Advance in high operating temperature HgCdTe infrared detector

Parameter	Value
Focal plane size	640×512
Pixel pitch/μm	15
Operation wavelength/μm	3.6-4.2
Operation temperature of FPA/K	150
Optical axis length/mm	71
Weight/g	<290
Power consumption （@23 ℃, steady）/W	<3.5
NETD/mK	25
F#	F/4
Cooldown time/min	2.5
Cooler type	C351 linear cooler
MTTF of cooler （Goal）/h	>10000

Table 2. Typical products parameter test results of engineered MCT HOT 640 detector components

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Table 2. Typical products parameter test results of engineered MCT HOT 640 detector components

Parameter	Value
Focal plane size	640×512
Pixel pitch/μm	15
Operation wavelength/μm	3.65-4.76
Operation temperature of FPA/K	150
Optical axis length/mm	69.4
Weight/g	259
NETD/mK	15
F#	4
Cooler type	C351 linear cooler
Power consumption （@23 ℃, cooldown）/Wdc	13.2
Power consumption （@23 ℃, steady）/Wdc	1.96 （with 50 mW additional heat load）; 2.35 （with 100 mW additional heat load）
Cooldown time （@23 ℃）/s	78
Detector acoustic noise （@1.5 m）/dB	25.7 （@ cooler full speed）
MTTF of cooler （Goal）/h	>10000

Table 3. Performance comparison of KIP’s MCT HOT 640 detector components with foreign components of the same type^[7-10]

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Table 3. Performance comparison of KIP’s MCT HOT 640 detector components with foreign components of the same type^[7-10]

Manufacturer	Kunming Institute of Physics	L3 Harris Technologies	Selex	DRS
Name	MCT HOT 640	Onyx Micro SD/HD	FIREFLY CAMERA CORE	Zafiro®640 Micro
Detector picture
Detector type	MCT	MCT	MCT	MCT
Focal plane size	640×512	640×512	640×512	640×480
Pixel pitch/μm	15	15	16	12
Operation wavelength/μm	3.65-4.76	MWIR	3.7-4.95	3.4-4.8
FPA operation temperature/K	150	160	160	160
Optical axis length/mm	69.4	76.2	96	55.88
Weight/g	<260	<410	<550	<410
Power consumption@23 ℃, steady	Cooler<2.5 Wdc	Core: <9 W	Core: <5 W	Core: <5 W
Frame rate/Hz	60	60	60	120
NETD	15	25	25	25
Operable pixel rate	>99.8%	>99.4%	N/A	>99%
F#	F/4	F/4	F/4	F/3.25, F/4
Cooler type	C351 linear	L200 linear	SX020 linear	Micro cooler
Cooldown time@23℃	Typical<80 s@12 V	<6 min	Typical<3 min	Typical<2.5 min
MTBF/h	>10000 （Goal）	>10000	>25000	>12000

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Jun Chen, Zhongli Xi, Qiang Qin, Gongrong Deng, Yun Luo, Peng Zhao. Advance in high operating temperature HgCdTe infrared detector[J]. Infrared and Laser Engineering, 2023, 52(1): 20220462

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Paper Information

Category: Infrared technology and application

Received: Jul. 5, 2022

Accepted: --

Published Online: Feb. 9, 2023

The Author Email:

DOI:10.3788/IRLA20220462

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Performance parameter of KIP’s InAsSb HOT IDDCA components

Table 1. Performance parameter of KIP’s InAsSb HOT IDDCA components

Table 2. Typical products parameter test results of engineered MCT HOT 640 detector components

Table 2. Typical products parameter test results of engineered MCT HOT 640 detector components

Table 3. Performance comparison of KIP’s MCT HOT 640 detector components with foreign components of the same type[7-10]

Table 3. Performance comparison of KIP’s MCT HOT 640 detector components with foreign components of the same type[7-10]

Table 3. Performance comparison of KIP’s MCT HOT 640 detector components with foreign components of the same type^[7-10]

Table 3. Performance comparison of KIP’s MCT HOT 640 detector components with foreign components of the same type^[7-10]