DC/DC Converters – Mouser Ireland

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1W to 2W Isolated DC-DC Converters

CUI Inc 1W to 2W Isolated DC-DC Converters are unregulated and cost-effective isolated modules that offer efficiency of up to 89%. These converters are housed in compact 4-, 6-, 7-, 8-, or 10- pin packages and operate at -40°C to +105°C temperature range. CUI Inc 1W to 2W Isolated DC-DC Converters are ideal for the conversion and isolation of DC rails for industrial, telecom, security, and machine control applications.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	Isolation	Mounting Style	Number of Outputs	Output Power	Output Voltage-Channel 1	Output Current-Channel 1	Industry
DC/DC Converters - SMD 1W 5Vin +/-15V SMT +/-33mA Iso UnReg TR PCN1-S5-D15-M-TR CUI Inc. 1: €5.47 918In Stock	Mfr. Part No. PCN1-S5-D15-M-TR Mouser Part No 490-PCN1-S5-D15-M-TR	CUI Inc.	DC/DC Converters - SMD 1W 5Vin +/-15V SMT +/-33mA Iso UnReg TR Learn More about CUI Inc. cui pcn1 m converters	Datasheet	918In Stock	Cut Tape €5.47 €5.39 €5.31 €5.07 View Reel €4.72 €4.99 €4.91 €4.79 €4.72 MouseReel Available	Min.: 1 Mult.: 1 : 430	Isolated	SMD/SMT	2 Output	1 W	15 V	33 mA	Industrial
DC/DC Converters - SMD 1W 5Vin +/-12V SMT +/-42mA Iso UnReg TR PCN1-S5-D12-M-TR CUI Inc. 1: €5.48 841In Stock	Mfr. Part No. PCN1-S5-D12-M-TR Mouser Part No 490-PCN1-S5-D12-M-TR	CUI Inc.	DC/DC Converters - SMD 1W 5Vin +/-12V SMT +/-42mA Iso UnReg TR Learn More about CUI Inc. cui pcn1 m converters	Datasheet	841In Stock	Cut Tape €5.48 €5.40 €5.32 €5.08 Reel €4.72 View €5.00 €4.92 €4.80 €4.52 MouseReel Available	Min.: 1 Mult.: 1 : 430	Isolated	SMD/SMT	2 Output	1 W	12 V	42 mA	Industrial
DC/DC Converters - Through Hole 10.8-13.2Vin 12Vout 84mA 1W Iso SIP PCSA1-S12-S12-S CUI Inc. 1: €5.02 1,113In Stock Restricted Availability 784On Order	Mfr. Part No. PCSA1-S12-S12-S Mouser Part No 490-PCSA1-S12-S12-S	CUI Inc.	DC/DC Converters - Through Hole 10.8-13.2Vin 12Vout 84mA 1W Iso SIP Learn More about CUI Inc. cui pcsa1 s converters	Datasheet	1,113In Stock 784On Order	€5.02 €4.94 €4.86 €4.66 View €4.58 €4.50 €4.39 €4.33	Min.: 1 Mult.: 1 Restricted Availability	Isolated	Through Hole	1 Output	1 W	12 V	84 mA	Industrial
DC/DC Converters - SMD 1W 5Vin +/-5Vout SMT +/-100mA Iso UnRg T PCN1-S5-D5-M-TR CUI Inc. 1: €5.48 422In Stock 1,290Expected 29/10/2026	Mfr. Part No. PCN1-S5-D5-M-TR Mouser Part No 490-PCN1-S5-D5-M-TR	CUI Inc.	DC/DC Converters - SMD 1W 5Vin +/-5Vout SMT +/-100mA Iso UnRg T Learn More about CUI Inc. cui pcn1 m converters	Datasheet	422In Stock 1,290Expected 29/10/2026	Cut Tape €5.48 €5.40 €5.32 €5.08 Reel €4.58 View €5.00 €4.92 €4.80 €4.52 MouseReel Available	Min.: 1 Mult.: 1 : 430	Isolated	SMD/SMT	2 Output	1 W	5 V	100 mA	Industrial
