P2750-08 Ver la hoja de datos (PDF) - Hamamatsu Photonics

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P2750-08

MCT photoconductive detector Non-cooled type and TE-cooled type suitable for long, continuous operation

Hamamatsu Photonics 

MCT photoconductive detector P3257/P3981/P2750 series

s Current vs. voltage of TE-cooler

[Typ. Ta=25 ˚C, thermal resistance of heatsink=3 ˚C/W (one and two-stage TE-cooler),

1.2 ˚C/W (three-stage TE-cooler)]

1.6

1.4

ONE-STAGE

1.2

TE-COOLED TYPE

1.0

0.8

0.6

0.4

0.2

0.0

0

THREE-STAGE

TE-COOLED TYPE

TWO-STAGE

TE-COOLED TYPE

0.5

1.0

1.5

2.0

2.5

VOLTAGE (V)

KIRDB0176EC

s Thermistor temperature characteristic

1 MΩ

(Typ.)

100 kΩ

10 kΩ

1 kΩ

-80

-60 -40 -20

0

20

ELEMENT TEMPERATURE (˚C)

40

KIRDB0071EB

s Measurement circuit

CHOPPER

1200 Hz

BAND-PASS

FILTER

r.m.s.

METER

BLACK BODY

500 K

DETECTOR

fo=1200 Hz

∆f=120 Hz

INCIDENT ENERGY: 2.64 µW/cm2

KIRDC0005EA

s Connection example (P3981)

BNC CONNECTOR

CABLE (SOLD SEPARATELY)

C4696

P3981

+

A3179-01

DETECTOR &

HEATSINK

CHOPPER

BNC CONNECTOR

CABLE (SOLD SEPARATELY)

CABLE (SUPPLIED WITH C5185)

POWER SUPPLY FOR AMP

C5185-01

AMP

LOCK-IN AMP OR

SPECTRUM ANALYZER

C1103-05

TEMPERATURE

CONTROLLER

CABLE (SUPPLIED WITH C1103-05)

SIGNAL

PROCESSING

CIRCUIT

Connect C1103-05 and power supply ground wires together.

KIRDC0006EB

3

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