D
escription
• Low loss, powdered iron cores with stable
electrical operating characteristics maximize
inductor efficiency by minimizing copper losses
• Available in vertical and horizontal self leaded and
header mounted configurations
• Inductance values range from 10uH to 1000uH
• Current values range from 1.5 to 29.5 Amps
• Meets UL 94V-0 flammability standard
• Powder Iron core material
Applications
• Filters
• Buck and boost switches
• Chokes
Environmental Data
• Storage temperature range: -40°C to +105°C
• Operating ambient temperature range: -40°C to +75°C
(range is application specific)
Packaging
• Supplied in bulk packaging
LOW COST POWER INDUCTORS
Toroidal Inductors
V
V
e
e
r
r
t
t
i
i
c
c
a
a
l
l
H
H
o
o
r
r
i
i
z
z
o
o
n
n
t
t
a
a
l
l
H
H
e
e
a
a
d
d
e
e
r
r
M
M
o
o
u
u
n
n
t
t
e
e
d
d
I
I
n
n
d
d
u
u
c
c
t
t
a
a
n
n
c
c
e
e
O
O
C
C
L
L
(
(
1
1
)
)
I
I
D
D
C
C
(
(
2
2
)
)
I
I
S
S
A
A
T
T
(
(
3
3
)
)
V
V
o
o
l
l
t
t
-
-
µ
µ
S
S
e
e
c
c
(
(
4
4
)
)
E
E
n
n
e
e
r
r
g
g
y
y
(
(
5
5
)
)
D
D
C
C
R
R
(
(
Ω
Ω
)
)
(
(
6
6
)
)
P
P
a
a
r
r
t
t
N
N
u
u
m
m
b
b
e
e
r
r
P
P
a
a
r
r
t
t
N
N
u
u
m
m
b
b
e
e
r
r
P
P
a
a
r
r
t
t
N
N
u
u
m
m
b
b
e
e
r
r
µ
µ
H
H
(
(
r
r
a
a
t
t
e
e
d
d
)
)
µ
µ
H
H
+
+
/
/
-
-
2
2
0
0
%
%
A
A
m
m
p
p
e
e
r
r
e
e
s
s
A
A
m
m
p
p
e
e
r
r
e
e
s
s
V
V
µ
µ
S
S
µ
µ
J
J
m
m
a
a
x
x
CTX10-1-52-R CTX10-1-52LP-R CTX10-1-52M-R 10 10.14 2.4 2.1 5.4 15 0.0481
CTX20-1-52-R CTX20-1-52LP-R CTX20-1-52M-R 20 20.22 1.8 2.2 7.8 36 0.0829
CTX50-1-52-R CTX50-1-52LP-R CTX50-1-52M-R 50 50.29 2.6 2.7 16.3 130 0.0715
CTX100-1-52-R CTX100-1-52LP-R CTX100-1-52M-R 100 100.40 2.5 2.4 27.5 197 0.1060
CTX150-1-52-R CTX150-1-52LP-R CTX150-1-52M-R 150 151.70 2.1 2.3 35.7 283 0.1620
CTX250-1-52-R CTX250-1-52LP-R CTX250-1-52M-R 250 250.90 1.9 2.2 47.8 421 0.2210
CTX500-1-52-R CTX500-1-52LP-R CTX500-1-52M-R 500
505.00
1.7
1.9 77.9 645 0.3610
CTX750-1-52-R CTX750-1-52LP-R CTX750-1-52M-R 750 754.40 1.8 2.4 114.3 1530 0.4340
CTX1000-1-52-R CTX1000-1-52LPR CTX1000-1-52M-R 1000 1004.00 1.5 2.1 131.9 1530 0.6380
CTX10-2-52-R CTX10-2-52LP-R CTX10-2-52M-R 10 9.60 4.7 4.5 6.6 68 0.0183
CTX20-2-52-R
CTX20-2-52LP-R
CTX20-2-52M-R
20
19.60
3.2
3.2 9.4 69 0.0392
CTX50-2-52-R
CTX50-2-52LP-R CTX50-2-52M-R 50 50.00 4.9 4.9 21.3 420 0.0326
CTX100-2-52-R
