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Equivalent & Substitute Parts for 17S101K
Part Overview
The 17S101K is a 1 µH shielded molded inductor manufactured by Gowanda Electronics, designed for RF applications requiring axial through-hole mounting. This component delivers 1.07 A current rating with 70 mOhm maximum DC resistance and operates across the temperature range of -55°C to 105°C. The part is currently active in production with 910 pieces available in stock. Substitute parts are identified when equivalent electrical and mechanical parameters are maintained across the same inductance value, current rating, shielding configuration, and physical form factor.
Substiute Parts
Key Parameters
| Parameter | Specification |
|---|---|
| Inductance | 1 µH |
| Tolerance | ±10% |
| Current Rating | 1.07 A |
| DC Resistance (Max) | 70 mOhm |
| Shielding | Shielded |
| Core Material | Iron Powder |
| Q @ 25 MHz | 44 |
| Self Resonant Frequency | 140 MHz |
| Operating Temperature Range | -55°C to 105°C |
| Package Type | Axial |
| Mounting Type | Through Hole |
| Physical Dimensions | 0.162" Dia × 0.410" L (4.11 mm × 10.41 mm) |
Substitute Part Grouping Explanation
Substitute parts for the 17S101K are qualified based on strict electrical and mechanical parameter matching. The substitution criteria include:
- Identical inductance value of 1 µH with ±10% tolerance
- Matching current rating of 1.07 A
- Identical DC resistance maximum of 70 mOhm
- Shielded configuration maintained
- Iron powder core material
- Identical Q factor of 44 at 25 MHz
- Matching self-resonant frequency of 140 MHz
- Operating temperature range of -55°C to 105°C
- Through-hole axial mounting configuration
- Physical dimensions of 0.162" Dia × 0.410" L (4.11 mm × 10.41 mm)
The MLRF17S101K meets all these criteria and qualifies as a parametric equivalent substitute.
Parameter Comparison
| Parameter | 17S101K | MLRF17S101K |
|---|---|---|
| Manufacturer | Gowanda Electronics | Gowanda Electronics |
| Inductance | 1 µH | 1 µH |
| Tolerance | ±10% | ±10% |
| Current Rating (Amps) | 1.07 A | 1.07 A |
| DC Resistance (Max) | 70 mOhm | 70 mOhm |
| Shielding | Shielded | Shielded |
| Core Material | Iron Powder | Iron Powder |
| Q @ 25 MHz | 44 | 44 |
| Self Resonant Frequency | 140 MHz | 140 MHz |
| Operating Temperature | -55°C to 105°C | -55°C to 105°C |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | Axial | Axial |
| Physical Dimensions | 0.162" Dia × 0.410" L (4.11 mm × 10.41 mm) | 0.162" Dia × 0.410" L (4.11 mm × 10.41 mm) |
| RoHS Status | Not applicable | Not applicable |
| REACH Status | REACH Unaffected | REACH Unaffected |
| ECCN | EAR99 | EAR99 |
Engineering Selection Recommendations
Both the 17S101K and MLRF17S101K are active production components from Gowanda Electronics with identical electrical and mechanical specifications. Selection between these parts may be determined by packaging requirements: the 17S101K is supplied in Tape & Reel (TR) format with 910 pieces in stock, while the MLRF17S101K is supplied in Cut Tape (CT) format with 3359 pieces in stock. Both parts maintain equivalent compliance status with REACH regulations and EAR99 export classification. The choice between these substitutes should be based on procurement packaging preferences and inventory availability for your application requirements.
Frequently Asked Questions (FAQ)
Q: Can MLRF17S101K replace 17S101K in my circuit?
A: Yes. Both parts are parametric equivalents with identical inductance (1 µH), current rating (1.07 A), DC resistance (70 mOhm max), shielding configuration, core material, Q factor, self-resonant frequency, operating temperature range, and physical dimensions. The primary difference is packaging format.
Q: What is the difference between Tape & Reel and Cut Tape packaging?
A: Tape & Reel (TR) packaging supplies components on continuous tape wound on reels, suitable for automated assembly processes. Cut Tape (CT) packaging supplies components on tape segments cut to specific lengths, suitable for manual assembly or smaller volume applications. Both formats contain the same component.
Q: Are there any compliance differences between these parts?
A: No. Both parts share identical RoHS status (Not applicable), REACH status (REACH Unaffected), and ECCN classification (EAR99).
Q: Which part should I select based on availability?
A: MLRF17S101K has higher current inventory (3359 pieces) compared to 17S101K (910 pieces). If immediate availability is critical, MLRF17S101K may be the preferred choice, provided your assembly process accommodates Cut Tape packaging.
Q: Do these parts require any special handling or storage considerations?
A: Both parts have Moisture Sensitivity Level (MSL) rating of 1 (Unlimited), indicating no special moisture control requirements during storage or handling.
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