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