SRP2512TMA Series - Shielded Power Inductors

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Electrical Specifications @ 25 °C

Bourns Part No.

Inductance

@ 1 MHz / 1 V

Q

1 MHz

Typ.

SRF

(MHz)

Typ.

DCR

(mW)

Typ.

DCR

(mW)

Max.

Irms

(A)

Typ.

Isat

(A)

Typ.

L (mH) Tol. %

SRP2512TMA-R24M

0.24

20

15

172

11

13.2

7.3

7.8

SRP2512TMA-R33M

0.33

20

15

165

14

17

6.8

7.5

SRP2512TMA-R47M

0.47

20

15

112

15

18

6.2

6.2

SRP2512TMA-R68M

0.68

20

15

90

23

27.6

5.3

5.5

SRP2512TMA-1R0M

1.00

20

15

63

33

39.6

4.5

5.0

SRP2512TMA-1R5M

1.50

20

15

55

43

51.6

3.7

4.0

SRP2512TMA-2R2M

2.20

20

15

45

66

79.2

3.1

3.4

BOTTOM VIEW

SIDE VIEW

SIDE VIEW

2.5 ± 0.3

(.098 ± .012)

0.9 ± 0.3

(.035 ± .012)

1.0 ± 0.2

(.039 ± .008)

2.0 ± 0.3

(.079 ± .012)

Product Dimensions

DIMENSIONS:

MM

(INCHES)

Recommended Layout

2.9

(.114)

0.5

(.020)

2.3

(.091)

Electrical Schematic

General Specifications

Operating Temperature

.................................. -55 °C to +150 °C

(Temperature rise included)

Storage Temperature (Component)

...................................... -55 °C to +150 °C

Temperature Rise ... 40 °C at rated Irms1

Rated Current

............. Inductance drops 30 % at Isat

Moisture Sensitivity Level......................1

ESD Classification (HBM)..................N/A

1 Circuit design, component, PCB trace size and

thickness, airflow and other cooling provisions

all affect the part temperature. Part temperature

should be verified in the end application.

Materials

Core...........................Metal alloy powder

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

Terminal Finish ...............................Ni/Sn

Packaging........ 2000 pcs. per 7-inch reel

Soldering Profile

Profile Feature

Pb Free Assembly

Preheat

- Temperature Min. (Tsmin)

- Temperature Max. (Tsmax)

- Time(ts) from Tsmin to Tsmax

150 °C

200 °C

60-120 seconds

Ramp-up Rate (TL to Tp)

3 °C/second max.

Liquidous temperature (TL)

Time (tL) maintained above TL

217 °C

60-150 seconds

Peak package body temperature (Tp)

260 °C

Time within 5 °C of Actual Peak Temperature

(tp)

< 30 seconds

Ramp-Down Rate (Tp to TL)

6 °C/second max.

Time 25 °C to Peak Temperature

8 minutes max.

25

260

Time (Seconds)

REFLOW TIMES: 3 TIMES MAX.

PREHEAT AREA

MAX. RAMP UP RATE = 3 °C/SEC.

MAX. RAMP DOWN RATE = 6 °C/SEC.

Time 25 °C to Peak

8 Minutes Max.

TC -5 °C

200 °C

60~150

Sec.

217

150°C

60~120

Sec.

< 30 Sec.

Specifications are subject to change without notice. Users should

verify actual device performance in their specific applications.

The products described herein and this document are subject

to specific legal disclaimers as set forth on the last page of this

document, and at www.bourns.com/docs/legal/disclaimer.pdf.

* RoHS Directive 2015/863, Mar 31, 2015 and Annex.

** Bourns considers a product to be “halogen free” if

(a) the Bromine (Br) content is 900 ppm or less; (b)

the Chlorine (Cl) content is 900 ppm or less; and (c)

the total Bromine (Br) and Chlorine (Cl) content is

1500 ppm or less.

WARNING

Cancer and Reproductive Harm

www.P65Warnings.ca.gov

How to Order

SRP2512TMA - 1R0M

Model

Value Code (see table)

Features

n

Compact size

n

Shielded construction for low radiation

n

Metal alloy powder core for high

saturation current

n

Flat wire

n

Low DCR

n

Wide range of operating temperatures

n

AEC-Q200 compliant

n

RoHS compliant* and halogen free**