DC/DC Converters - Through Hole 4.5-5.5Vin 12Vout 84mA 1W Iso SIP PCSA1-S5-S12-S CUI Inc. 1: €4.78 363In Stock Restricted Availability	Mfr. Part No. PCSA1-S5-S12-S Mouser Part No 490-PCSA1-S5-S12-S	CUI Inc.	DC/DC Converters - Through Hole 4.5-5.5Vin 12Vout 84mA 1W Iso SIP Learn More about CUI Inc. cui pcsa1 s converters	Datasheet	363In Stock	€4.78 €4.70 €4.63 €4.44 View €4.35 €4.28 €4.17 €4.02 €3.97	Min.: 1 Mult.: 1 Restricted Availability	Isolated	Through Hole	1 Output	1 W	12 V	84 mA	Industrial
DC/DC Converters - Through Hole 10.8-13.2Vin 12Vout 167mA 2W Iso SIP PCN2-S12-S12-S CUI Inc. 1: €7.28 167In Stock	Mfr. Part No. PCN2-S12-S12-S Mouser Part No 490-PCN2-S12-S12-S	CUI Inc.	DC/DC Converters - Through Hole 10.8-13.2Vin 12Vout 167mA 2W Iso SIP Learn More about CUI Inc. cui pcn2 s converters	Datasheet	167In Stock	€7.28 €7.18 €6.36 €6.14 View €6.05 €6.04 €6.02 €5.95	Min.: 1 Mult.: 1	Isolated	Through Hole	1 Output	2 W	12 V	167 mA	Industrial
DC/DC Converters - SMD 1W 12Vin 12Vout SMT 84mA Iso UnReg TR PCN1-S12-S12-M-TR CUI Inc. 1: €5.48 20In Stock 4,300Expected 05/11/2026	Mfr. Part No. PCN1-S12-S12-M-TR Mouser Part No 490-PCN1-S12-S12-MTR	CUI Inc.	DC/DC Converters - SMD 1W 12Vin 12Vout SMT 84mA Iso UnReg TR Learn More about CUI Inc. cui pcn1 m converters	Datasheet	20In Stock 4,300Expected 05/11/2026	Cut Tape €5.48 €5.40 €5.32 €5.08 Reel €4.58 View €5.00 €4.92 €4.64 €4.52 MouseReel Available	Min.: 1 Mult.: 1 : 430	Isolated	SMD/SMT	1 Output	1 W	12 V	84 mA	Industrial
DC/DC Converters - Through Hole 10.8-13.2Vin 5Vout 400mA 2W Iso SIP PCN2-S12-S5-S CUI Inc. 1: €7.28 127In Stock	Mfr. Part No. PCN2-S12-S5-S Mouser Part No 490-PCN2-S12-S5-S	CUI Inc.	DC/DC Converters - Through Hole 10.8-13.2Vin 5Vout 400mA 2W Iso SIP Learn More about CUI Inc. cui pcn2 s converters	Datasheet	127In Stock	€7.28 €7.17 €7.07 €6.72 View €6.60 €6.50 €6.35 €6.26	Min.: 1 Mult.: 1	Isolated	Through Hole	1 Output	2 W	5 V	400 mA	Industrial
DC/DC Converters - Through Hole 10.8-13.2Vin 15Vout 134mA 2W Iso SIP PCN2-S12-S15-S CUI Inc. 1: €7.28 60In Stock	Mfr. Part No. PCN2-S12-S15-S Mouser Part No 490-PCN2-S12-S15-S	CUI Inc.	DC/DC Converters - Through Hole 10.8-13.2Vin 15Vout 134mA 2W Iso SIP Learn More about CUI Inc. cui pcn2 s converters	Datasheet	60In Stock	€7.28 €7.18 €7.08 €6.72 View €6.60 €6.19 €6.09 €6.03 €5.95	Min.: 1 Mult.: 1	Isolated	Through Hole	1 Output	2 W	15 V	134 mA	Industrial
