Beijing Silk Road Enterprise Management Services Co., Ltd.
| Current - Saturation (Isat) | 16A |
| Description | 16A SMD,12.5x12.5mm Fixed Inductors RoHS |
| Mfr. Part # | SDRI127-3R3NT |
| Package | SMD,12.5x12.5mm |
| Model Number | SDRI127-3R3NT |
View Detail Information
Explore similar products
Compact size inductors CENKER CKCS4018-4.7uH M suitable for integration in space
epoxy coated axial inductor CENKER CKL0307-2.2uH K CCA T for in radios
Durable SMD Power Inductor CND-tek MHT0630SG-8R2M H with Defined Saturation and
Metal dust core power inductor COILMX MS0850-2R2M designed for frequencies up to
Product Specification
| Current - Saturation (Isat) | 16A | Description | 16A SMD,12.5x12.5mm Fixed Inductors RoHS |
| Mfr. Part # | SDRI127-3R3NT | Package | SMD,12.5x12.5mm |
| Model Number | SDRI127-3R3NT |
The SDRI127 Series Shielded SMD Power Inductors from SHENZHEN LANTU MICRO ELECTRIC TECHNOLOGY CO., LTD. are designed for high-performance power supply applications. These inductors feature a closed magnetic circuit design that minimizes leakage flux, high saturation current, and low DC resistance. Their highly accurate dimensions ensure suitability for automatic mounting processes. With a wide range of inductance values and package sizes, they are compliant with RoHS, Halogen Free, and REACH standards, making them ideal for use in VTRs, LCD televisions, notebook PCs, portable communication equipment, and DC/DC converters.
General Specifications:
| Feature | Description |
|---|---|
| Operating Temperature | -40 to +125 (Including coils self-temperature rise) |
| Test Equipment (Inductance) | HP4284A, HP4285A or equivalent LCR meter |
| Test Equipment (Current) | HP4284+42841A or equivalent |
| Test Equipment (Q Factor) | HP4285A or equivalent |
| Test Equipment (DCR) | Chroma 16502 or equivalent |
Product Identification:
| Component | Description |
|---|---|
| Type | SDRI |
| Outer Dimensions (LWH) | 127 (12.512.58.0 mm) |
| Inductance | e.g., 470 (47 H) |
| Inductance Tolerance | J:5%, K: 10%, L: 15%, M: 20%, P: 25%, N: 30% |
| Packing | T: Tape & Reel, B: Bulk Package |
Electrical Characteristics (SDRI127 Series):
| Part No. | Inductance (H) @0A | Tolerance | Test Freq. (L) | Q Min. @ Test Freq. | DCR () Max. | Isat (A) Max. | Irms (A) Max. | |
|---|---|---|---|---|---|---|---|---|
| SDRI127-1R0N | 1.0 | 30% | 100KHz | 20 | 0.009 | 26.00 | 10.00 | |
| SDRI127-2R2N | 2.2 | 30% | 100KHz | 20 | 0.012 | 21.00 | 8.00 | |
| SDRI127-2R7N | 2.7 | 30% | 100KHz | 20 | 0.013 | 19.00 | 8.00 | |
| SDRI127-3R3N | 3.3 | 30% | 100KHz | 20 | 0.013 | 16.00 | 8.00 | |
| SDRI127-3R9N | 3.9 | 30% | 100KHz | 20 | 0.013 | 14.00 | 7.50 | |
| SDRI1274R7N | 4.7 | 30% | 100KHz | 30 | 0.016 | 12.00 | 6.80 | |
| SDRI127-6R1N | 6.1 | 30% | 100KHz | 30 | 0.018 | 11.50 | 6.60 | |
| SDRI127-6R8N | 6.8 | 30% | 1 | 30 | 0.019 | 10.50 | 6.60 | |
| SDRI127-7R6N | 7.6 | 30% | 100KHz | 30 | 0.020 | 10.00 | 5.90 | |
| SDRI127-8R2N | 8.2 | 30% | 100KHz | 30 | 0.020 | 9.50 | 5.60 | |
| SDRI127-100N | 10 | 30% | 100KHz | 35 | 0.021 | 9.00 | 5.40 | |
| SDRI127-120M | 12 | 20% | 100KHz | 35 | 0.240 | 8.50 | 4.90 | |
| SDRI127-150M | 15 | 20% | 100KHz | 35 | 0.027 | 8.00 | 4.50 | |
| SDRI127-180M | 18 | 20% | 100KHz | 35 | 0.039 | 7.50 | 3.90 | |
| SDRI127-220M | 22 | 20% | 100KHz | 35 | 0.043 | 7.00 | 3.60 | |
| SDRI127-270M | 27 | 20% | 100KHz | 35 | 0.046 | 6.50 | 3.40 | |
| SDRI127-330M | 33 | 20% | 100KHz | 35 | 0.065 | 5.50 | 3.00 | |
| SDRI127-390M | 39 | 20% | 100KHz | 35 | 0.072 | 5.00 | 2.75 | |
| SDRI127-470M | 47 | 20% | 100KHz | 35 | 0.100 | 4.60 | 2.50 | |
| SDRI127-560M | 56 | 20% | 100KHz | 35 | 0.110 | 4.40 | 2.35 | |
| SDRI127-680M | 68 | 20% | 100KHz | 35 | 0.140 | 4.00 | 2.10 | |
| SDRI127-820M | 82 | 20% | 100KHz | 35 | 0.160 | 3.80 | 1.95 | |
| SDRI127-101M | 100 | 20% | 100KHz | 40 | 0.220 | 3.50 | 1.70 | |
| SDRI127-121M | 120 | 20% | 100KHz | 40 | 0.250 | 3.00 | 1.60 | |
| SDRI127-151M | 150 | 20% | 100KHz | 40 | 0.280 | 2.70 | 1.42 | |
| SDRI127-181M | 180 | 20% | 100KHz | 40 | 0.350 | 2.50 | 1.30 | |
| SDRI127-221M | 220 | 20% | 100KHz | 40 | 0.390 | 2.00 | 1.16 | |
