Cosmo Ferrites Ltd.

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	Measuring Conditions

	Material Characteristics Curves

	Material Cross Reference Chart

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PROPERTY	SYMBOL	UNIT	Temp (°C)	POWER TRANSFORMER MATERIALS
PROPERTY	SYMBOL	UNIT	Temp (°C)	CF122	CF196	CF124	CF101	CF138	CF139
Initial_Permeability	µ_iac	--	25	1700±20%	2000+20%	2500+20%	3000+20%	2100+20%	2100±20%
Saturation Flux Density	`B`_s(H=1kA/m)	mT	25	510	500	490	490	480	490
Saturation Flux Density	`B`_s(H=1kA/m)	mT	100	410	400	390	390	380	390
Residual Flux Density	B_r	mT	25	--	210	200	200	180	--
Coercivity	H_c	A/m	25	--	16	16	15	15	21
Coercivity	H_c	A/m	100	--	--	--	--	--	13
Power Loss Density	Pc (16kHz) 200 mT	Kw/m³	25	--	£120	£100	£100	--	--
	Pc (16kHz) 200 mT	Kw/m³	100	--	£110	£ 90	£120	--	--
	Pc (25kHz) 200 mT	Kw/m³	25	--	£160	£150	£150	--	--
	Pc (25kHz) 200 mT	Kw/m³	100	--	£140	£130	£170	--	--
	Pc (100kHz) 100 mT	Kw/m³	25	£170	--	--	--	£120	--
	Pc (100kHz) 100 mT	Kw/m³	100	<90	--	--	--	£ 60	<60
	Pc (100kHz) 200 mT	Kw/m³	25	£900	--	--	--	£700	--
	Pc (100kHz) 200 mT	Kw/m³	100	<500	--	--	--	£450	<380
	Pc (300kHz) 100 mT	Kw/m³	25	--	--	--	--	--	--
	Pc (300kHz) 100 mT	Kw/m³	100	--	--	--	--	--	<390
	Pc (500kHz) 50 mT	Kw/m³	25	--	--	--	--	--	--
	Pc (500kHz) 50 mT	Kw/m³	100	--	--	--	--	--	<215
Relative Loss Factor	tand/µ_iacx 10^-6	10kHz	25	£2.5	£4	£2.5	£2.5	£2.5	£2.5
Relative Loss Factor	tand/µ_iacx 10^-6	100kHz	--	--	--	--	--	--	--
Sec. Max. permeability	SPM	°C	--	90-110	70-90	60-80	50-70	90-110	90-110
Curie temperature	T_c	°C	--	>220	> 200	> 200	> 190	> 220	>210
Resistivity	r	Wm	25	4.0	0.4	0.5	0.4	4.0	8.0
Density		Kg/m³	25	4.75x10³	4.8x10³	4.8x10³	4.8x10³	4.8x10³	4.8x10³
Geometry	--	--	--	EE, UU, RM, PQ, EER, ETD, EFF	EE, EI, ETD, EFF, RM, PQ, PTS, UU	EE, UU	PEE, EI, EER	EEF, RM, PQ, PTS, UU, PLANAR	EE, UU, RM, PQ, EER, ETD, EFF, PLANAR

PROPERTY	SYMBOL	UNIT	Temp (°C)	RESONANT CIRCUIT INDUCTORS	BROADBAND TRANSFORMER MATERIALS
PROPERTY	SYMBOL	UNIT	Temp (°C)	CF140	CF191	CF192	CF195	CF190	CF197	CF199
Initial Permeability	µ_iac	--	25	2500+20%	4300+20%	5000+20%	5000+20%	6000+20%	7000+20%	10000±30%
Saturation Flux Density	`B`_s(H=1kA/m)	mT	25	390	450	400	400	400	400	400
Saturation Flux Density	`B`_s(H=1kA/m)	mT	100	310	300	280	260	280	260	260
Residual Flux Density	B_r	mT	25	110	150	150	150	150	150	--
Coercivity	H_c	A/m	25	24	12	10	12	10	12	8
Coercivity	H_c	A/m	100	--	--	--	--	--	--	7
Relative Loss Factor	tand/µ_iacx 10^-6	10kHz	²⁵	^--	£5.0	£5.0	£5.0	£5.0	£7.0	£20.0
Relative Loss Factor	tand/µ_iacx 10^-6	100kHz	^--	£2.5	£20	£35	£60	£40	^--	^--
Hysteresis Mat. Constant	h_B	x 10^-6	25	£0.4	< 1.5	<1.5	--	<1.5	--	<0.3
Relative Temp. Coefficient	a_F	x 10^-6	25 - 55	0.4 - 1.5	0 - 1.5	--	--	--	--	--
Disaccomodation Factor	_DF	x 10^-6	25	£3.0	--	--	--	--	--	--
Curie temperature	T_c	°C	--	> 150	> 140	> 120	> 120	> 120	> 120	>115
Resistivity	r	Wm	25	1.0	0.8	0.5	0.2	0.5	0.2	0.1
Density	--	Kg/m³	25	4.8x10³	4.8x10³	4.8x10³	4.8x10³	4.8x10³	4.8x10³	4.85x10⁶
Geometry	--	--	--	POT, RM ,PTS, ROD CORES	TOROIDS, EE, UU	TOROIDS, EE, UU	EE, UU, EP, RM, TOROIDS	TOROIDS, EE,UU	TOROIDS, EE,UU	TCORES, UU
NOTE :
1. The Values are obtained with T 2512.
2. Initial Permeability, Relative Loss Factor and Curie Temperature are measured at f = 10KHz & B = 0.1 mT.
3. Disaccomodation factor - Done 10 minutes and 100 minutes after demagnetization.

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