DC/DC Converters - Through Hole 10.8-13.2Vin 15Vout 67mA 1W Iso SIP PCSA1-S12-S15-S CUI Inc. 1: €5.02 49In Stock Restricted Availability	Mfr. Part No. PCSA1-S12-S15-S Mouser Part No 490-PCSA1-S12-S15-S	CUI Inc.	DC/DC Converters - Through Hole 10.8-13.2Vin 15Vout 67mA 1W Iso SIP Learn More about CUI Inc. cui pcsa1 s converters	Datasheet	49In Stock	€5.02 €4.94 €4.86 €4.66 View €4.33 €4.27 €4.20 €4.16 €4.11	Min.: 1 Mult.: 1 Restricted Availability	Isolated	Through Hole	1 Output	1 W	15 V	67 mA	Industrial
DC/DC Converters - Through Hole 21.6-26.4Vin +/-15V +/-67mA 2W Iso SIP PCN2-S24-D15-S CUI Inc. 1: €7.28 15In Stock 15Expected 05/11/2026	Mfr. Part No. PCN2-S24-D15-S Mouser Part No 490-PCN2-S24-D15-S	CUI Inc.	DC/DC Converters - Through Hole 21.6-26.4Vin +/-15V +/-67mA 2W Iso SIP Learn More about CUI Inc. cui pcn2 s converters	Datasheet	15In Stock 15Expected 05/11/2026	€7.28 €7.18 €7.08 €6.34 View €6.26 €6.19 €6.09 €6.03 €5.95	Min.: 1 Mult.: 1	Isolated	Through Hole	2 Output	2 W	15 V	67 mA	Industrial
DC/DC Converters - Through Hole 21.6-26.4Vin 15Vout 134mA 2W Iso SIP PCN2-S24-S15-S CUI Inc. 1: €7.28 30In Stock	Mfr. Part No. PCN2-S24-S15-S Mouser Part No 490-PCN2-S24-S15-S	CUI Inc.	DC/DC Converters - Through Hole 21.6-26.4Vin 15Vout 134mA 2W Iso SIP Learn More about CUI Inc. cui pcn2 s converters	Datasheet	30In Stock	€7.28 €7.18 €7.08 €6.72 View €6.26 €6.19 €6.09 €6.03 €5.95	Min.: 1 Mult.: 1	Isolated	Through Hole	1 Output	2 W	15 V	134 mA	Industrial
DC/DC Converters - Through Hole 4.5-5.5Vin 15Vout 134mA 2W Iso SIP PCN2-S5-S15-S CUI Inc. 1: €7.28 33In Stock	Mfr. Part No. PCN2-S5-S15-S Mouser Part No 490-PCN2-S5-S15-S	CUI Inc.	DC/DC Converters - Through Hole 4.5-5.5Vin 15Vout 134mA 2W Iso SIP Learn More about CUI Inc. cui pcn2 s converters	Datasheet	33In Stock	€7.28 €7.17 €7.07 €6.72 View €6.60 €6.50 €6.35 €6.26	Min.: 1 Mult.: 1	Isolated	Through Hole	1 Output	2 W	15 V	134 mA	Industrial
DC/DC Converters - SMD 1W 12Vin +/-12V SMT +/-42mA Iso UnReg TR PCN1-S12-D12-M-TR CUI Inc. 1: €5.48 8In Stock 860Expected 05/11/2026	Mfr. Part No. PCN1-S12-D12-M-TR Mouser Part No 490-PCN1-S12-D12-MTR	CUI Inc.	DC/DC Converters - SMD 1W 12Vin +/-12V SMT +/-42mA Iso UnReg TR Learn More about CUI Inc. cui pcn1 m converters	Datasheet	8In Stock 860Expected 05/11/2026	Cut Tape €5.48 €5.40 €5.32 €5.08 Reel €4.58 View €5.00 €4.92 €4.64 €4.52 MouseReel Available	Min.: 1 Mult.: 1 : 430	Isolated	SMD/SMT	2 Output	1 W	12 V	42 mA	Industrial
DC/DC Converters - Through Hole 4.5-5.5Vin +/-12Vout +/-83mA 2W Iso SIP PCN2-S5-D12-S CUI Inc. 1: €7.28 27In Stock	Mfr. Part No. PCN2-S5-D12-S Mouser Part No 490-PCN2-S5-D12-S	CUI Inc.	DC/DC Converters - Through Hole 4.5-5.5Vin +/-12Vout +/-83mA 2W Iso SIP Learn More about CUI Inc. cui pcn2 s converters	Datasheet	27In Stock	€7.28 €7.18 €7.08 €6.72 View €6.26 €6.19 €6.09 €6.03 €5.95	Min.: 1 Mult.: 1	Isolated	Through Hole	2 Output	2 W	12 V	83 mA	Industrial
