SEPIC/ZETA Transformers SQR1042C

AEC-Q200 2 in 1 Mag

Small size and high efficiency are realized with the 2 in 1 structure, developed specifically for the SEPIC and ZETA converter.
Magnetically shielded structure, high current.
Four terminals structure for resisting to mechanical shock and vibration.
AEC-Q200 compliant
Operating temperature：-40℃～+125℃(The self-heating is included)

Part Number	Inductance(µH)	DCR (Ω) ±30%		DC Saturation　Allowable Current (A)	Temperature Rise　Allowable Current (A)
Part Number	Inductance(µH)	④-③	②-①	DC Saturation　Allowable Current (A)	One winding	Series connection
SQR1042C-1R5N	1.5 ± 30%	0.009	0.011	8.15	4.3	3.3
SQR1042C-2R2N	2.2 ± 30%	0.012	0.015	6.7	3.75	2.85
SQR1042C-3R0N	3 ± 30%	0.016	0.02	5.85	3.35	2.5
SQR1042C-3R9N	3.9 ± 30%	0.02	0.026	5.05	2.85	2.15
SQR1042C-5R1N	5.1 ± 30%	0.027	0.034	4.45	2.5	1.9
SQR1042C-6R2N	6.2 ± 30%	0.03	0.039	4	2.35	1.7
SQR1042C-7R5N	7.5 ± 30%	0.042	0.052	3.55	2	1.5
SQR1042C-9R1N	9.1 ± 30%	0.046	0.058	3.35	1.9	1.4
SQR1042C-100M	10 ± 20%	0.05	0.064	3	1.8	1.3
SQR1042C-120M	12 ± 20%	0.062	0.079	2.75	1.6	1.2
SQR1042C-150M	15 ± 20%	0.072	0.088	2.55	1.5	1.1
SQR1042C-180M	18 ± 20%	0.096	0.12	2.3	1.35	1
SQR1042C-220M	22 ± 20%	0.12	0.15	2	1.15	0.9
SQR1042C-270M	27 ± 20%	0.14	0.18	1.85	1.05	0.8
SQR1042C-330M	33 ± 20%	0.17	0.22	1.6	0.95	0.73
SQR1042C-390M	39 ± 20%	0.21	0.27	1.5	0.85	0.65
SQR1042C-470M	47 ± 20%	0.25	0.31	1.4	0.8	0.6
SQR1042C-560M	56 ± 20%	0.31	0.4	1.25	0.7	0.55
SQR1042C-680M	68 ± 20%	0.38	0.48	1.15	0.65	0.49
SQR1042C-820M	82 ± 20%	0.42	0.54	1.05	0.63	0.46
SQR1042C-101M	100 ± 20%	0.53	0.67	0.95	0.55	0.41

Inductance Measuring Condition:100kHz,1V
DC saturation allowable current:The current value which inductance decrease within 30% from the initial value
Temperature rise allowable current:The rise in temperature of core surface is within 40℃

Characteristics of DC Resistance

Characteristics of Temperature Rise