Data Sheet

D374-Type Digital Uncooled 2.5 Gbits/s Laser Module

December 2000

4

Agere Systems Inc.

Characteristic Curve

Figure 2. Typical D374-Type Laser Module L/I Curve

Qualification Information

The D374-Type Laser Module has completed and passed the following qualification tests and meets the intent of

Telcordia Technologies TR-NWT-000468 for interoffice environments and TA-TSY-000983 for outside plant environ-

ments.

Table 3. D374-Type Laser Module Qualification Test Plan

Qualification Test

Conditions

Sample Size

Reference

Mechanical Shock

500 G

11

MIL-STD-883, Method 2002

Vibration

20 g, 20 Hz—2,000 Hz

11

MIL-STD-883, Method 2007

Solderability

—

11

MIL-STD-883, Method 2007

Thermal Shock

Delta T = 100

°C

11

MIL-STD-883, Method 2003

Fiber Pull

1 kg; 3 times

11

Bellcore 983

Accelerated (biased) Aging

85

°C, 5,000 hrs.

25

Telcordia Technologies 983,

Section 5.18

High-temperature Storage

85

°C, 2,000 hrs.

11

Telcordia Technologies 983

Temperature Cycling

500 cycles

11

Telcordia Technologies 983,

Section 5.20

Cyclic Moisture Resistance

10 cycles

11

Telcordia Technologies 983,

Section 5.23

Damp Heat

40

°C, 95% RH,

1344 hrs.

11

MIL-STD-202, Method 103

Internal Moisture

<5,000 ppm water vapor

11

MIL-STD-883, Method 1018

Flammability

—

—

TR357, Section 4.4.2.5

ESD Threshold

—

6

Telcordia Technologies 983,

Section 5.22

0

25

50

150

0

1.0

3.0

75

100

125

2.0

0

500

1000

1500

2000

2500

LASER CURRENT (mA)

FORWARD LASER

VOLTAGE

MONITOR DIODE

CURRENT

L/I CURVE

1-884 (C)