MITSUBISHI PD7087, PD708C7, PD7937, PD793D7 User Manual

MITSUBISHI PHOTO DIODES

PD7XX7 SERIES

InGaAs PIN PHOTO DIODES

PD7087, PD708C7, PD7937, PD793D7

DESCRIPTION Feature

PD7XX7 Series are InGaAs pin photodiodes
which has a sensitive area of φ40µm.
PD7XX7 is suitable for receving the light having
a wavelength band of 1000 to 1600nm.
This photodiode features high -speed response and
a high quantum efficiency, and is suitable for the

φ40µm active diameter
1000~1600nm wavelength band
Small dark current
High speed response
High quantum efficiency
Ball lens cap(PD708C7)

light receiving elements for optical fiber
communication systems.

APPLICATION

Receiver for optical communication system

ABSOLUTE MAXIMUM RATINGS

Symbol Parameter Conditions Ratings Unit

Vr Reverse voltage - 20 V

Ir Reverse current - 500
If Forward curent - 2 mA

Tc Case temperature - -40 ~ +85 C

Tstg Storage temperature - -40 ~ +100 C

µA

ELECTRICAL / OPTICAL CHARACTERISTICS (Tc=25 C)

Symbol

Ct Capacitance Vr=5V, f=1MHz - 0.8

Id Dark current Vr=5V - 0.05 1 nA

R Responsivity
fc Cut-off frequency

Parameter Test conditions

Min. Typ. Max.

Vr=5V, λ=1300nm
Vr=5V, λ=1300nm, RL=50Ω, -3dB

*1 Applied to PD7937: Ct=0.6pF(typ.), PD793D7: Ct=0.5pF(typ.)
*1 0.85A/W typical fiber coupling sensitivity with GI 50/125 for PD708C7

Limits

*1

- pF

0.7 0.90

- 2.5 - GHz

*2

- A/W

Unit

OUTLINE DRAWINGS

MITSUBISHI LASER DIODES

PD7XX7

SERIES

PD CHIP

CERAMIC

Au

METALIZE

(2)

(1)

(2)

(1)

3-φ0.45

1.5

φ

3.55

<Lead Connection>

φ

4.2

1.0

0.4

3-φ0.45

P.C.D.

φ

3.55

<Lead Connection>

(3)Cased(GND)

φ

4.4

1.0

0.4

φ

1.7

(2)

(1)

Unit:mm

CD header

Flat glass cap

3 pin

CD header

Ball lens

3 pin

Alumina submount

PD7087

φ5.6

(1)Anode
(2)Cathode

(1)

φ5.6

(2)

φ2.0

(3)

PD708C7

PD7937

(2)

(1)

(2)

φ2.0

P.C.D.

(1)Anode
(2)Cathode

(3)

(3) GND

(1)

2.2

4.0

(2/3)