KMP_78250C_D03 Page 3 of 5

78250 Series

MAX250/MAX251 Compatible Converter Transformers

www.murata.com

PACKAGE SPECIFICATIONS

MECHANICAL DIMENSIONS

RECOMMENDED FOOTPRINT DETAILS

0.354

(9.0) Max.

0.375

(9.52) Max.

0.5

(12.70)

0.025 (0.63)

0.021 (0.53)

0.035 (0.90)

0.012±0.30

(0.008±0.20)

0.25

(6.35)

0.1 (2.54)

78250MC

XYYWW

0.135±0.02

(3.44±0.50)

0.25

(6.35)

0.354

(9.0) Max.

0.375

(9.52) MAX

Primary

Primary

Secondary

Secondary

0.012(0.30)

0.008(0.20)

0.40

(10.16)

0.025 (0.63)

0.021 (0.53)

0.1

(2.54)

78250C

XYYWW

6 Pin DIL

6 Pin SM

SOLDERING INFORMATION1

Pin finish

Matte tin

Peak wave solder temperature

300˚C for 10 seconds

Peak reflow temperature

220˚C2

1 For further information, please visit www.murata-ps.com/rohs

2 For high temperature reflow parts see 78250J Series.

1

2

3

6

4

6

5*

4

1

2

3

0.10 (2.54)

0.10 (2.54)

Ø0.05 (1.20) +0.006 (0.15)

-0.000 (0.00)

6 Pin DIL

6 Pin SM

Unless otherwise stated all dimensions in inches (mm)

±0.01 (0.25). All pins on a 0.1 (2.54) pitch and within

±0.01 (0.25) of true position

.

Unless otherwise stated all dimensions in inches (mm) ±0.01 (0.25).

All pins on a 0.1 (2.54) pitch and within ±0.01 (0.25) of true position

.

* Pin 5 is connected to secondary center tap. Package Weight 1.0g TYP.

0.45

(11.50)

0.10 (2.54)

0.04

(1.00)

0.06 (1.60)

TUBE OUTLINE DIMENSIONS

0.023±0.005

(0.60±0.15)

0.16 (4.00)

0.22 (5.50)

0.43

(10.95)

0.51

(12.95)

0.15

(3.80)

0.62 (15.70)

Unless otherwise stated all

dimensions in inches (mm)

±0.01 (0.25).

Tube length: 18.3±0.08 (465±2).

Tube material: Antistatic coated

clear pvc.