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Specifications
Current - Saturation (Isat):
2A
Mfr. Part #:
SDRS7045-4R7NT
Package:
SMD,7x7mm
Key Attributes
Model Number:
SDRS7045-4R7NT
Product Description
Product Overview
The SDRS7045 Series Shielded SMD Power Inductors from SHENZHEN LANTU MICRO ELECTRIC TECHNOLOGY CO., LTD. are designed for high-performance power applications. Featuring a closed magnetic circuit design to minimize leakage, high saturation current, and low DC resistance, these inductors offer high accuracy dimensions suitable for automatic mounting. They are available in various package sizes and a wide inductance range, complying with RoHS, Halogen Free, and REACH standards. Ideal for thin-screen TVs, LCDs, AV equipment, gaming devices, and DC/DC converters, these components operate reliably in demanding environments.Product Attributes
- Brand: LANTU MICRO ELECTRIC TECHNOLOGY
- Series: SDRS7045 Series
- Type: Shielded SMD Power Inductors
- Certifications: RoHS, Halogen Free, REACH Compliance
- Design: Closed magnetic circuit design
- Mounting: Automatic mounting
Technical Specifications
Product Identification: SDRS 7045 100 N T
External Dimensions: 7.0 7.0 4.5 mm (LWH)
Operating Temperature: -40 to +125 (Including coils self-temperature rise)
Specifications Table
| Part No. | Inductance (H) | Tolerance | Test Freq. | DCR () Max | Saturation Current (A) Max | Temperature Rise Current (A) Max |
|---|---|---|---|---|---|---|
| SDRS7045-3R3N | 3.3 | 30% | 100KHz | 0.020 | 2.50 | 2.30 |
| SDRS7045-4R7N | 4.7 | 30% | 100KHz | 0.030 | 2.00 | 2.10 |
| SDRS7045-6R8N | 6.8 | 30% | 100KHz | 0.039 | 1.70 | 1.74 |
| SDRS7045-100N | 10 | 30% | 100KHz | 0.036 | 1.30 | 1.78 |
| SDRS7045-150N | 15 | 30% | 100KHz | 0.052 | 1.10 | 1.53 |
| SDRS7045-220N | 22 | 30% | 100KHz | 0.061 | 0.90 | 1.34 |
| SDRS7045-330N | 33 | 30% | 100KHz | 0.096 | 0.82 | 1.09 |
| SDRS7045-470N | 47 | 30% | 100KHz | 0.125 | 0.75 | 0.92 |
| SDRS7045-680N | 68 | 30% | 100KHz | 0.175 | 0.60 | 0.77 |
| SDRS7045-101N | 100 | 30% | 100KHz | 0.250 | 0.50 | 0.65 |
| SDRS7045-151N | 150 | 30% | 100KHz | 0.340 | 0.40 | 0.55 |
| SDRS7045-221M | 220 | 20% | 100KHz | 0.520 | 0.33 | 0.45 |
| SDRS7045-331M | 330 | 20% | 100KHz | 0.740 | 0.25 | 0.37 |
| SDRS7045-471M | 470 | 20% | 100KHz | 1.050 | 0.22 | 0.31 |
| SDRS7045-681M | 680 | 20% | 100KHz | 1.480 | 0.20 | 0.27 |
Definitions:
- Saturation Current: DC current at which inductance drops 10% from its value without current.
- Temperature Rise Current: The actual value of DC current when the temperature rise is T 40 (Ta=25).
- Rated DC Current: The lesser value of Isat or Irms.
Land Pattern Dimensions (mm)
| Part No. | A | B | C | D | E | H | I | J |
|---|---|---|---|---|---|---|---|---|
| SDRS7045 | 7.00.2 | 7.00.2 | 4.50.3 | 4.0 | 2.0 | 2.2 | 2.0 | 4.0 |
Packaging Quantities
| Part No. | Tape Dimension W (mm) | Tape Dimension P (mm) | Tape Dimension W1 (mm) | Reel Dimensions A (mm) | Reel Dimensions B (mm) | Reel Dimensions C (mm) | Reel Dimensions D (mm) | REEL (PCS) | Inside Box (PCS) | Outside Carton (PCS) |
|---|---|---|---|---|---|---|---|---|---|---|
| SDRS7045 | 16 | 12 | 7.5 | 16.4 | 60 | 13 | 330 | 1000 | 3000 | 12,000 |
Tape and Reel Specifications
Tape Dimension: W=16mm, P=12mm, W1=7.5mm
Reel Dimensions: A=16.4mm, B=60mm, C=13mm, D=330mm
Cover tape peel off condition:
- Cover tape peel force: 10 to 120g
- Noodle strip peeling angle: 165 to 180
Test Equipment Used
- Inductance (L): HP4284A, HP4285A or equivalent LCR meter
- Current (Isat & Irms): HP4284+42841A or equivalent
- DC Resistance (DCR): Chroma 16502 or equivalent
Applications
- Thin-screen TVs
- LCDs
- AV equipment
- Gaming equipment
- Other electrical devices
- DC/DC converters
Features
- High saturation current
- Low DCR
- Close magnetic circuit design reduces leakage
- Highly accurate dimensions for automatic mounting
- Various package sizes and wide inductance range
- RoHS, Halogen Free and REACH Compliance
2410121625_LanTu-Micro-SDRS7045-4R7NT_C19267855.pdf
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