PT73031L 查看數據表（PDF） - Bourns, Inc

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PT73031L

SMD - ISDN S Interface Transformer

Bourns, Inc 

*RoHS VCEOARMVSAPIOILLINAASBNLTE

Features

■ Low profile 16 pin SMD package

■ Meets the CCITT 1.430 waveform

template when chip pairs and

recommended transformer are used

■ 2 KVrms HIPOT

■ Weight: 7.2 g

■ Longitudinal balance from 10 KHz to

300 KHz: 60 dB min.

■ Lead free version available (see How to

Order)

■ Lead free versions are RoHS compliant*

PT73031 - SMD - ISDN S Interface Transformer

Electrical Specifications @ 25 °C

Turns Ratio ±2 %

A ......................................................1:2

B ......................................................1:2

OCL PRI (mH min.)

A & B ................................................22

LL SEC (µH max.)

A ......................................................15

B ......................................................15

Cww (pF max)

A & B ..............................................100

Pri DCR (Ω ±15 %)

A ......................................................2.5

B ......................................................2.5

Sec DCR (Ω ±15 %)

A ......................................................4.0

B ......................................................4.0

Environmental Characteristics

Operating Temperature (°C) ........0 to +85

Storage Temperature (°C) ......-55 to +125

Flammability ..............................UL94V-0

Solder Method ....IR Reflow 230 °C max.

10 seconds

Packaging Specifications

Tube ....................................24 pcs./tube

Product Dimensions

21.00

(0.827)

MAX.

12.20

(0.480)

MAX.

Electrical Schematic

16 15 14 13 12 11 10 9

SEC

14.80

(0.583)

PRI

2.54

(0.100)

14 PLACES

0.65 TYP.

(0.025)

16 PLACES

1 23 4

COIL A

5 67 8

COIL B

8.00

(0.315)

MAX.

0.13

(0.005)

MAX.

Typical Part Marking

PRODUCT

IDENTIFICATION

MARKING

PT73031

YYWW

TYP.(00.0.5109)

DIMENSIONS ARE:

MM

(INCHES)

TOLERANCE: ± 0.25

(.010)

DATE CODE

(YEAR & WEEK)

How to Order

Model

Termination

Blank = Tin-lead

L = Tin only (lead free)

PT73031 __

03/05

*RoHS Directive 2002/95/EC Jan 27 2003 including Annex

Specifications are subject to change without notice.

Customers should verify actual device performance in their specific applications.

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