Ericsson PGT20404 Datasheet

Key Features

• 1550 nm DFB CW source monolithicly
integrated with an Electro Absorption­modulator (EA)

• Hermetic, 7 pin butterfly package

• Single-mode fiber pigtail

• 12 GHz typical bandwidth

• -3 dBm output power

• Multisourced footprint

Applications

• DWDM SDH STM-64 LH

• DWDM SONET OC-192 LR

PGT 204 04

DFB/EA Laser Module

for 10 Gb/s Applications

Description

The laser module, intended for OC-192/STM-64 DWDM applications, con­sists of a DFB laser with integrated absorption modulator mounted in a high
frequency package which includes an isolator. Laser wavelengths are
available according to the ITU-T grid.

1

PGT 204 04

71

10k

TEC

8

TOP VIEW

Figure 1. Block diagram

5.0

Pin 8

ø3.0

Pin 1

4xø2.6

20.83

26.4

30.0

4.5

8.2

1.0

5.1

5.0

0.2

5.8

Pin Description

1. Thermistor

12.02

2. Thermistor

3. Laser DC bias (+)

4. Monitor (-)

5. Monitor (+)

8.89

12.7

14.0

6. TEC (+)

7. TEC (-)

8. EA modulation (-)

Min. 10

7.3

7x0.5

6x2.54

Pin 7

Figure 2. Pin description

2