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S-817A30APF-CUTTFG Equivalent & Substitute Parts
Part Overview
The S-817A30APF-CUTTFG is a linear voltage regulator IC from ABLIC Inc. designed for power management applications. This device delivers a fixed 3V output at 50mA with a maximum dropout voltage of 0.41V at 10mA, housed in a 4-SMD flat lead package (SNT-4A). The part is classified as obsolete, making identification of compatible substitutes essential for ongoing design support and production continuity.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer | ABLIC Inc. |
| Category | Power Management (PMIC) |
| Output Configuration | Positive |
| Output Type | Fixed |
| Voltage - Output (Min/Fixed) | 3V |
| Voltage - Input (Max) | 10V |
| Current - Output | 50mA |
| Voltage Dropout (Max) | 0.41V @ 10mA |
| Current - Quiescent (Iq) | 2.5 µA |
| Protection Features | Short Circuit |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Package / Case | 4-SMD, Flat Leads |
| Mounting Type | Surface Mount |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution for the S-817A30APF-CUTTFG is determined by strict equivalence across all critical electrical and mechanical parameters. The substitute part S-817A30APF-CUTTFU maintains identical specifications in the following key areas:
- Output voltage: Fixed 3V
- Output current: 50mA
- Input voltage maximum: 10V
- Dropout voltage: 0.41V @ 10mA
- Quiescent current: 2.5 µA
- Package type: 4-SMD, Flat Leads (SNT-4A)
- Protection: Short Circuit
- Operating temperature range: -40°C ~ 85°C
- RoHS and REACH compliance status
The primary difference between these parts is packaging format: the main part uses standard packaging, while the substitute is supplied in Cut Tape (CT) format. Both parts belong to the S-817 series and share identical electrical performance characteristics.
Parameter Comparison
| Parameter | S-817A30APF-CUTTFG | S-817A30APF-CUTTFU |
|---|---|---|
| Manufacturer | ABLIC Inc. | ABLIC Inc. |
| Series | S-817 | S-817 |
| Product Status | Obsolete | Active |
| Output Configuration | Positive | Positive |
| Output Type | Fixed | Fixed |
| Voltage - Output (Min/Fixed) | 3V | 3V |
| Voltage - Input (Max) | 10V | 10V |
| Current - Output | 50mA | 50mA |
| Voltage Dropout (Max) | 0.41V @ 10mA | 0.41V @ 10mA |
| Current - Quiescent (Iq) | 2.5 µA | 2.5 µA |
| Protection Features | Short Circuit | Short Circuit |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Package / Case | 4-SMD, Flat Leads | 4-SMD, Flat Leads |
| Supplier Device Package | SNT-4A | SNT-4A |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) |
| REACH Status | REACH Unaffected | REACH Unaffected |
Engineering Selection Recommendations
The S-817A30APF-CUTTFU is a direct electrical equivalent to the obsolete S-817A30APF-CUTTFG. Both parts are manufactured by ABLIC Inc. and comply with ROHS3 and REACH requirements. The substitute part carries Active product status, ensuring continued availability and manufacturing support.
Selection between these parts should be based on packaging requirements and supply chain considerations. The S-817A30APF-CUTTFU in Cut Tape format provides equivalent electrical performance and is recommended for new designs and production continuity where the original part is no longer available.
Frequently Asked Questions (FAQ)
Q: Can S-817A30APF-CUTTFU replace S-817A30APF-CUTTFG in existing designs?
A: Yes. Both parts are electrically identical with matching output voltage (3V), output current (50mA), dropout voltage (0.41V @ 10mA), and operating temperature range (-40°C ~ 85°C). The SNT-4A package footprint is identical for both parts.
Q: What is the difference between these two part numbers?
A: The primary difference is packaging format. S-817A30APF-CUTTFG uses standard packaging, while S-817A30APF-CUTTFU is supplied in Cut Tape (CT) format. Electrical specifications and physical package dimensions remain identical.
Q: Why is the original part marked as obsolete?
A: The S-817A30APF-CUTTFG is classified as obsolete by the manufacturer. The S-817A30APF-CUTTFU maintains the same electrical and mechanical specifications while carrying Active product status, ensuring long-term availability.
Q: Are there any compliance differences between these parts?
A: No. Both parts are ROHS3 compliant, REACH unaffected, and carry identical Moisture Sensitivity Level (MSL) ratings of 1 (Unlimited).
Q: Can these parts be used interchangeably on the same PCB?
A: Yes. Both parts use the 4-SMD flat lead package (SNT-4A) with identical footprints and pinouts, allowing direct substitution on the same printed circuit board assembly.
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