SQUID Current Sensors VCblue - SQUID - Sensors - Current Sensors - VCblue

Current sensors model 2001-2016

Parameter	CSblue	CCblue	CE1blue	CE2blue	VCblue	CPxblue
Chip size in mm²	4×4	2.5×2.5	2.5×2.5	2.5×2.5	2.5×2.5	2.5×2.5
Working temperature in K	≤5	≤5	≤5	≤5	≤5	≤5
SQUID-inductance L_S in pH	≈400	≈35	≈180	≈180	≈50	110-400
Input coil inductance L_IN in nH	≈350	≈350	≈160	≈420	1.2-4.5	50-1900
Input coil-SQUID mutual inductance M_IN in nH	10	2.5	4.8	8.1	0.1-0.38	2.1-27
Input coupling 1/M_IN in µA/Φ₀	0.21	0.9	0.44	0.26	5.5-19	1.1-0.08
Flux feedback coil-SQUID mutual inductance M_MOD in pH	230	150	80	80	140	200
Flux feedback coupling 1/M_MOD in µA/Φ₀	9	14.5	26	26	15	10
Flux feedback coil-input coil mutual inductance M_MOD-IN in nH	7.4	13.5	4.2	4.2	<1	<1
Current feedback coil-input circuit mutual inductance M_FB in nH			4.2	4.2		4.2-21
Current feedback coupling with shorting on the input coil 1/M_FB in µA/Φ₀			center>18	27		7-12
White noise (typical) in µΦ₀/Hz^1/2	<7	<3	<2.5	<4	<4	2-8
Current noise in pA/Hz^1/2	<1.5	<2.5	<1.5	<1.5	<4	<1.5

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