November 29, 2006

DATATRONIC

Email: ddisales@datatronics.com

499 King’s Road, Hong KongTel: (852) 2562 3858, (852) 2564 8477 Fax: (852) 2565 7214, (852) 2563 1290

All specifications are subject to change without notice.

6

4

PRI

SEC

1

2

Figure A

6

5

2

Figure C

1

3

4

6

2

Figure B

1

3

4

PRI

SEC

1

2

3

65

4

Figure D

SCHEMATICS

1

2

3

4

5

6

6.85 MAX

.270

6.35 MAX

.250

3.81 MAX

.150

2.54

.100

.38 Min

.015

.30 X .45

.012 X .018

Solderable

Leads (6 PLC's)

MILLIMETERS .XX .25

INCHES .XXX .010

7.62 MAX

.300

8.38

.330

ELECTRICAL SPECIFICATIONS AT 25ºC

Primary Pulse

Inductance (1,2)

DCR (MAX)

Ohm

Bandwidth

for -3dB

Loss

Part

Number

Turns

Ratio

±5%

µH

(Min)

Pulse

Width

nsec for

50% Droop

Rise

Time

(MAX)

nsec

ET Product

VµSec (Min)

Leakage

Inductance

(MAX) µH

Interwinding

Capacitance

(MAX) pF

N1

N2

Low

Freq

MHz

High

Freq

MHz

Schematic

Figure

PT10910

PT10914

PT10916

PT10911

PT10915

PT10917

PT10912

PT10913

1:1

1:2

1:4

1:1CT

1:2CT

1:4CT

1CT:1CT

1:1:1

80

40

20

80

40

20

80

40

2.20

1.10

0.55

2.20

1.10

0.55

2.20

1.10

2.20

3.00

6.00

3.00

3.00

6.00

3.00

2.00

2.50

2.00

1.25

2.50

2.00

1.25

2.50

2.00

0.15

0.14

0.10

0.18

0.14

0.10

0.18

0.10

12

15

10

15

15

10

15

12

0.20

0.20

0.20

0.20

0.20

0.20

0.20

0.16

0.20

0.30

0.60

0.20

0.30

0.60

0.20

0.16

0.05

0.10

0.20

0.05

0.10

0.20

0.05

0.10

110

110

60

90

110

60

90

150

A

A

A

B

B

B

C

D

Note: 1. Pulse width at which 50% droop occurs and the inductance required to maintain -3dB low frequency loss.

2. Pulse Inductance Lp measurement.

3. For non-RoHS parts replace DR prefix with 42- (e.g. PT10910 becomes 42-10910)

4. Terminal finish is compliant to RoHS requirements

109 SERIES WIDEBAND RF/PULSE TRANSFORMERS

Features

Designed for use in wideband R.F. and Fast Rise Time Pulse Applications

Designed for Pulse and Wideband use at 50 Ohm Impedance

6 Pin ‘DIP’ Package

Tinned Leads with Leaded Solder is Available (note 3)

±

±