lm257x-h470 PCA Electronics Inc., lm257x-h470 Datasheet - Page 40

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lm257x-h470

Manufacturer Part Number
lm257x-h470
Description
Contents Surface Mount Power Inductor
Manufacturer
PCA Electronics Inc.
Datasheet
x x x x
x x x x x
x x
x x x
x x
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
Unregulated
EPI100502AC2
EPI150502AC2
EPI220302AC2
(17.27)
DC Input
Max.
.680
Number
x
Part
(9.53 ± 3.18)
Cin
.375 ± .125
Package AC2V
.400 Max.
+
(10.16)
+Vin
(7.11)
E L E C T R O N I C S I N C .
.280
Gnd
Semiconductor
LM259X
LM267X-L47
LM267X-L46
LM259X-L41
Pad Layout
National
.060 Ø
(1.52)
Chip
Vsw
(7.11)
On/Off
.280
For no header version : add “V” for Vertical Mount and add “H” for Horizonal Mount
Product performance is limited to specified parameters. Data is subject to change without prior notice.
Feedback
Output
1N5822
D1
(µH ± 15%)
Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25
@ 0 Adc
Induct.
12.8
20
27
(19.05)
Max.
.750
µH
LX
(Ω Typ.)
0.012
0.019
0.046
x x x x
x x x x x x x
x x x
x x x
DCR
(8.51)
.335
+
(17.27)
CSIXXXXXXAC2
• Optimized for National’s LM267X & LM259X Series
• Low loss material ensures operation in high frequency switching
• Also suitable for use in high quality filter applications
• 150 KHz & 260 KHz Switching Frequency
• Low Cost Inductor
Max.
.680
x
x x x
Primary Specification
Regulated
Cout
converters, such as Buck, Boost or as output averaging filter inductor
Output
(µH 10%)
Load
Induct.
@ Idc
Applications
Package AC2
10
15
22
(2.79/3.81)
.110/.150
Rev. 5
(mA)
5000
5000
3000
Idc
2/22/05 FT
.060 Ø
(1.52)
@ Vt1
8V-40V
(mW)
105
EPI AC2 Series
---
---
Vin
Core Loss
Cin
Pad Layout
(11.94)
+
(7.62)
Max.
(7.62)
.470
.300
.300
@ Vt2
(mW)
275
275
---
On/Off
LM267X
(V-µSec)
150 KHz
20.0
Vt1
---
---
Vsw
x x x x x x x
x x
x x x x
x x
x x
Gnd
FB
(17.27)
x
x x
x x x x
x x x x
x
x
x x
Max.
(V-µSec)
260 KHz
10nF
.680
CB
15.4
19.3
Vt2
D1
---
(9.53 ± 3.18)
.375 ± .125
Package AC2H
(17.27)
Max.
.680
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com
°C (Typ.)
@ Vt1
33
µH
---
---
LX
Temp.Rise
+
Pad Layout
.060 Ø
(1.52)
°C (Typ.)
(13.46)
@ Vt2
.530
Cout
(13.46)
36
45
---
.530
Vout

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