer Ratio (Min) | 50% @ 5mA | 50% @ 5mA |
| Current Transfer Ratio (Max) | 600% @ 5mA | 600% @ 5mA |
| Turn On / Turn Off Time (Typ) | 3µs, 2.3µs | 3µs, 2.3µs |
| Rise / Fall Time (Typ) | 20µs, 2µs | 20µs, 2µs |
| Input Type | AC, DC | AC, DC |
| Output Type | Transistor | Transistor |
| Voltage - Output (Max) | 70V | 70V |
| Current - Output / Channel | 50mA | 50mA |
| Voltage - Forward (Vf) (Typ) | 1.15V | 1.15V |
| Current - DC Forward (If) (Max) | 60mA | 60mA |
| Vce Saturation (Max) | 400mV | 400mV |
| Operating Temperature | -55°C ~ 100°C | -55°C ~ 100°C |
| Package / Case | 16-SMD, Gull Wing | 16-SMD, Gull Wing |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) |
| Product Status | Active | Active |
Engineering Selection Recommendations
Both the ILQ620-X019T and ILQ620-X009T are active products from Vishay Semiconductor Opto Division with identical electrical and mechanical specifications. Selection between these parts may be based on inventory availability. The ILQ620-X019T has 894 units in stock, while the ILQ620-X009T has 3601 units available. Both parts are ROHS3 compliant and carry MSL Level 1 (Unlimited) moisture sensitivity rating, suitable for standard storage and handling conditions. The 16-SMD, Gull Wing package format is consistent across both variants, ensuring PCB layout and assembly compatibility.
Frequently Asked Questions (FAQ)
Q: Can ILQ620-X009T be used as a direct replacement for ILQ620-X019T?
A: Yes. Both parts are parametric equivalents with identical electrical specifications, isolation voltage, channel count, output characteristics, and package format. No circuit modifications are required.
Q: Are there differences in isolation voltage between these parts?
A: No. Both the ILQ620-X019T and ILQ620-X009T provide 5300Vrms isolation voltage.
Q: Do these parts have the same package and mounting requirements?
A: Yes. Both use 16-SMD, Gull Wing surface mount packages with identical mechanical dimensions and PCB footprints.
Q: What is the difference between the X019T and X009T designations?
A: The X019T and X009T designations represent different manufacturing batches or date codes within the ILQ620 base product family. All electrical and mechanical parameters remain identical.
Q: Are both parts RoHS compliant?
A: Yes. Both the ILQ620-X019T and ILQ620-X009T are ROHS3 compliant.
Q: What is the moisture sensitivity level for these parts?
A: Both parts carry MSL Level 1 (Unlimited), indicating no moisture sensitivity restrictions for storage or handling.
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