DATA SHEET

The information in this document is subject to change without notice.

©

1997

Document No. P12456EJ3V0DS00 (3rd edition)

Date Published November 1998 NS CP(K)

Printed in Japan

LASER DIODE

NDL7910P

1 550 nm OPTICAL FIBER COMMUNICATIONS

EA MODULATOR INTEGRATED MQW-DFB LASER DIODE MODULE

FOR 2.5 Gb/s ULTRALONG-REACH APPLICATIONS

The mark

•

•

•

• shows major revised points.

DESCRIPTION

The NDL7910P is an EA modulator integrated 1 550 nm DFB-LD for 2.5 Gb/s. The newly developed bandgap

energy controlled Selective MOVPE technology is utilized as fabrication method. It is designed for 2.5 Gb/s ultralong-

reach applications.

FEATURES

• Integrated electroabsorption modulator

• Low modulation voltage

• Wavelength selectable for ITU-T standards

• 14-pin butterfly package

Pin No.

Pin No.

1

2

3

4

5

6

7

8

9

10

11

12

13

14

TOP VIEW

PD

+

–

#8

#14

LD

29.97 ±0.25

20.83±0.13

26.04±0.13

7

8

1

14

15.24

2.54

0.5

4– 2.67

φ

22.3

#7

#1

MOD

Function

Function

PIN CONNECTIONS

Thermistor

Thermistor

LD DC Bias

PD Anode

PD Cathode

Cooler Anode

Cooler Cathode

GND

GND

NC

GND

Signal Input (MOD),

50

Ω RF Input

GND

GND

Cooler

Thermistor

PACKAGE DIMENSIONS

in millimeters

Optical Fiber (SMF)

Length: 1 m