744025004 Wurth Electronics Inc, 744025004 Datasheet - Page 18

• 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

18
Multiphase switching
WE-HCM
SMD High Current Flat Wire Inductor
Size 1190 / Size 1390
Electrical properties: Size 1190
Order Code
744 301 025
744 301 033
744 301 047
I
I
Electrical properties: Size 1390
Order Code
744 309 025
744 309 033
744 309 047
I
I
R
sat
R
sat
www.we-online.com
referring to 50 K self-heating above ambient temperature
referring to 50 K self-heating above ambient temperature
referring to inductance loss of 20%
referring to inductance loss of 20%
regulator
Tight DCR for current
sense applications
L
L
o
o
(nH)
(nH)
250
330
470
250
330
470
±20%
±20%
DCR ±7%
DCR ±7%
0.165
(mΩ)
(mΩ)
0.32
I
I
R
R
(A)
(A)
40
50
typ.
typ.
7 7
7 7
7 7
7 7
7 7
Land pattern (in mm)
Land pattern (in mm)
Characteristics
Low core losses (MnZn)
High saturation current up to 81 A
DCR tolerance ±7%
Recommended solder profile: Reflow
Operating temperature: –40 °C to +125 °C
I
I
sat
sat
81.0
62.5
40.5
(A)
(A)
65
46
35
typ.
typ.
Core Material
Core Material
12,1
4,2
10
15
MnZn
MnZn
Qty.
300
Qty.
300
7 7
7 7
7 7
7 7
Dimensions (in mm)
Dimensions (in mm)
Applications
Multiphase switching regulator
CPU/Ram power supply
Power PC
Input/output filter
3,2 ±0,5
11,3 ±0,5
10,5 ±0,5
12,5 ±0,5
14,0 ±0,5
1,8 ±0,3
11/10