lm257x-h470 PCA Electronics Inc., lm257x-h470 Datasheet - Page 3

• Manufacturer Part Number: lm257x-h470
• Description: Contents Surface Mount Power Inductor
• Manufacturer: PCA Electronics Inc.

PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
EPI1L0342B20
EPI4L7122B20
EPI6L8951B20
EPI100801B20
EPI150701B20
EPI220601B20
EPI330441B20
EPI470371B20
EPI680321B20
EPI101261B20
EPI151211B20
EPI221181B20
Number
Part
E L E C T R O N I C S I N C .
Semiconductor
LM259X-L7
LM259X-L6
LM259X-L5
LM259X-L4
LM259X-L3
LM259X-L2
LM259X-L1
National
Chip
---
---
---
---
---
Product performance is limited to specified parameters. Data is subject to change without prior notice.
(µH ± 20%)
Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25
@ 0 Adc
Induct.
1.05
10.9
16.8
36.5
51.6
110
166
248
5.2
7.5
25
75
x x
x x
x x x x
x
x x
x
x
x x x x x
x x
EPIXXXXXXB20
(8.83)
.330
Note: Coplanarity within .005” Max.
(Ω Typ.)
PCA
D.C.
1.476
2.225
x x
x
x
x
x
x
x
x
x x
x x
x
x x
DCR
.011
.051
.061
.094
.148
.224
.343
.408
.625
.958
• Optimized for National’s LM259X Series
• Low loss material ensures operation in high frequency switching
• Also suitable for use in high quality filter applications
• 150 KHz & 500 KHz Switching Frequency
• Low Cost Inductor
Primary Specification
CSIXXXXXXB20
.270 Max.
(8.38)
converters, such as Buck, Boost or as output averaging filter inductor
.330
(µH 15%)
(6.86)
Induct.
@ Idc
100
150
Package B20
220
0.9
4.7
6.8
10
15
22
33
47
68
Rev. 3
(mA)
3400
1200
950
800
700
600
440
370
320
260
210
180
Idc
(7.62)
.300
3/5/03
@ Vt1
(mW)
23.4
23.4
23.4
23.4
23.4
23.4
23.4
EPI B20 Series
---
---
---
---
---
Core Loss
Suggested
(6.60)
(6.86)
Latout
.260
.060 (1.52)
.270
Pad
@ Vt2
(mW)
x x x
23.4
23.4
23.4
23.4
6.5
---
---
---
---
---
---
---
(V-µSec)
150 KHz
11.3
20.6
Vt1
6.6
8.0
9.3
14
17
---
---
---
---
---
(V-µSec)
260 KHz
Vt2
0.5
2.0
2.4
3.0
3.6
---
---
---
---
---
---
---
TEL: [phone]
FAX: [phone]
http://www.pca.com
°C (Typ.)
@ Vt1
42
38
34
37
37
37
40
---
---
---
---
---
Temp.Rise
°C (Typ.)
@ Vt2
54
40
34
35
40
---
---
---
---
---
---
---