SDR
power choke coil inductor
applications and ratings
(continued)
Part
Designation
SDR1006TTEB271K
SDR1006TTEB331K
SDR1006TTEB391K
SDR1006TTEB471K
SDR1006TTEB561K
SDR1006TTEB681K
SDR1006TTEB821K
Nominal
Inductance
L (µH) @ 1KHz
270
330
390
470
560
680
820
Inductance
Tolerance
DC
Resistance
Maximum
(Ω)
0.97
1.15
1.30
1.48
1.90
2.25
2.55
Allowable
DC Current
Maximum
(Amps)
0.57
0.52
0.48
0.42
0.33
0.28
0.24
Operating
Temperature
Range
Storage
Temperature
Range
K: ±10%
-20°C to +80°C
-40°C to +105°C
environmental applications
L-Frequency Characteristics
1000
SDR1006-821K
Inductance (nH)
inductors
100
SDR1006-101K
10
SDR1006-120K
1
0.01
0.1
1
Frequency (MHz)
10
100
Performance Characteristics
Parameter
Maximum
∆
L
Test Method
1R
Body Strength
No damage
Load 1 kg. for 10 seconds
R: The top of load stock
L: Slot width
SDR0805: 1.57"
(4.0mm)
SDR1006: .236"
(6.0mm)
Resistance to Vibration
Change of inductance: ±5%
To put the sample on paper phenotic resin laminate base and to vibrate
at the frequency of 10 - 55 - 10 Hz for each X, Y, Z direction for 2 hours
and to sweep it at a full vibration width of .059"
(1.5mm)
for 1 minute
To immerse into solder bath @ 260°C ± 5°C for 10 seconds ± 1 second
To immerse in solder bath @ 235°C ± 5°C for 3 seconds ± 0.5 second
To leave in a bath @ -40°C ±2°C for 1000 hours
To keep @ -25°C to +85°C for 30 minutes in 5 cycles and leave for
1 - 15 minutes in normal temperature at the time of transition between
low temperatures and high temperatures
To leave in a bath @ 85°C ±2°C for 2 hours
(Resistance to heat of ferrite core: 120°C)
20°C shall be standard and change of inductance shall be measured
@ -25°C to +85°C
60°C ± 2°C, 90 - 95% RH, 1000 hours
40°C ± 2°C, 90 - 95% RH
85°C ± 2°C, supply allowable current for 1000 hours
Resistance to Soldering
Solderability
Resistance to Cold
No remarkable visual damage
The electrode shall be covered
with new solder
Change of inductance: ±10%
Temperature Cycling
Change of inductance: ±10%
Resistance to Heat
T.C.R.
Resistance to Damp
(Steady State)
Endurance
(Under Damp and Load)
Endurance
(Under High Temperature)
Change of inductance: ±10%
Change of inductance: ±5%
Change of inductance: ±10%
Change of inductance: ±10%
Change of inductance: ±10%
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
11/23/06
234
KOA Speer Electronics, Inc.
• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
KOA [ KOA SPEER ELECTRONICS, INC. ]
