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Mobile: 86-13620067891
E-mail: fks@fks-coils.com
Add：C2 Building, Western Cloud Valley, Fengxi New Town, Xixian New Area, Xi'an City, Shaanxi Province, China

FLEX+ Flexible Transformer for DC/DC Converter

FLEX+ Flexible Transformer for DC/DC Converter Description:

FKS-FLEX Flexible Transformers for DC/DC Converters with 6 identical windings and are available in 4 sizes with 5 different lengths of air gap each. These transformers offer low leakage inductance and -40°C to +125°C operating temperature range. FKS-FLEX Flexible Transformers are ideal for use in all types of switching regulators.

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Free trial of samples

Characteristics

Transformer with 6 identical windings

Power up to 300 W possible

Isolation voltage 500 VDC

High voltage (HV) version 1.5kVAC

Low leakage inductance

Operating temperature: –40 °C to +125 °C

Applications

All kind of switching regulators

- Flyback converters

- Forward converters

- Push-pull converters

- Step-up/step-down converters

- SEPIC converter

Product Parameters

Parameter									Size
Order Code	L_BASE (µH)	I_{R BASE} (A)	I_{SAT BASE} (A)	n	V_T (V (AC))	R_{DC BASE} (mΩ)	L_{S Base} (μH)	Type	FKS	L (mm)	W (mm)	H (mm)
FKS749197141	15	2.2	3.1	1 : 1 : 1 : 1 : 1 : 1	500	45	0.32	gapped	ETD29	37.21	35.56	31.75
FKS749197241	22	2.5	2.91		500	51	0.32	gapped	ETD34	40.39	39.62	31.49
FKS749197341	23.7	3.2	3.25		500	34	0.35	gapped	ETD39	45.72	44.45	37.78
FKS749197131	24.3	2.2	1.83		500	45	0.32	gapped	ETD29	37.21	35.56	31.75
FKS749197231	36.1	2.5	1.58		500	51	0.32	gapped	ETD34	40.39	39.62	31.49
FKS749197331	39.4	3.2	1.65		500	34	0.35	gapped	ETD39	45.72	44.45	37.78
FKS749197121	46.3	2.2	0.83		500	45	0.32	gapped	ETD29	37.21	35.56	31.75
FKS749197221	69.4	2.5	0.67		500	51	0.32	gapped	ETD34	40.39	39.62	31.49
FKS749197111	75.1	2.2	0.4		500	45	0.32	gapped	ETD29	37.21	35.56	31.75
FKS749197321	77.3	3.2	0.68		500	34	0.35	gapped	ETD39	37.21	35.56	31.75
FKS749197211	113.8	2.5	0.33		500	51	0.32	gapped	ETD34	40.39	39.62	31.49
FKS749197311	128.5	3.2	0.32		500	34	0.35	gapped	ETD39	37.21	35.56	31.75
FKS749197101	195	2.2	0.25		500	45	0.32	ungapped	ETD29	37.21	35.56	31.75
FKS749197201	280	2.5	0.22		500	51	0.32	ungapped	ETD34	40.39	39.62	31.49
FKS749197301	326.7	3.2	0.2		500	34	0.35	ungapped	ETD39	37.21	35.56	31.75

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Product Classification

Transformers

Common Mode Choke

Coils

Inductors

FLEX+ Flexible Transformer for DC/DC Converter