SCRH74

500 Bayview Avenue, Inwood, NY 11096

Toll Free 866-239-5777 • Tel 516-239-5777 • Fax 516-239-7208

www.signaltransformer.com

Sales@signaltransformer.com • techhelp@signaltransformer.com

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QUANTITY PER REEL & PACKING INFORMATION

SMD POWER INDUCTORS

1. Magnetically shielded 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

(A)

Temperature

Current

(A)

SCRH74-100

10

1KHZ

53m

1.84

2.40

SCRH74-120

12

1KHZ

58m

1.71

2.21

SCRH74-150

15

1KHZ

81m

1.47

2.09

SCRH74-180

18

1KHZ

91m

1.31

1.81

SCRH74-220

22

1KHZ

0.11

1.23

1.73

SCRH74-270

27

1KHZ

0.15

1.12

1.60

SCRH74-330

33

1KHZ

0.17

0.96

1.36

SCRH74-390

39

1KHZ

0.23

0.91

1.26

SCRH74-470

47

1KHZ

0.26

0.88

1.18

SCRH74-560

56

1KHZ

0.35

0.75

1.05

SCRH74-680

68

1KHZ

0.38

0.69

1.04

SCRH74-820

82

1KHZ

0.43

0.61

0.91

SCRH74-101

100

1KHZ

0.61

0.60

0.75

SCRH74-121

120

1KHZ

0.66

0.52

0.70

SCRH74-151

150

1KHZ

0.88

0.46

0.65

SCRH74-181

180

1KHZ

0.98

0.42

0.60

SCRH74-221

220

1KHZ

1.17

0.36

0.55

SCRH74-271

270

1KHZ

1.64

0.34

0.55

SCRH74-331

330

1KHZ

1.86

0.32

0.47

SCRH74-391

390

1KHZ

2.85

0.29

0.42

SCRH74-471

470

1KHZ

3.01

0.26

0.38

SCRH74-561

560

1KHZ

3.62

0.23

0.32

SCRH74-681

680

1KHZ

4.63

0.22

0.30

SCRH74-821

820

1KHZ

5.20

0.20

0.25

SCRH74-102

1000

1KHZ

6.00

0.18

0.25

(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 25% from its initial value.

(4). The DC current that results in a 40

℃ temperature rise from 25℃ambient.

(3)

(4)

XXX

MARKING

1

10

100

1000

100

1000

10000

10

BCRH74 I nduct ance decrease by current

100000

DC current (mA)

10000

102

101

100

500

1000 1500

2000

2500 3000 3500

0

4000

BCRH74 Temper at ur e r i se by cur r ent

DC cur r ent ( mA)

80

70

60

50

40

30

20

10

4500

100

101

102

SCRH74 Inductance decrease by current

DC current (mA)

DC current (mA)

SCRH74 Temperature rise by current

Custom versions available upon request.