SCH53
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1. Open frame construction
2 Excellent Power Density
3 Engineered to Provide High Efficiency
ELECTRICAL CHARACTERISTICS
Part Number
Inductance
(uH)
(1)
Test
Frequency
DC Resistance
(Ω MAX)
(2)
Saturation
Current
Temperature
Current
SCH53-2R2 2.2 7.96KHZ 66m 2.03 2.60
SCH53-3R3 3.3 7.96KHZ 88m 1.88 2.30
SCH53-4R7 4.7 7.96KHZ 96m 1.68 2.00
SCH53-100 10 1KHZ 0.16 1.23 1.50
SCH53-150 15 1KHZ 0.25 1.00 1.20
SCH53-180 18 1KHZ 0.28 0.88 1.10
SCH53-220 22 1KHZ 0.39 0.80 1.05
SCH53-270 27 1KHZ 0.42 0.72 0.90
SCH53-330 33 1KHZ 0.49 0.67 0.80
SCH53-470 47 1KHZ 0.77 0.53 0.70
SCH53-560 56 1KHZ 0.87 0.50 0.58
SCH53-680 68 1KHZ 1.21 0.45 0.50
SCH53-820 82 1KHZ 1.34 0.39 0.47
SCH53-101 100 1KHZ 1.57 0.37 0.43
SCH53-121 120 1KHZ 1.80 0.34 0.42
SCH53-151 150 1KHZ 2.40 0.31 0.39
SCH53-181 180 1KHZ 2.66 0.30 0.33
SCH53-221 220 1KHZ 3.73 0.26 0.30
(1). Inductance tolerance±20% tested at 0.25V, 0ADC and 25℃.
(2). DCR measured at 25℃.
(3). The DC current at which the inductance decreases by 10% from its initial value.
(4). The DC current that results in a 40℃ temperature rise from 25℃ ambient.
(3)
(4)
XXX
MARKING
10
100
1000
100
1000
10000
BCH53 I nduct ance decr ease by cur r ent
I nduct ance( uH)
100000
DC c u r r e n t ( mA)
1
0. 1
10
221
330
2 R2
Temper at ur e r i se ℃
BCH53 Temper at ur e r i se by cur r ent
DC c u r r e n t ( mA)
80
50
70
40
60
30
20
10
2000
3000
500
1000
1500
3500
2500
4000
0
4500 5000
221
330
2 R2
SCH53 Inductance decrease by current
DC current (mA)
DC current (mA)
SCH53 Temperature rise by current
Custom versions available upon request.
©2011 Signal Transformer –Specification subject to change without notice. 07.11
