Form No:
S00009-1-0000-TBM02-140300096
Specification for Approval
Date:
2014/07/21
Customer :
友仁達
TAI-TECH P/N:
CUSTOMER P/N:
DESCRIPTION:
QUANTITY:
DFP252012TF-SERIES
pcs
REMARK:
Customer Approval Feedback
西 北 臺 慶 科 技 股 ½ 有 限 公 司
TAI-TECH Advanced Electronics Co., Ltd
■
西北臺慶科技股½有限公司
TAI-TECH Advanced Electronics Co., Ltd
Headquarter:
NO.1 YOU 4TH ROAD, YOUTH INDUSTRIAL DISTRICT, YANG-MEI,
TAO-YUAN HSIEN, TAIWAN, R.O.C.
TEL: +886-3-4641148
FAX: +886-3-4643565
http://www.tai-tech.com.tw
E-mail: sales@tai-tech.com.tw
Sales Dep.
APPROVED
CHECKED
□ 東莞臺慶精密電子有限公司
DONGGUAN TAI-TECH ADVANCED ELECTRONICS CO., LTD
JITIGANG MANAGEMENT DISTRICT, HUANGJIANG, DONGGUAN,
GUANGDONG, CHINA
TEL: +86-769-3365488 FAX: +86-769-3366896
E-mail: twnwe@pub.dgnet.gd.cn
王貞方
Eva Wang
鐘明君
Mandy Chung
Office:
金亨國際有限公司
KAMHENG INTERNATIONAL LIMITED
TEL: +86-852-25772033
FAX: +86-852-28817778
R&D Center
APPROVED
CHECKED
DRAWN
□ 臺慶精密電子(昆山)有限公司
TAI-TECH ADVANCED ELECTRONICS(KUNSHAN) CO., LTD
SHINWHA ROAD, KUNJIA HI-TECH INDUSTRIAL PARK, KUN-SHAN,
JIANG-SU, CHINA
TEL: +86-512-57619396 FAX: +86-512-57619688
E-mail: hui@tai-tech.com.tw
楊祥忠
Mikey Yang
詹偉特
Jack Chan
林宜蕰
Beryl Lin
Office:
北欣國際有限公司
NORTH STAR INTERNATIONAL LIMITED
TEL: +86-512-57619396
FAX: +86-512-57619688
TA734003
TAI-TECH
P1
Power Inductor
ECN HISTORY LIST
REV
DATE
DESCRIPTION
APPROVED
DFP252012TF-SERIES
CHECKED
DRAWN
1.0
13/10/30
新 發 行
楊祥忠
詹偉特
林宜蕰
備
註
www.tai-tech.com.tw
TAI-TECH
P2
Power Inductor
1. Features
1. This specification applies Low Profile Power Inductors.
2. 100% Lead(Pb) & Halogen-Free and RoHS compliant.
DFP252012TF-SERIES
Halogen
Pb
Pb-free
2. Dimension
Halogen-free
B
A
D
C
Series
DFP252012TF
Units: mm
A(mm)
2.5 -0.1/+0.2
B(mm)
2.0 -0.05/+0.35
C(mm)
1.2Max
D(mm)
E(mm)
E
D
0.85 ref. 0.80 ref.
3. Part Numbering
DFP
A
A: Series
B: Dimension
C: Lead Free
D: Inductance
E: Inductance Tolerance
Material
R47=0.47uH
M=±20%
252012 TF
B
C
-
R47
D
M
E
4. Specification
TAI-TECH
Part Number
DFP252012TF-R24M
DFP252012TF-R33M
DFP252012TF-R47M
DFP252012TF-R68M
DFP252012TF-1R0M
DFP252012TF-1R5M
DFP252012TF-2R2M
Note:
Isat：Based on inductance change
（△L/L0：≦-30%）@
ambient temp. 25℃
Irms：Based on temperature rise
（△T：40℃.）Max
Inductance Tolerance
(uH)
(%)
0.24
0.33
0.47
0.68
1.0
1.5
2.2
±20%
±20%
±20%
±20%
±20%
±20%
±20%
Test
Frequency
(Hz)
0.1V/1M
0.1V/1M
0.1V/1M
0.1V/1M
0.1V/1M
0.1V/1M
0.1V/1M
DCR
(Ω) typ.
