AMORPHOUS CHOKE COILS
AMORPHOUS CHOKE COILS
?MAJOR
USES
@Choke
coils for DC-DC converter
@Output
choke coils for Switching Mode Power Supply
?FEATURES
@Minimum
device thickness of 6.8 mm with high D.C. rated current
@Remarkably
small of D.C. resistance in this type of device
@Use
of Fe-base amorphous for excellent operation stability at high temperature
@Preparation
of both SMD and SIP type
?GENERAL
SPECIFICATION
Items
Operating Temperature Range
Storage Temperature Range
Operating Humidity Range
Storage Humidity Range
Operating Frequency Range
*2
Increase in Temperature
*3
Insulating Type
Incombustibility
*4
*1
Rated value
-25 to 130C
-25 to 130C
20 to 95%RH
20 to 80%RH
20kHz to 500kHz
45 deg. or less
Type B (130C)
UL94V-0
*1 Temperature on the coil surface including the increase in self-temperature in installation.
*2 When infra-acoustic frequency component is impressed, a beat sound some times occur.
*3 Increase in the temperature on the coil surface during the flow of the rated D.C. current.
*4 Housing case material.
?PART
NUMBER DESIGNATIONS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
L E SM 5 F 2 J L 3 2 L 0 0
Solder control code6
Specifications control code5
Package Method4
Lead side3
Lead number2
Lead shape1
Core type
Series
Section code
Class code
1Lead
shape
Code
S
L
U
G
Lead shape
SMD type(Vertical)
SMD type(Horizontal)
SIP type(Vertical)
SIP type(Horizontal)
2Lead
number
Code Laad number
2
2
3
3
4
4
3Lead
side
Code Lead side
1 One Side
2 Two Side
4Package
Method
Code
T
L
N
Contents
Taping
Standard tray
Others
5Specifications
control code
Code Specifications
Standard
0
Custom
1
6Solder
control code
Code Specifications
Standard solder
0
Pb free
E
?STANDARD
DIMENSION DIAGRAM (mm)
@SMD
type : LESM5F2JL32L00
LESM5F2HL32L00
@SIP
type : LESM5F2JU21L00
5.8
22.0
19.0
7.4
13.0
5.8
13.5
6.8
Lead phase :
F1.2
@SIP
type : LESMCA4JU21L0E, LESMCA4HU21L0E
27.7
@SIP
type : LESMBA2HU21L0E
18.9
13.9
4-R5
25.9
6
26.5
4.5
23.0
14.0
12.9
LESMCA4JU21L0E
LESMCA4HU21L0E
4.5
Lead phase
3B5
F3.2
8.8
Lead phase :
F3.2
(1/2)
CAT. No. E1008E
CHEMI-CON [ UNITED CHEMI-CON, INC. ]
