744025004 Wurth Electronics Inc, 744025004 Datasheet - Page 17

• Manufacturer Part Number: 744025004
• Description: INDUCTOR POWER 4.7UH 1.35A SMD
• Manufacturer: Wurth Electronics Inc
• Series: WE-TPC 2828r

Specifications of 744025004

• Inductance: 4.7µH
• Package / Case: 0.112" L x 0.112" W x 0.110" H (2.85mm x 2.85mm x 2.80mm)
• Current: 1.35A
• Current - Saturation: 1.7A
• Shielding: Shielded
• Dc Resistance (dcr): 120 mOhm Max
• Self Resonant Freq: 84MHz
• Mounting Type: Surface Mount
• Operating Temperature: -40°C ~ 125°C
• Frequency - Test: 100kHz
• Applications: General Purpose
• Tolerance: 20 %
• Maximum Dc Current: 1.35 Amps
• Maximum Dc Resistance: 120 mOhms
• Self Resonant Frequency: 84 MHz
• Dimensions: 2.8 mm W x 2.8 mm L x 2.8 mm H
• Operating Temperature Range: - 40 C to + 85 C
• Termination Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Q @ Freq: -
• Current - Temperature Rise: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 732-2615-2

WE-HCF
SMD High Current Inductor
Size 2013
11/10
Electrical properties
Order Code
744 363 150 0
744 363 220 0
744 363 330 0
744 363 470 0
I
I
Schematic
Inductance vs. Current
R
sat
referring to 50 K self-heating above ambient temperature
referring to inductance loss of 30%
50
45
40
35
30
25
20
15
10
5
0
0
L
0
(µH)
±15%
15
22
33
47
14.70
21.10
19.40
12.45
(µH)
L
Extended inductance
N
Strom/current (A)
1
DCR ±10%
values
(mΩ)
10.65
11.40
12.20
8.70
7 7
7 7
7 7
Land pattern (in mm)
Characteristics
Very low core losses (MnZn)
Recommended solder profile: Reflow
Operating temperature: –40 °C to +125 °C
(A)
14
12
12
12
I
R
10
21.0
15.0
11.0
8.5
(A)
I
sat
Core Material
MnZn
744 363 150 0
744 363 220 0
744 363 330 0
744 363 470 0
Qty.
100
7 7
7 7
7 7
7 7
Dimensions (in mm)
1
Applications
Storage inductor for high efficiency DC/DC
converters
Single and polyphase buck converters
Filter for audio applications
Optimized for high current boost applications
21,8 max.
3
9,0 ±0,5
2,5 ±0,2
2
2,5 ±0,2
2,0 ref.
Pad 3 only for mechanical
reasons – no center top function
www.we-online.com
3,0 ±0,5
17