SH260 Series • Inductors for National's 260kHz Simple SwitcherTM
Compatible with National Semiconductor's Simple SwitcherTM
Part Numbers LM267X-L41 and LM267X-L45 through
LM267X-L50
Features
• High energy storage with minimum saturation
• High stability from no load to full load
• Available in both SMD and THT versions
• Manufactured in ISO-9001:2000, TS-16949:2002 and
ISO-14001:2004 certified Talema facility
• Meets lead free reflow level J-STD-020C
• Fully RoHS compliant
Electrical Specifications @ 25°C
Test voltage between windings: 500 Vrms
Operating temperature range: -40°C to +125°C
Climatic Category: IEC68-1 40/125/56
Test frequency: Inductance measured @ 10kHz / 10mV
ETOP
(V-μSec)
Max. @
260kHz
Package Size
National
Part
Number
Rated
Current
lnductance
(μH)
DCR
Nominal
(mOhm)
Part Number
Package
Lead Dia.
(mm)
(IDC
)
±20%
Code
SH260C-4.9-23
SH260C-4.3-10
SH260C-5.0-15
SH260C-5.0-10
SH260C-5.0-50
SH260C-5.0-33
SH260C-5.0-23
SH260S-4.9-23
SH260S-4.3-10
SH260S-5.0-15
SH260S-5.0-10
SH260S-5.0-50
SH260S-5.0-33
SH260S-5.0-23
SH260T-4.9-23
SH260T-4.3-10
SH260T-5.0-15
SH260T-5.0-10
LM267X-L41
LM267X-L45
LM267X-L46
LM267X-L47
LM267X-L48
LM267X-L49
LM267X-L50
LM267X-L41
LM267X-L45
LM267X-L46
LM267X-L47
LM267X-L48
LM267X-L49
LM267X-L50
LM267X-L41
LM267X-L45
LM267X-L46
LM267X-L47
4.9
4.3
5.0
5.0
5.0
5.0
5.0
4.9
4.3
5.0
5.0
5.0
5.0
5.0
4.9
4.3
5.0
5.0
22.8
10.2
14.8
10
23.3
10.0
17.0
13.0
40.0
36.0
24.0
23.3
10.0
17.0
13.0
40.0
36.0
24.0
23.3
10.0
17.0
13.0
36
26
23
25
50
47
26
36
26
27
25
25
19
13
36
26
27
25
C3
0.80
0.75
0.80
0.75
0.90
0.80
0.80
C1
C2
C2
50
C4
33
C4
23
C3
22.8
10
SH6A
S4
15
S5
11
S5
52*
36*
24.7*
22.8
10
SHC7
SHC7
SHC7
TH6A
T4
15
F2
11
F2
* Note: Series connection with pins 2 - 4 connected
X
Type SW260C - Clip Mount
Dimensions - Inches ±0.01 (mm ±0.25)
Part
Size
Number
Code
C
D
E
Coil OD
X = Coil OD +
E
D
1/2 c
0.580
(14.73)
0.340
(8.64)
0.220
(5.58)
0.605
(15.40)
0.110
(2.80)
0.138
(3.50)
C1
C2
C2
C3
C4
SH260C-4.3-10
SH260C-5.0-15
SH260-5.0-10
C
0.650
0.449
0.299
(7.60)
0.110
(2.80)
0.640
(16.26)
Suggested
Board Layout
(Top Side View)
(16.5
0
)
(11.4
0)
0.650
(16.50)
0.449
(11.40)
0.299
(7.60)
0.110
(2.80)
Schematic
0.590
(15.00)
0.071
(1.80)
E
1
0.827
(21.00)
0.449
(11.40)
0.299
(7.60)
0.110
(2.80)
SH260C-4.9-23
SH260C-5.0-23
0.840
(21.34)
0.047
(1.20)
0.949
((24.10) (15.20)
0.598
0.449
(11.40)
0.110
(2.80)
SH260C-5.0-50
SH260C-5.0-33
1.240
(31.50)
2
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