K548
700 800 900
1000 1100 1200 1300 1400 1500 1600 1700
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80
90K
77K
To ta
l C oo
lin g
Po w
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W ]
Ambient Temperature [°C]
K548 - Cooling Power VS Ambient Temperature
7 9
11 13 15 17 19 21 23 25 27
200 300 400 500 600 700 800 900 1000 1100 1200 1300
90K,23°C
90K,71°C
77K,23°C 77K,71°C
Re gu
la te
d In
pu t
Po w
er [W
]
Total Heat Load [mW]
K548 - Regulated Input Power VS Total Heat Load
>8,000 Coolers Have Been Fielded Since 2003 Ruggedized and Robust Design For Large Format Arrays and QWIP Field Proven MTTF >17,000 Operating Hours Highly Reliable for Use in Harsh Applications Includes Onboard Temperature Controller
SPECIFICATIONS Total cooling power: Cold tip temperature range: 65K-110K Temperature stability: ±0.5K
900mW@90K@71°C Product maturity: under production Meets environmental conditions per
800mW@77K@71°C Cooler weight: 600gr MIL-STD-810
MTTF: >17,000hr @ Basic profile Input voltage: 20-32Vdc Acoustic noise: <45dB @ 5 meter
Steady state input power: Ambient temperature range: Service life: 15 years
(300mW@80K@23°C): 10 Wdc typ. - Operational:-40°C +85°C Standard warranty*: 5,000hr/2 years
Maximum input power: 40Wdc typ. - Non-Operational: -55°C...+85°C * Option to propose extended warranty
Cool down time:
(500J@77K@23°C): 5 min. typ.
INTEGRAL ROTARY
Dimensions in mm