SURFACE MOUNT
POWER INDUCTORS
STI SERIES
FEATURES
- Good for IR reflow
- Sturdy construction
- High current handling ability
- Compact, good for high density applications
ELECTRICAL CHARACTERISTICS
- Inductance range
- Test frequency
- Rated current range
- Tolerance
- Test equipment
- Rated current
1.0 µH to 1000 µH
1 KHz @ 10mV
400mA to 11.0 Amps
± 10% over entire range
QuadTech 1750 LCR Meter
Based on coil temperature rise not to exceed 40°C
PHYSICAL CHARACTERISTICS
- Operating temperature
- Core
- Safety rating
- Packaging
- Tape & reel
DIMENSIONS IN INCHES
TOTAL
LENGTH
"A"
BASE
DIAMETER
"B"
TOTAL
HEIGHT
"C"
0.33" ± 0.03"
0.40" ± 0.03"
0.43" ± 0.03"
0.61" ± 0.03"
TERMINAL
LENGTH
"D"
0.10" ± 0.01"
0.10" ± 0.01"
0.10" ± 0.01"
0.10" ± 0.01"
TERMINAL
WIDTH
"E"
0.13" ± 0.02"
0.13" ± 0.02"
0.13" ± 0.02"
0.13" ± 0.02"
-55°C to +105°C
Iron Powder
UL94V-0
100 pieces per bag
Available on high volume orders
SERIES
STI40
STI50
STI60
STI70
0.70" ± 0.05" 0.46" ± 0.02"
0.85" ± 0.05" 0.62" ± 0.02"
0.95" ± 0.05" 0.70" ± 0.02"
1.30" ± 0.10" 0.99" ± 0.02"
Associated Components Technology / Phone 800-234-2645 / Fax 714-265-4810 / Website http://www.act1.com
ELECTRICAL SPECIFICATIONS
STI40 SPECIFICATIONS
Part
Number
STI40-1R0K
STI40-3R3K
STI40-4R7K
STI40-6R8K
STI40-100K
STI40-150K
STI40-270K
STI40-330K
STI40-470K
STI40-560K
STI40-750K
STI40-101K
L
( µH )
Tol
%
±
STI60 SPECIFICATIONS
DCR
max
(
Ω
)
.0063
.0087
.0150
.0175
.0287
.0412
.0687
.0950
.1387
.1512
.2225
.2650
Rated
Current
( mA )
4000
3500
3000
2500
2200
1900
1500
1100
800
600
500
400
Part
Number
STI60-1R0K
STI60-2R0K
STI60-3R3K
STI60-5R6K
STI60-8R2K
STI60-100K
STI60-200K
STI60-330K
STI60-500K
STI60-750K
STI60-101K
STI60-151K
STI60-201K
STI60-331K
STI60-501K
L
( µH )
1.0
2.0
3.3
5.6
8.2
10
20
33
50
75
100
150
200
330
500
Tol
%
±
DCR
max
(
Ω
)
.0025
.0037
.0062
.0075
.0112
.0137
.0262
.0413
.0625
.0975
.1063
.1187
.2275
.5000
.6250
Rated
Current
( mA )
9000
8300
7500
6000
5200
4500
3800
3400
3000
2700
2300
1900
1500
1200
1000
1.0
3.3
4.7
6.8
10
15
27
33
47
56
75
100
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
STI50 SPECIFICATIONS
Part
Number
STI50-1R0K
STI50-3R3K
STI50-4R7K
STI50-6R8K
STI50-100K
STI50-150K
STI50-270K
STI50-330K
STI50-470K
STI50-560K
STI50-750K
STI50-101K
STI50-151K
STI50-221K
STI50-331K
STI50-471K
STI50-561K
STI50-751K
STI50-102K
L
( µH )
1.0
3.3
4.7
6.8
10
15
27
33
47
56
75
100
150
220
330
470
560
750
1000
Tol
%
±
STI70 SPECIFICATIONS
DCR
max
(
Ω
)
.0037
.0063
.0100
.0125
.0138
.0212
.0300
.0400
.0600
.0700
.0937
.1350
.2200
.2612
.4262
.5212
.5600
.8312
1.023
Rated
Current
( mA )
6000
5000
4500
4000
3500
3200
2800
2500
2200
2000
1800
1500
1300
1100
900
700
500
400
400
Part
Number
STI70-1R0K
STI70-2R2K
STI70-4R7K
STI70-6R8K
STI70-100K
STI70-150K
STI70-180K
STI70-220K
STI70-270K
STI70-470K
STI70-101K
STI70-251K
STI70-331K
STI70-501K
STI70-751K
STI70-102K
L
( µH )
1.0
2.2
4.7
6.8
10
15
18
22
27
47
100
250
330
500
750
1000
Tol
%
±
DCR
max
(
Ω
)
.0012
.0025
.0038
.0050
.0075
.0088
.0100
.0125
.0163
.0213
.0475
.1375
.1750
.2750
.3250
.5875
Rated
Current
( mA )
11000
10000
9000
8500
8000
7500
7000
6500
6000
5500
4000
3000
2500
2000
1300
1000
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
SUGGESTED LAND PATTERN
SERIES SPACING "A"
STI40
STI50
STI60
STI70
0.43"
0.58"
0.68"
0.96"
WIDTH "B"
0.20"
0.20"
0.20"
0.20"
LENGTH "C"
0.12"
0.12"
0.12"
0.12"
Associated Components Technology / Phone 800-234-2645 / Fax 714-265-4810 / Website http://www.act1.com