Features

μH

Applications

• Portable communications equipment

• Laptop computers

• Camcorders, HDTV, car audio

systems

• Video game consoles

SRP4020 Series - Shielded Power Inductors

*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

Product Dimensions

DIMENSIONS:

MM

(INCHES)

Recommended Layout

Bourns Part No.

Inductance

L (

μH) ±20 %

I rms

(A)

I sat

(A)

DCR

(m

Ω) Max.

SRP4020-R22M

0.22

11.5

11.5

7

SRP4020-R36M

0.36

9

11

12

SRP4020-R47M

0.47

7

10

12

SRP4020-R56M

0.56

7

8

14.7

SRP4020-R68M

0.68

6.3

7

17

SRP4020-R88M

0.88

6

6.5

18

SRP4020-1R0M

1.0

5

6

21.6

SRP4020-1R2M

1.2

5

5

22

SRP4020-1R5M

1.5

5.1

5

29

SRP4020-2R2M

2.2

3.9

5

40

SRP4020-3R3M

3.3

3.3

4.3

48

SRP4020-4R7M

4.7

2.7

4

75

SRP4020-5R6M

5.6

2.4

3.5

90

Soldering Profile

25

75

125

175

225

275

0

50

100

150

200

250

300

Time (Seconds)

120 -150 seconds

60 seconds

maximum

260 °C peak

190°C

150 °C

220 °C

Ramp Down

5 °C/second

<1> 255 °C

<1> Maximum of 10 seconds

between +255 °C and +260 °C

Ramp Up

4 °C/second maximum

10 seconds minimum

Electrical Schematic

General Specifications

Test Voltage ..................................0.25 V

Test Frequency ......................... 100 KHz

Reflow Soldering .. 230 °C; 50 sec. max.

Operating Temperature

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

(Temperature rise included)

Storage Temperature

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

Resistance to Soldering Heat

............................. +260 °C for 10 sec.

Materials

Core..................................................Iron

Wire ............................Enameled copper

Terminal ........................................ Cu/Sn

Rated Current ..... Ind. drops 20 % at Isat

Temperature Rise .....40 °C at rated Irms

Packaging..... 2000 pcs. per 13-inch reel

4.8

(.189)

MAX.

0.8 ± 0.3

(.031 ± .012)

0.0 - 0.3

(0.0 - .012)

0.6 ± 0.3

(.024 ± .012)

4.0 ± 0.2

(.157 ± .008)

4.0 ± 0.2

(.157 ± .008)

2.0

(.079)

MAX.

6.0

(.236)

1.5

(.059)

2.2

(.087)