( 1 ) Power Materials
PARAMETER
symbol
Unit
MATERIALS
NP1
NP2
Initial Permeability
(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
fmax
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 Factor
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
( 2)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
<7
<30
<30
<6
Parameter Shown are Typical values based upon measurements use Toroldal core with
OD=25m/m , ID=15 m/m ,Ht=15 m/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, NP1/NP2 ARE AVAILABLE FOR CORE SHAPE AS EE, EF, EFD, EER, EPC , LP, UU, UI, CI, SQI, UR, T2P, RM, PCT, POT, DRUM, ROD, RID, RH, TOROIDS....ETC.
 
N5X IS SPECIFICALLY DEVELOPED FOR 100 BASE TX LAN 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/N07/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