DC/DC Converters - Through Hole 4.5-5.5Vin 12Vout 167mA 2W Iso SIP PCN2-S5-S12-S CUI Inc. 1: €6.94 73In Stock	Mfr. Part No. PCN2-S5-S12-S Mouser Part No 490-PCN2-S5-S12-S	CUI Inc.	DC/DC Converters - Through Hole 4.5-5.5Vin 12Vout 167mA 2W Iso SIP Learn More about CUI Inc. cui pcn2 s converters	Datasheet	73In Stock	€6.94 €6.84 €6.73 €6.40 View €6.30 €5.99 €5.88 €5.83 €5.75	Min.: 1 Mult.: 1	Isolated	Through Hole	1 Output	2 W	12 V	167 mA	Industrial
DC/DC Converters - Through Hole 21.6-26.4Vin 15Vout 67mA 1W Iso SIP PCSA1-S24-S15-S CUI Inc. 1: €5.01 65In Stock Restricted Availability	Mfr. Part No. PCSA1-S24-S15-S Mouser Part No 490-PCSA1-S24-S15-S	CUI Inc.	DC/DC Converters - Through Hole 21.6-26.4Vin 15Vout 67mA 1W Iso SIP Learn More about CUI Inc. cui pcsa1 s converters	Datasheet	65In Stock	€5.01 €4.93 €4.85 €4.65 View €4.58 €4.50 €4.39 €4.33	Min.: 1 Mult.: 1 Restricted Availability	Isolated	Through Hole	1 Output	1 W	15 V	67 mA	Industrial
DC/DC Converters - SMD The factory is currently not accepting orders for this product. PES1-S5-D12-M-TR CUI Inc. 1: €5.25 314In Stock Verify Status with Factory	Mfr. Part No. PES1-S5-D12-M-TR Mouser Part No 490-PES1-S5-D12-M-TR Verify Status with Factory	CUI Inc.	DC/DC Converters - SMD The factory is currently not accepting orders for this product. Learn More about CUI Inc. cui pes1 m converters	Datasheet	314In Stock	Cut Tape €5.25 €5.16 €5.08 Reel €4.54 MouseReel Available	Min.: 1 Mult.: 1 : 500	Isolated	SMD/SMT	2 Output	1 W	12 V	42 mA	Medical, Industrial
DC/DC Converters - Through Hole 4.5-5.5Vin 5Vout 200mA 1W Iso SIP PCSA1-S5-S5-S CUI Inc. 1: €5.02 499In Stock Restricted Availability	Mfr. Part No. PCSA1-S5-S5-S Mouser Part No 490-PCSA1-S5-S5-S	CUI Inc.	DC/DC Converters - Through Hole 4.5-5.5Vin 5Vout 200mA 1W Iso SIP Learn More about CUI Inc. cui pcsa1 s converters	Datasheet	499In Stock	€5.02 €4.94 €4.86 €4.58 View €4.50 €4.42 €4.32 €4.27 €4.11	Min.: 1 Mult.: 1 Restricted Availability	Isolated	Through Hole	1 Output	1 W	5 V	200 mA	Industrial
DC/DC Converters - Through Hole 10.8-13.2Vin +/-12V +/-83mA 2W Iso SIP PCN2-S12-D12-S CUI Inc. 1: €6.94 26In Stock	Mfr. Part No. PCN2-S12-D12-S Mouser Part No 490-PCN2-S12-D12-S	CUI Inc.	DC/DC Converters - Through Hole 10.8-13.2Vin +/-12V +/-83mA 2W Iso SIP Learn More about CUI Inc. cui pcn2 s converters	Datasheet	26In Stock	€6.94 €6.84 €6.73 €6.40 View €6.05 €5.99 €5.88 €5.83 €5.75	Min.: 1 Mult.: 1	Isolated	Through Hole	2 Output	2 W	12 V	83 mA	Industrial
