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

PHOTO DIODE

NDL5551P Series

1 000 to 1 600 nm OPTICAL FIBER COMMUNICATIONS

φφφφ50 µµµµm InGaAs AVALANCHE PHOTO DIODE MODULE

1994

©

Document No. P11103EJ2V0DS00 (2nd edition)

(Previous No. LD-2371)

Date Published March 1996 P

Printed in Japan

The mark

•

•

•

• shows major revised points.

DATA SHEET

DESCRIPTION

NDL5551P Series is InGaAs avalanche photo diode modules with multimode fiber.

They are designed for

detectors of long wavelength transmission systems and cover the wavelength range between 1 000 and 1 600 nm.

FEATURES

•

Smaller dark current

•

High quantum efficiency

η = 90 % @ λ = 1 300 nm, M = 1

η = 77 % @ λ = 1 550 nm, M = 1

•

High Speed response

•

Detecting area size

φ50 µm

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Coaxial module with multimode fiber (GI-50/125)

•

NDL5551P1 and NDL5551P2 have a flange.

2

3

1

φ2.0

φ0.45

φ6.0

φ2.5

Shrunk tube

Shrunk tube

Shrunk tube

Optical Fiber:

GI-50/125

Length: 1 m MIN.

NDL5551P

LEAD CONNECTION

1 Anode (Negative)

2 Cathode (Positive)

3 Case

3

1

2

φ2.5

Optical Fiber:

GI-50/125

Length: 1 m MIN.

NDL5551P1

14.0±0.1

φ6.0

φ

2– 2.2

18.0±0.1

2

3

1

φ6.0

φ2.5

Optical Fiber:

GI-50/125

Length: 1 m MIN.

NDL5551P2

12.0±0.1

16.0±0.2

φ

2– 2.5

+0.0

–0.1

+0.0

–0.1

+0.0

–0.1

2

3

1

φ2.0

φ2.0

PACKAGE DIMENSIONS

in millimeters

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