DNT734B datasheet, PDF - EEWORLD Datasheet

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DNT734B: DescriptionDatacom Transformer, ISDN Application(s), 1:1; CategoryPower management transformer; File Size50KB，1 Pages; ManufacturerFDK AMERICA

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DNT734B Overview

Datacom Transformer, ISDN Application(s), 1:1

DNT734B Parametric

Parameter Name	Attribute value
Maker	FDK AMERICA
Reach Compliance Code	unknown
ECCN code	EAR99
Other features	LENGTH DIM INCLUDES TERMINAL ALSO, COMPATIBLE WITH MPD98201/MPD98205, MC145474/MC145475
application	ISDN
high	8.9 mm
Insulation voltage	2000 V
length	13.5 mm
Manufacturer's serial number	DNT700B
Installation features	SURFACE MOUNT
Number of functions	1
physical size	L13.5XB11.0XH8.9 (mm)
Primary inductance	22000 µH
surface mount	YES
Transformer type	DATACOM TRANSFORMER
Turns ratio (Np:Ns)	1:1
width	11 mm

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CD-TCE020-0503

ISDN transformers DNT700B series (SMD type)

Features

•

Conforms to ITU-T I.430 standard

•

Compact, light, easy surface mounting

•

Automated mounting and reflow soldering

•

High impedance and low loss

•

Models (DNT733 and DNT734) capable of withstanding a 2KV voltage available.

•

The products contain no lead and also support lead-free soldering.

Application

•

Switchboards (PBX)

•

Network terminal units (DSU, OCU)

•

Terminal adapters (TA)

•

ISDN terminals (G4 faxes, ISDN phones, etc.)

Electrical characteristics

Model

No.

Winding ratio

Complying

Primary:

interface

secondary

1:2

1:1

Primary

inductance

22mH

min.

22mH

min.

Primary

leakage

inductance

15mH

max.

10mH

max.

Primary

distribution

capacity

150pF

max.

150pF

max.

DC resistance

Primary Secondary

max.

12W

max.

Insulation

withstand

voltage

AC2KV,

1 min.

AC2KV,

1 min.

AC500V,

1 min.

Connection

diagram

DNT733B

DNT734B

Basic

interface

Fig.1

Fig.2

EE10

U I/F

15mH

8mH

50pF

1:0.5:1

ST018B

(*)

min.

max.

(*) The specifications of UI/F transformers vary according to the types of LSIs used.

Model No.

Fujitsu

YAMAHA

NEC

AMD

Siemens

Toshiba

NEC

DNT734B

Motorola

EE10ST018B YAMAHA

DNT733B

Complying LSI

MB86405(transmission)

YTD410/YTD421B/

YTD428/YTD436/YTD439

mPD98201(transmission)/mPD98205(transmission)

Am79C30

PEB2080/PEB2085

TP3420

TA32031F/TA32032F

mPD98201(receiving)/mPD98205(receiving)

MC145474/MC145475

YTD428

Connection diagram

Shapes and dimensions

Unit: mm

http://www.fdk.co.jp

DNT734B Related Products

	DNT734B	EE10ST018B	DNT733B
Description	Datacom Transformer, ISDN Application(s), 1:1	Datacom Transformer, ISDN Application(s), 1:0.5:1	Datacom Transformer, ISDN Application(s), 1:2
Maker	FDK AMERICA	FDK AMERICA	FDK AMERICA
Reach Compliance Code	unknown	unknown	unknown
ECCN code	EAR99	EAR99	EAR99
Other features	LENGTH DIM INCLUDES TERMINAL ALSO, COMPATIBLE WITH MPD98201/MPD98205, MC145474/MC145475	LENGTH DIM INCLUDES TERMINAL ALSO	LENGTH DIM INCLUDES TERMINAL ALSO, COMPATIBLE WITH AM79C30, TP3420, MPD98201/MPD98205
application	ISDN	ISDN	ISDN
high	8.9 mm	8.9 mm	8.9 mm
Insulation voltage	2000 V	2000 V	2000 V
length	13.5 mm	13.5 mm	13.5 mm
Manufacturer's serial number	DNT700B	DNT700B	DNT700B
Installation features	SURFACE MOUNT	SURFACE MOUNT	SURFACE MOUNT
Number of functions	1	1	1
physical size	L13.5XB11.0XH8.9 (mm)	13.5mm X 11.0mm X 8.9mm	L13.5XB11.0XH8.9 (mm)
Primary inductance	22000 µH	15000 µH	22000 µH
surface mount	YES	YES	YES
Transformer type	DATACOM TRANSFORMER	DATACOM TRANSFORMER	DATACOM TRANSFORMER
Turns ratio (Np:Ns)	1:1	1:0.5:1	1:2
width	11 mm	11 mm	11 mm

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