25

LED Optical & Electrical Characteristics (Case Temperature -25 to +70˚C)

Units

dBm

ns

MHz

nm

nm

V

µA

pF

Test Conditions

Max.

1.65

100

Min.

-20.5

Typ.

2.5

125

1320

135

1.3

200

Symbol

λ

p

∆λ

C

Parameter

Fiber-Coupled-Power (Fig 1)

Peak Wavelength

Spectral Width (FWHM)

Forward Voltage (Fig 3)

Reverse Current

Capacitance

Note 1: Average power at 10MHz/50% duty cycle. Measured at the exit of 100m of fiber.

Note 2: 62.5/125µm graded index fiber (NA=0.275). Note 3: Meets the FDDI ANSI X3T9.5 specification.

Absolute Maximum Ratings*

Units

°C

°C

mW

mA

mA

V

V

°C

Max.

+85

+85

160

80

130

0.5

20

260

Min.

-40

-40

Symbol

Parameter

Storage Temperature

Operating Temperature (Fig 2)

LED Power Dissipation (Fig 2)

LED Continuous Forward Current (f

≤10kHz)

LED Peak Forward Current (duty cycle

≤50%, f≥1MHz)

LED Reverse Voltage

PIN Reverse Voltage

Soldering Temperature (Note 1)

*Exceeding these values may cause permanent damage. Functional operation under these conditions is not implied. Note 1: 2mm from the case for 10s.

PIN Optical & Electrical Characteristics (Case Temperature -25 to +70˚C)

Units

A/W

MHz

pF

nA

nA

Test Conditions

(Note 1)

(Note 1)

(Note 2)

Max.

3

50

Min.

0.25

500

Typ.

1

3

Symbol

R

C

Parameter

Responsivity (Fig 4)

Bandwidth

Capacitance (Fig 5)

Dark Current

Crosstalk Current

Note 1: 62.5/125µm graded index fiber (NA=0.275). Note 2: Internal crosstalk with ceramic ferrule inserted but no power from the fiber. Total Current = Dark

Current + Crosstalk Current.

LED Thermal Characteristics

Units

˚C/W

˚C/W

%/˚C

nm/˚C

Max.

200

300

Min.

Typ.

-0.75

0.45

Symbol

d

λ/dT

j

Parameter

Thermal Resistance - Infinite Heat Sink

Thermal Resistance - On PC Board

Temperature Coefficient - Optical Power

Temperature Coefficient - Wavelength

PIN Thermal Characteristics

Units

%/˚C

%/˚C

Max.

Min.

Typ.

5

-0.75

Symbol

Parameter

Temperature Coefficient - Dark Current

Temperature Coefficient - Crosstalk Current

Datacom, Video Link, Intra-Office Telecom, WDM Duplex Device

MF699