DC/DC Converters - Through Hole 10.8-13.2Vin 5Vout 200mA 1W Iso SIP PCSA1-S12-S5-S CUI Inc. 1: €4.78 34In Stock Restricted Availability	Mfr. Part No. PCSA1-S12-S5-S Mouser Part No 490-PCSA1-S12-S5-S	CUI Inc.	DC/DC Converters - Through Hole 10.8-13.2Vin 5Vout 200mA 1W Iso SIP Learn More about CUI Inc. cui pcsa1 s converters	Datasheet	34In Stock	€4.78 €4.70 €4.63 €4.44 View €4.18 €4.13 €4.06 €4.02 €3.97	Min.: 1 Mult.: 1 Restricted Availability	Isolated	Through Hole	1 Output	1 W	5 V	200 mA	Industrial
DC/DC Converters - Through Hole 21.6-26.4Vin 12Vout 84mA 1W Iso SIP PCSA1-S24-S12-S CUI Inc. 1: €5.02 187In Stock Restricted Availability 104Expected 22/01/2027	Mfr. Part No. PCSA1-S24-S12-S Mouser Part No 490-PCSA1-S24-S12-S	CUI Inc.	DC/DC Converters - Through Hole 21.6-26.4Vin 12Vout 84mA 1W Iso SIP Learn More about CUI Inc. cui pcsa1 s converters	Datasheet	187In Stock 104Expected 22/01/2027	€5.02 €4.94 €4.86 €4.66 View €4.58 €4.50 €4.39 €4.33	Min.: 1 Mult.: 1 Restricted Availability	Isolated	Through Hole	1 Output	1 W	12 V	84 mA	Industrial
DC/DC Converters - Through Hole 21.6-26.4Vin 5Vout 200mA 1W Iso SIP PCSA1-S24-S5-S CUI Inc. 1: €5.02 46In Stock Restricted Availability 78Expected 22/01/2027	Mfr. Part No. PCSA1-S24-S5-S Mouser Part No 490-PCSA1-S24-S5-S	CUI Inc.	DC/DC Converters - Through Hole 21.6-26.4Vin 5Vout 200mA 1W Iso SIP Learn More about CUI Inc. cui pcsa1 s converters	Datasheet	46In Stock 78Expected 22/01/2027	€5.02 €4.94 €4.86 €4.66 View €4.58 €4.50 €4.20 €4.16 €4.11	Min.: 1 Mult.: 1 Restricted Availability	Isolated	Through Hole	1 Output	1 W	5 V	200 mA	Industrial
DC/DC Converters - Through Hole The factory is currently not accepting orders for this product. PDS1-S24-S24-D CUI Inc. 1: €4.45 17In Stock Verify Status with Factory	Mfr. Part No. PDS1-S24-S24-D Mouser Part No 490-PDS1-S24-S24-D Verify Status with Factory	CUI Inc.	DC/DC Converters - Through Hole The factory is currently not accepting orders for this product. Learn More about CUI Inc. cui pds1 dcdc converters	Datasheet	17In Stock	€4.45	Min.: 1 Mult.: 1	Isolated	Through Hole	1 Output	1 W	24 V	42 mA	Industrial
DC/DC Converters - SMD 1W 5Vin 5Vout SMT 200mA Iso UnReg TR PCN1-S5-S5-M-TR CUI Inc. 1: €5.48 4,290On Order	Mfr. Part No. PCN1-S5-S5-M-TR Mouser Part No 490-PCN1-S5-S5-M-TR	CUI Inc.	DC/DC Converters - SMD 1W 5Vin 5Vout SMT 200mA Iso UnReg TR Learn More about CUI Inc. cui pcn1 m converters	Datasheet	4,290On Order On Order Ship Dates Mfr. No: PCN1-S5-S5-M-TR Stock: 0 On Order: 420 Expected 15/10/2026 2,150 Expected 05/11/2026 1,720 Expected 22/01/2027 Factory Lead Time: 20 Weeks	Cut Tape €5.48 €5.40 €5.32 €5.08 Reel €4.58 View €5.00 €4.92 €4.64 €4.52 MouseReel Available	Min.: 1 Mult.: 1 : 430	Isolated	SMD/SMT	1 Output	1 W	5 V	200 mA	Industrial

1W to 2W Isolated DC-DC Converters

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