Power Materials
PARAMETER
symbol
Unit
MATERIALS
NP1
NP2
Initial Permeablllty
(B¡Ø10Gauss(0.1mT).=25¢J)
i
-
2500 ¡Ó25¢M
2300 ¡Ó25¢M
Saturation Flux Density
at H=10 Oe
Bms
Gauss
(mT)
4900
(490)
5100
(500)
Residual Flux Density
Br
Gauss
(mT)
1100
(110)
1000
(100)
Coercive Force
Hc
Oersteds
0.14
0.13
Curie Temperature
Tc
¢J
> 220
> 215
Optimum frequency
f max
MHz
0.5
0.5
DC resistivity
e
OHM-M
11
7
Power Loss (Typical)
f = 25 KHz
B=2000 Gauss(200mT)
f = 100 KHz
B=2000 Gauss(200mT)
=25¢J
=80¢J
=25¢J
=80¢J
PL
mW / CM
110
80
700
480
-
-
500
260
Mass Density
d
g / CM
4.8~4.9
4.7~4.8
Temperature factor
=+25¢J to +70¢J
F
x 10 /K
1
1
Disaccommodation factor
DF
x 10
¡Ø4
¡Ø4
Relative Loss Fector
at B¡Ø10 Gauss(0.1mT)
f = 100KHz , =25¢J
tan/ i
x 10
-
-
 
Parameter Shown are Typical values based upon measurements use Toroldal core with
OD=25m/m , ID=15 m/m ,Ht=15 m/m
 
High Permeability Materials
PARAMETER
symbol
Unit
MATERIALS
N05
N07
N10
N5X
Initial Permeablllty
(B¡Ø10Gauss(0.1mT).=25¢J)
i
-
5000 ¡Ó25¢M
7000 ¡Ó25¢M
10000 ¡Ó25¢M
5000 ¡Ó25¢M
Saturation Flux Density
at H=10 Oe
Bms
Gauss
(mT)
4300
(430)
4300
(430)
4100
(410)
4100
(410)
Residual Flux Density
Br
Gauss
(mT)
1100
(110)
1100
(110)
400
(40)
1100
(110)
Coercive Force
Hc
Oersteds
0.08
0.08
0.08
0.09
Curie Temperature
Tc
¢J
> 140
>120
>120
>135
Optimum frequency
f max
MHz
0.2
0.1
0.1
0.1
DC resistivity
e
OHM-M
1.0
0.15
0.18
1.1
Power Loss (Typical)
f = 25 KHz
B=2000 Gauss(200mT)
f = 100 KHz
B=2000 Gauss(200mT)
=25¢J
=80¢J
=25¢J
=80¢J
PL
mW / CM
-
-
-
-
Mass Density
d
g / CM
4.8~4.9
4.8~4.9
4.8~4.9
4.8~4.9
Temperature factor
=+25¢J to +70¢J
F
x 10 /K
¡Ø1
¡Ø1
¡Ø1
¡Ø1
Disaccommodation factor
DF
x 10
¡Ø3
¡Ø2
¡Ø2
¡Ø2
at B¡Ø10 Gauss(0.1mT)
f = 100KHz , =25¢J
tan/ i
x 10
¡Ø7
¡Ø30
¡Ø30
¡Ø6
 
Parameter Shown are Typical values based upon measurements use Toroldal core with
OD=25m/m , ID=15 m/m ,Ht=15 m/m
Low   Power   Loss   For High   Frequency   Material   Characteristics
¡@ Symbol Unit Measuring Conditions Temp. NP2 NP5 NP7 NP9
Initial Permeability Ui ¡@ ¡@ 2500 2400 3200 1400
Saturation Flux Density Bs mT 1200A/m 25¢J 510 520 520 500
100¢J 400 420 430 400
Remanence Br mT ¡@ 25¢J 100 130 100 170
¡@ 100¢J 50 30 50 110
Coercivity Hc A/m ¡@ 25¢J 9 10 9 40
¡@ 100¢J 5 4 5 29
Power Loss Pv mW/cm3 100KHz
200mT		 25¢J 650 630 420 ¡@
60¢J 535 425 410 ¡@
80¢J 380 380 400 ¡@
100¢J 420 360 400 ¡@
300KHz
100mT		 25¢J 540 550 390 ¡@
60¢J 400 445 380 ¡@
80¢J 390 405 395 ¡@
100¢J 450 395 400 ¡@
500KHz
50mT		 25¢J 250 270 210 105
60¢J 210 240 220 110
80¢J 190 210 225 120
100¢J 200 200 210 125
1MHz
50mT		 25¢J ¡@ ¡@ ¡@ 450
60¢J ¡@ ¡@ ¡@ 460
80¢J ¡@ ¡@ ¡@ 450
100¢J ¡@ ¡@ ¡@ 480
Curie Temperature Tc ¢J ¡@ ¡@ >215 >240 >240 >250
Density D g/cm3 ¡@ ¡@ 4.9 4.9 4.9 4.9
Resistivity £l £[-m ¡@ ¡@ 5.5 6 5 15
Optimum Frequency f KHz ¡@ ¡@ 25KHz~500KHz 25KHz~500KHz 25KHz~500KHz 500KHz~1000KHz

Parameter Shown are Typical values based upon measurements use Toroidal core with?OD=25m/m,ID=15m/m,Ht=10m/m

 

Specific power loss for several frequency / flux density
combinations as a function of temperature

Specific power loss for several frequency / flux density
combinations as a function of temperature

Specific power loss for several frequency / flux density
combinations as a function of temperature

Specific power loss for several frequency / flux density
combinations as a function of temperature

1321

Specific power loss as a function of peak flux desity with frequency as a parameter

 
 
 
 
NP1/NP2 ARE DEVELOPED FOR SWITCHED MODE POWER SUPPLY APPLICATIONS AND POWER CHOKE. POWER LOSSES ARE MINIMISED IN THE TEMPATURE RANGE 70¢J~90¢J.NP2 HAVE THE EXCELLENT POWER LOSSES COMPARED TO NP1/NP2 ARE AVAILABLE FOR CORE SHAPE AS EE, EF, EFD, EER, EPC , LP, UU, UI, CI, SQI, UR, DP, RM, PCT, POT, DRUM, ROD, RID, RH, TOROIDS....ETC.
 
N5X IS IPECIFICALLY DEVELOPED FOR 100 BASE TXLAN APPLICATION. IT IS OPTIMIZED TO ACHEVE THE REQUIREMENT OF 350uH MINIMIUM INDUCTANCE WITH DC-BIAS 8 mA APPLIED WITH THE TEMPATURE RANGE OF 0¢J TO 70¢J.N5X IS AVAILBLE FOR TOROIDS ( OD<6M/M ).
 
N05/B07/N10 ARE SUITABLE FOR THE APPLICATION ON PULSE TRANSFORMER / BROAD BAND TRANSFORMER / COMMON MODE CHOKE AND INDUCTOR. N05/B07/N10 ARE DESIGNED FOR TOROID,RH,RID,ET,UT....ETC.
 
 
ENCORE ELECTRONICS
TECHNOLOGY CO., LTD
ENCORE Soft Ferrites
Ferrite Products for The Electronics Industry
No.1,NE-LI ,KUAN-PU ROAD,HSIN-PU,
HSIN CHU, TAIWAN, R.O.C.
TEL : ( 03 ) 588-2962
FAX : ( 03 ) 588-8877
E-mail:encltd@ms22.hinet.net