Data Sheet

2

Characteristics

Parameter

Min

Typ

Max

Unit

Threshold current (I

30

40

mA

Operating drive current (I

ZC thru ZD

250

mA

ZE thru ZF

300

mA

ZG thru ZJ

350

mA

ZK thru ZM

400

mA

A thru B

450

mA

C thru E

500

mA

F thru K

550

mA

L

600

mA

Forward voltage (V

1.9

2.5

V

Centre wavelength (

λ

974

nm

Spectral width (RMS @ -13dB)

0.2

1

nm

Spectrum stability (t = 60s)

±0.5

nm

Temperature dependence of peak wavelength

0.02

nm/°C

Wavelength tolerance

±0.5

nm

Monitor detector responsivity

1.0

8

25

µA/mW

Monitor dark current

50

nA

Thermistor resistance (at 25°C)

9.5

10

10.5

k

Intended laser submount operating temperature

20

25

30

°C

Power stability

Peak-to peak, t = 60s,

DC to 50kHz sampling, T

>20mW

0.05

dB

10-20mW

0.1

dB

Laser temperature, R = 10k

Ω

23.5

26.5

°C

Heatpump current (

∆T = 50°C, I

1.3

A

Heatpump voltage (

∆T = 50°C, I

2.8

V

Conditions unless otherwise stated:

Case temperature -20 to +75°C

Submount temperature 25°C

Monitor diode bias -5V

CW operation

Kink-free fiber-coupled output power:

LC94ZC74-20R

100mW

LC94A74-20R

200mW

(Wavelength = 974nm)

LC94ZD74-20R

110mW

LC94B74-20R

210mW

LC94ZE74-20R

120mW

LC94C74-20R

220mW

LC94ZF74-20R

130mW

LC94D74-20R

230mW

LC94ZG74-20R

140mW

LC94E74-20R

240mW

LC94ZH74-20R

150mW

LC94F74-20R

250mW

LC94ZJ74-20R

160mW

LC94G74-20R

260mW

LC94ZK74-20R

170mW

LC94H74-20R

270mW

LC94ZL74-20R

180mW

LC94J74-20R

280mW

LC94ZM74-20R

190mW

LC94K74-20R

290mW

LC94L74-20R

300mW