| SDRI127-271M | 270 | 20% | 100KHz | 40 | 0.560 | 1.95 | 1.06 | |
| SDRI127-331M | 330 | 20% | 100KHz | 40 | 0.640 | 1.90 | 0.95 | |
| SDRI127-391M | 390 | 20% | 100KHz | 40 | 0.700 | 1.65 | 0.88 | |
| SDRI127-471M | 470 | 20% | 100KHz | 40 | 0.980 | 1.50 | 0.79 | |
| SDRI127-561M | 560 | 20% | 100KHz | 40 | 1.070 | 1.40 | 0.73 | |
| SDRI127-681M | 680 | 20% | 100KHz | 40 | 1.460 | 1.30 | 0.67 | |
| SDRI127-821M | 820 | 20% | 100KHz | 40 | 1.640 | 1.10 | 0.60 | |
| SDRI127-102M | 1000 | 20% | 100KHz | 40 | 1.820 | 1.00 | 0.55 |
Definitions:
Dimensions (mm):
| Part No. | A (Max) | B (Max) | C (Max) | D | E | F | G | H |
|---|---|---|---|---|---|---|---|---|
| SDRI127 | 12.5 | 12.5 | 8.0 | 5.0 | 7.6 | 2.9 | 7.0 | 5.4 |
Packaging:
| Part No. | Tape Width (mm) | Pitch (mm) | Hole Dia. (mm) | Reel Dia. (mm) | Reel Quantity (PCS) | Inside Box (PCS) | Outside Carton (PCS) |
|---|---|---|---|---|---|---|---|
| SDRI127 | 24 | 16 | 11.5 | 24.4 | 500 | 1000 | 4000 |
Reliability Testing:
| Item | Requirements | Test Methods and Remarks |
|---|---|---|
| Terminal Strength | Meet requirements without loose terminal. | SMT: Pulling test (force varies by terminal area). DIP: Pulling test (force varies by terminal diameter). Solder paste thickness: 0.12mm. Keep time: 101s, Speed: 1.0mm/s. |
| Resistance to Flexure | No visible mechanical damage. | Solder to jig, apply flexure (2mm) at 0.5mm/sec for 30 sec. |
| Dropping | No case deformation or change in appearance. No short/open. | Drop packaged products from 1m high (1 angle, 3 ridges, 6 surfaces), twice each direction. |
| Solderability | Wetting shall exceed 75% coverage. Terminals must have 95% minimum solder coverage. | Solder temperature: 2402, Duration: 3 sec. Solder: Sn/3.0Ag/0.5Cu. Flux: 25% Resin, 75% ethanol. |
| Vibration | No visible mechanical damage. Inductance change: 10%. Q factor change: 20%. | Solder to jig, subjected to simple harmonic motion (1.5mm amplitude, 10-55 Hz) for 2 hours in 3 perpendicular directions. |
| Thermal Shock | No visible mechanical damage. Inductance change: 10%. Q factor change: 20%. | 100 cycles of (85~125 for T time) to (-55~40 for T time). Transforming interval: Max. 20 sec. |
| Low temperature Storage | No visible mechanical damage. Inductance change: 10%. Q factor change: 20%. | Temperature: -55~-402. Duration: 962 hours. |
| High temperature Storage | No visible mechanical damage. Inductance change: 10%. Q factor change: 20%. | Temperature: 125~852. Duration: 962 hours. |
| Damp Heat (Steady States) | No visible mechanical damage. Inductance change: 10%. Q factor change: 20%. | Temperature: 602, Humidity: 90% to 95% RH. Duration: 962 hours. |
| Heat endurance of Reflow soldering | No significant defects in appearance. L/L10%. Q/Q30%. DCR/DCR10%. | Refer to reflow curve, twice. Peak temperature: 260+0/-5. |
| Resistance to solvent test | No case deformation or change in appearance or obliteration of marking. | Dip in IPA solvent for 50.5Min, dry for 5Min, brush 10 times. |
| Overload test | No smoke, no peculiar smell, no fire during test. Characteristics normal after test. | Apply twice rated current for 5 minutes. |
| Voltage resistance test | No breakdown during test. Characteristics normal after test. | DC1000V, Current: 1mA, Time: 1Min. (For parts with two coils). |
Recommended Reflow Soldering Curve:
The recommended reflow conditions are provided as a guideline. Users should adjust and confirm according to their specific environment and equipment.
Reminders for Using These Products:
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer
Year Established:
2009
Employee Number:
>>300
Ecer Certification：
Verified Supplier
Company Profile Beijing Silk Road Enterprise Management Services Co.,Ltd. is a professional company focus on integrated circuit ic business. Beijing Silk Road will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining an... Company Profile Beijing Silk Road Enterprise Management Services Co.,Ltd. is a professional company focus on integrated circuit ic business. Beijing Silk Road will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining an...
Get in touch with us
Leave a Message, we will call you back quickly!