0.020
0.027
0.027
0.036
0.045
0.080
0.085
DCR
(Ω) Max.
0.024
0.032
0.032
0.043
0.057
0.096
0.102
I sat
(A) typ.
8.00
5.70
5.50
4.50
3.90
3.00
2.70
I sat
(A) Max.
6.50
4.60
4.50
3.80
3.40
2.60
2.30
I rms
(A) typ
4.70
4.50
4.40
3.60
3.50
2.50
2.30
www.tai-tech.com.tw
TAI-TECH
DFP252012TF-R24
0.4
P3
DFP252012TF-R33
0.5
0.3
0.4
Inductance(uH)
Inductance(uH)
0
2
4
6
8
0.2
0.3
0.2
0.1
0.1
0
DCcurrent(A)
0
0
2
4
6
8
DCcurrent(A)
DFP252012TF-R47
0.8
1
DFP252012TF-R68
0.6
0.8
Inductance(uH)
Inductance(uH)
0
2
4
6
8
0.4
0.6
0.4
0.2
0.2
0
DCcurrent(A)
0
0
1
2
3
4
5
DCcurrent(A)
DFP252012TF-1R0
2
DFP252012TF-1R5
2.5
1.5
2
Inductance(uH)
Inductance(uH)
0
1
2
3
4
1.5
1
1
0.5
0.5
0
0
0
0.6
1.2
1.8
2.4
3
DCcurrent(A)
DCcurrent(A)
DFP252012TF-2R2
4
3
Inductance(uH)
2
1
0
0
0.5
1
1.5
2
2.5
DCcurrent(A)
www.tai-tech.com.tw
TAI-TECH
P4
5. Material List
No.
a.
b.
c
d
Description
Core
Coating
Termination
Wire
Specification
Ferrite Core
Epoxy with magnetic powder
Tin( Pb Free)
Enameled Copper Wire
Exposed wire tolerance limit of coating resin part on product side.
Size of exposed wire occurring to coating resin is specified below.
1. Width direction（dimension a）
：Acceptable
when a≦w/2
Nonconforming when a＞w/2
2. Length direction（dimension b）
：Dimension
b is not specified.
3. The total area of exposed wire occurring to each sides is
not greater than 50% of coating resin area, and is acceptable.
6. Reliability and Test Condition
Item
Operating Temperature
Performance
-55~+125℃(For products in unopened tape package, less than 40℃)
Test Condition
Electrical Performance Test
Agilent-4291, Agilent-4287
Inductance L
Refer to standard electrical characteristic list
Agilent-4291
DC Resistance
Agilent-4338
Rated Current
Base on temp. rise &
△L/L0A≦30%.
Saturation DC Current (Isat) will cause L0
to drop approximately
△L(%).
Heat Rated Current (Irms) will cause the coil temperature rise
approximately
△T(℃)
without core loss.
1.Applied the allowed DC current.
2.Temperature measured by digital surface thermometer
Temperature Rise Test
ΔT
40
℃
Max
Mechanical Performance Test
Appearance：No damage.
Inductance：within±10%
of initial value
Solder Heat Resistance
RDC：within
±15%
of initial value and shall not exceed the specification value
Temperature
(°C)
Time
(s)
Temperature
ramp/immersion
and
emersion
rate
25mm/s±6 mm/s
Number
of heat
cycles
260
±5
(solder temp)
10
±1
1
Depth: completely cover the termination
Solderability Test
More than 95% of terminal electrode should be covered with solder.
Preheat: 150℃,60sec.。
Solder: Sn99.5%-Cu0. 5%。
Temperature: 245±5℃。
Flux for lead free: Rosin. 9.5%。
Dip time: 4±1sec。
Depth: completely cover the termination
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