744025004 Wurth Electronics Inc, 744025004 Datasheet - Page 3

• 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-PMI
Power Multilayer Inductor
Size 0805 / Size 0806
11/10
Electrical properties: Size 0805
Order Code
744 797 752 10
744 797 752 22
I
Inductance vs. Current
Electrical properties: Size 0806
Order Code
744 797 762 22
744 797 762 33
744 797 762 47
I
Inductance vs. Current
R
R
Product of the year
referring to self-heating, I
referring to self-heating, I
2010!*
sat
sat
Inductance
referring to inductance loss of 30%
Inductance
referring to inductance loss of 30%
±20%
±20%
(µH)
(µH)
1.0
2.2
2.2
3.3
4.7
10
10
1
0
1
0
1
1
2.2 µH
min.
min.
1.0 µH
10
12
15
2.2 µH
Q
Q
3.3 µH
4.7 µH
Frequency
Frequency
10
(MHz)
(MHz)
Test
Test
1
1
10
Strom/DC Current (mA)
Strom/DC Current (mA)
±30%
±30%
(mΩ)
(mΩ)
DCR
100
DCR
270
110
130
160
90
7 7
7 7
7 7
7 7
7 7
7 7
* Category Passive Components in the magazine ELEKTRONIK
Characteristics
Compact multilayer type
Suitable for applications with high currents
up to 2.5 A
Magnetically shielded construction: No crosstalk
Operating temperature: –40 °C to +125 °C
Recommended soldering profile: Reflow
Available in two different types
I
I
100
R
R
(mA)
(mA)
@ 20K
@ 20K
800
500
900
800
700
1000
I
I
R
R
(mA)
1100
(mA)
1200
1100
1000
@ 40K
@ 40K
700
10000
1000
(mA)
(mA)
700
500
400
300
250
I
I
sat
sat
(MHz)
(MHz)
min.
min.
SRF
100
SRF
70
75
60
45
4000
3000
Qty.
Qty.
7 7
7 7
Dimensions (in mm)
Land pattern (in mm)
Dimensions (in mm)
Land pattern (in mm)
Applications
DC/DC converters especially at high switching
frequencies (> 1 MHz)
Portable devices like PDA and digital cameras
0,5 ±0,3
0,5 ±0,3
2,0 ±0,2
2,0 ±0,2
0,8
0,8
0,8
0,8
www.we-online.com
0,8
0,8
03