821-M0864 datasheet, PDF - EEWORLD Datasheet

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821-M0864: DescriptionTelecom Transformer, SOIC; CategoryPower management transformer; File Size85KB，2 Pages; ManufacturerElec & Eltek; Websitehttp://www.eleceltek.com

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821-M0864 Overview

Telecom Transformer, SOIC

821-M0864 Parametric

Parameter Name	Attribute value
Maker	Elec & Eltek
package instruction	SOIC
Reach Compliance Code	unknown
ECCN code	EAR99
Other features	BREADTH & HEIGHT DIM. INCLUDES TERMINALS ALSO; TURNS RATIO: 1CT:2.4; 1:1CT
high	7.85 mm
length	32.13 mm
Installation features	SURFACE MOUNT
Maximum operating temperature	85 °C
Minimum operating temperature	-40 °C
method of packing	TAPE & REEL
physical size	L32.13XB21.64XH7.85 (mm)
surface mount	YES
Transformer type	TELECOM TRANSFORMER
width	21.64 mm

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T1/E1/CEPT/ISDN-Pri

TRANSFORMER MODULE

E & E Magnetic Products Limited

Four transmit transformers, four receive transformers

and line side protection circuit in a single SMT

package

Designed for Infineon’s QUADFALC and QUADLIU

transceivers

IC grade transfer-molded package withstands 235°C

IR reflow temperature

Extended temperature range of -40°C to +85°C

Minimum Isolation voltage: 1500Vrms

Quad Port, with TVS protection at line side,

SOIC, Extended Temperature Range

LECTRICAL

PECIFICATION

@25°C

Part Number

Turns Ratio

(Pri : Sec ± 5%)

821-M0864

1CT:2.4

1:1CT

OCL

Line Side

(mH Min)

1.2

(uH Max)

0.5

0.8

Cww

(pF Max)

Isolation

Voltage

(Vrms Min)

1500

Primary Pins

1-3, 10-12,

13-15, 22-24

45-43, 42-40,

33-31, 30-28

Note: At -40°C, OCL is 600uH minimum.

ECHANICAL

IMENSIONS

Package: SO048B

1.150

29.21

1.265

32.13 MAX

.092

2.34

.050

1.27

ELEC & ELTEK

.852

.010

21.64

0.25

.894

22.71

821-M0864

(COUNTRY)

(DATE)

.030

0.76

.018±.003

0.46±0.08

Recommended

Pad Layout

.722 MAX

18.34

.005-.015

0.13-0.38

.309

7.85 MAX

0-8°

REFERENCE OR

GAUGE PLANE

.050

.005

1.27

0.13

1.150

.010

29.21

0.25

.040

.010

1.02

±0.25

Note:

All dimensions are specified in inches with higher precedence in inches.

.010

Unless otherwise specified, all tolerances are

0.25 .

Weight (in gram)

Tape & Reel

9.0 typ

200 / reel

Unit B10, 3/F., 94 Tokwawan Road, Kowloon, Hong Kong • Tel: (852) 2954 3333 • Fax: (852) 2954 3304

Preliminary

TE019(01)

Released in 03/08

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