CTX100-2-52LP-R CTX100-2-52M-R 100 101.70 4.4 4.3 35.0 643 0.0534
CTX150-2-52-R CTX150-2-52LP-R CTX150-2-52M-R 150 148.00 4.3 4.0 47.6 829 0.0719
CTX250-2-52-R CTX250-2-52LP-R CTX250-2-52M-R 250 251.10 4.2 4.2 66.0 1540 0.0833
CTX500-2-52-R
CTX500-2-52LP-R
CTX500-2-52M-R
500 499.40 3.1 3.3 104.0 1890 0.1830
CTX750-2-52-R CTX750-2-52LP-R CTX750-2-52M-R 750 749.30 3.4 3.4 147.3 2960 0.2080
CTX10-5-52-R
CTX10-5-52LP-R
CTX10-5-52M-R 10 9.68 8.7 11.1 9.4 417 0.0104
CTX20-5-52-R CTX20-5-52LP-R CTX20-5-52M-R 20 21.25 7.8 9.3 16.0 643 0.0260
CTX50-5-52-R
CTX50-5-52LP-R CTX50-5-52M-R 50 49.60 7.6 9.4 29.3 1530 0.0248
CTX100-5-52-R CTX100-5-52LP-R CTX100-5-52M-R 100 97.20 8.2 7.5 45.7 1890 0.0267
CTX150-5-52-R CTX150-5-52LP-R CTX150-5-52M-R 150 150.60 7.7 7.5 66.0 2960 0.0401
CTX250-5-52-R CTX250-5-52LP-R 250 254.40 9.2 8.1 102.4 5860 0.0400
CTX10-7-52-R CTX10-7-52LP-R CTX10-7-52M-R 10 10.04 11.4 13.5 11.0 640 0.0080
CTX20-7-52-R CTX20-7-52LP-R CTX20-7-52M-R 20 20.96 11.4 14.5 19.1 1540 0.0110
CTX50-7-52-R
CTX50-7-52LP-R
CTX50-7-52M-R
50
52.27 10.5 10.2 33.5 1900 0.0163
CTX100-7-52-R
CTX100-7-52LP-R
100
101.40
12.0
9.1
54.2
2960
0.0167
CTX150-7-52-R CTX150-7-52LP-R 150 152.80 12.8 10.5 79.3 5900 0.0204
CTX10-10-52-R CTX10-10-52LP-R 10 10.04 16.9 20.9 13.2 1530 0.0051
CTX20-10-52-R CTX20-10-52LP-R 20 21.17 16.0 16.0 21.3 1900 0.0070
CTX50-10-52-R
CTX50-10-52LP-R
50 52.37 13.9 12.7 38.9 2960 0.0124
CTX100-10-52-R CTX100-10-52LPR 100 99.38 17.6 13.0 64.0 5880 0.0109
CTX10-16-52-R CTX10-16-52LP-R 10 9.90 27.3 29.3 16.9 2970 0.0032
CTX20-16-52-R
CTX20-16-52LP-R
20
19.24 31.5 29.5 28.1 5860 0.0034
Notes:
(1) Open cir
cuit inductance test parameters: 100kHz, 0.250Vrms, 0 Adc.
(2)
DC cur
r
ent for an appr
oximate
∆
T of 30°C at 75°C Ambient with no core loss. See Chart 2 for derating of I
DC with cor
e loss.
(3) Peak current for an approximate 30% roll-off in OCL. For other current levels see Chart 1.
(4)
Applied V
olt-Time product (VµS) across the inductor. This value represents the VµS at 100kHz necessary to generate a core loss equal to 10% of the total
losses for 30
°
C rise. For other fr
equencies and operating levels see Char
t 2. (Note: skin ef
fect losses not included.)
(5) Energy storage (µJ) at I
SAT. For other current levels see Chart 1.
(6) Maximum D.C. r
esistance at 20°C.
Family Table
