TAI-TECH
P1
Power Inductor
DFP252012TF-100M
ECN HISTORY LIST
REV
DATE
1.0
19/07/31
DESCRIPTION
新 發 行
備
註
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APPROVED
CHECKED
DRAWN
羅宜春
梁周虎
張麗麗
TAI-TECH
P2
Power Inductor
DFP252012TF-100M
1. Features
1. This specification applies Low Profile Power Inductors.
2. 100% Lead(Pb) & Halogen-Free and RoHS compliant.
3. Operating temperature -40~+125℃ (Including self - temperature rise)
Halogen
Halogen-free
2. Dimension
Series
A(mm)
B(mm)
C(mm)
D(mm)
E(mm)
DFP252012TF
2.5 -0.1/+0.2
2.0 -0.05/+0.35
1.2Max
0.85 ref. 0.80 ref.
3. Part Numbering
DFP
252012 TF
A
B
A: Series
B: Dimension
C: Lead Free
D: Inductance
E: Inductance Tolerance
-
C
100
M
D
E
Material
100=10.0uH
M=±20%
4. Specification
TAI-TECH
Part Number
Inductance
(uH)
Tolerance
(%)
Test
Frequency
(Hz)
DCR
(Ω) typ.
DCR
(Ω) Max.
I sat
(A) typ.
I sat
(A) Max.
I rms
(A) typ
I rms
(A) Max
DFP252012TF-100M
10.0
±20%
0.1V/1M
0.580
0.690
1.20
1.00
1.20
1.00
Note:
Isat:Saturation Current (Isat) will cause L0 to drop approximately 30%.
Irms:Heat Rated Current (Irms) will cause the coil temperature rise approximately Δt40℃.
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P3
5. Material List
No.
Description Specification
a.
Core
Ferrite Core
b.
Wire
Enameled Copper Wire
c
Glue
Epoxy with magnetic powder
d
Terminal
Ag/Ni/Sn
Appearance of exposed wire tolerance limit:
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.
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P4
6. Reliability and Test Condition
Item
Performance
Operating temperature
-40~+125℃ (Including self - temperature rise)
Storage temperature
1. -10~+40℃,50~60%RH (Product with taping)
2. -40~+125℃(on board)
Test Condition
Electrical Performance Test
HP4284A,CH11025,CH3302,CH1320,CH1320S
Inductance
Refer to standard electrical characteristics list.
DCR
LCR Meter.
CH16502,Agilent33420A Micro-Ohm Meter.
Saturation DC Current (Isat) will cause L0
Saturation Current (Isat)
Approximately△L30%
to drop △L(%)(keep quickly).
Heat Rated Current (Irms) will cause the coil temperature rise
△T(℃) without core loss.
Heat Rated Current (Irms)
Approximately △T40℃
1.Applied the allowed DC current(keep 1 min.).
2.Temperature measured by digital surface thermometer
Reliability Test
Preconditioning: Run through IR reflow for 2 times.( IPC/JEDEC
J-STD-020DClassification Reflow Profiles)
Temperature: 125±2℃
Applied current:rated current
Duration:1000±12hrs
Measured at room temperature after placing for 24±2 hrs
Life Test
Preconditioning: Run through IR reflow for 2 times.( IPC/JEDEC
J-STD-020DClassification Reflow Profiles
Humidity:85±2﹪R.H,
Temperature:85℃±2℃
Duration:1000hrs Min. with 100% rated current
Measured at room temperature after placing for 24±2 hrs
Load Humidity
Moisture Resistance
Appearance:No damage.
Inductance:within±10% of initial value
Q:Shall not exceed the specification value.
RDC:within ±15% of initial value and shall not
exceed the specification value
Preconditioning: Run through IR reflow for 2 times.( IPC/JEDEC
J-STD-020DClassification Reflow
Profiles
1. Baked at50℃ for 25hrs, measured at room temperature after
placing for 4 hrs.
2. Raise temperature to 65 ± 2 ℃ 90-100%RH in 2.5hrs, and
keep 3 hours, cool down to 25℃ in 2.5hrs.
3. Raise temperature to 65 ± 2 ℃ 90-100%RH in 2.5hrs, and
keep 3 hours, cool down to 25℃ in
2.5hrs,keep at 25℃ for 2 hrs then keep at -10℃ for 3 hrs
4. Keep at 25 ℃ 80-100%RH for 15min and vibrate at the
frequency of 10 to 55 Hz to 10 Hz, measure at
room temperature after placing for 1~2 hrs.
Preconditioning: Run through IR reflow for 2 times.( IPC/JEDEC
J-STD-020DClassification
Reflow Profiles
Condition for 1 cycle
Step1:-40±2℃ 30±5min
Step2:25±2℃ ≦0.5min
Step3:125±2℃ 30±5min
Number of cycles: 500
Measured at room temperature after placing for 24±2 hrs
Thermal
shock
Preconditioning: Run through IR reflow for 2
times.( IPC/JEDECJ-STD-020DClassification Reflow Profiles)
Oscillation Frequency: 10Hz~2KHz~10Hz for 20 minutes
Equipment: Vibration checker
Total Amplitude:10g
Testing Time : 12 hours(20 minutes, 12 cycles each of 3
orientations)。
Vibration
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P5
Item
Performance
Bending
Shock
Solder ability
Appearance:No damage.
Impedance:within±15% of initial value
Inductance:within±10% of initial value
Q:Shall not exceed the specification value.
RDC:within ±15% of initial value and shall not
exceed the specification value
More than 95% of the terminal electrode should
be covered with solder。
Test Condition
Shall be mounted on a FR4 substrate of the
following dimensions: >=0805 inch(2012mm):40x100x1.2mm
=0805 inch(2012mm):1.2mm
0805:1kg ,
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