Features

model

Applications

PM3700 Series - SMD Common Mode Choke

*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.

Specifications are subject to change without notice.

The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.

Users should verify actual device performance in their specific applications.

Electrical Specifications

General Specifications

Temperature Rise ... 35 °C typical at Irms

Operating Temperature

................................ -55 °C to +125 °C

Storage Temperature

................................ -55 °C to +125 °C

Soldering .......... 245 °C, 5 seconds max.

Dielectric Strength ................... 500 Vrms

between windings

Materials

Core.............................................. Ferrite

Wire ................. Polyester-coated copper

Terminal Coating............. Sn-Ag-Cu alloy

Packaging........200 pcs. per 13-inch reel

Bourns Part No.

Inductance

mH Min.

@ 1 KHz

Part

Marking

DCR

(

Ω)

Max.

Irms

(A)

Leakage

Inductance

(

μH) Typ.

Typical Frequency

Range with

20 dB Atten.

PM3700-10-RC

0.2

201

0.008

7.0

1.6

5 - 55 MHz

PM3700-20-RC

0.5

501

0.010

6.0

2.2

4 - 40 MHz

PM3700-30-RC

0.75

751

0.012

5.5

2.9

1 - 20 MHz

PM3700-40-RC

1.0

102

0.020

4.0

3.9

500 KHz - 40 MHz

PM3700-50-RC

2.0

202

0.030

3.5

0.3

300 KHz - 20 MHz

PM3700-60-RC

5.0

502

0.070

2.0

0.4

100 KHz - 10 MHz

PM3700-70-RC

10

103

0.150

1.5

0.5

50 KHz - 5 MHz

PM3700-80-RC

20

203

0.250

1.0

0.7

25 KHz - 4 MHz

Schematic

Product Dimensions

Recommended Pad Layout

DIMENSIONS:

MM

(INCHES)

32

41

XXX

3

1

42

17.78

(0.70)

21.6 ± 0.3

(0.850 ± 0.012)

1.91

(0.075)

POLARITY

MARK

SEE ‘PART

MARKING’ COLUMN

OF ELECTRICAL

SPECIFICATIONS

4.0

(0.157)

11.43

(0.45)

MAX.

TYP.

21.59

(0.850)

3.18

(0.125)

3.18

(0.125)

21.59

(0.850)

Asia-Pacific:

Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116

EMEA:

Tel: +36 88 520 390 • Fax: +36 88 520 211

The Americas:

Tel: +1-951 781-5500 • Fax: +1-951 781-5700

www.bourns.com