lm257x-h470 PCA Electronics Inc., lm257x-h470 Datasheet - Page 29

• 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
EPI3L9652F4747LP
EPI4L7572F4747LP
EPI6L8492F4747LP
EPI8L2462F4747LP
EPI100452F4747LP
EPI120402F4747LP
EPI150322F4747LP
EPI180312F4747LP
EPI220292F4747LP
EPI270282F4747LP
EPI330272F4747LP
EPI390212F4747LP
EPI470192F4747LP
EPI560182F4747LP
EPI680152F4747LP
EPI820132F4747LP
EPI101122F4747LP
EPI121112F4747LP
EPI151951F4747LP
EPI181851F4747LP
EPI221801F4747LP
EPI271601F4747LP
EPI331501F4747LP
± .300)
(12.00
± .012
(5.00)
.472
.197
Note :
1. Temperature Rise : 40°C Max. @ Idc
2. Inductance Change at Idc : 10% Approximate.
Number
Part
E L E C T R O N I C S I N C .
x
x x
x x
x
x
x x
x x x
x x x
± .300)
± .012
(12.00
(7.60)
.472
.299
Package F4747LP
.177 Max.
Inductance Value
(4.50)
Product performance is limited to specified parameters. Data is subject to change without prior notice.
Marking:
PCA
Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25
(5.40)
.213
Recommended
Pad Layout
(12.80)
.504
(µH ± 20%)
@ 0 Adc
Induct.
100
120
150
180
220
270
330
(7.00)
3.9
4.7
6.8
8.2
10
12
15
18
22
27
33
39
47
56
68
82
CSIXXXXXXF4747LP
.276
• Used as an Inductor in TI TPS6103X Series, Single Cell or Dual Cell
• Used in PDA’s, MP3 Players, Camcorders, & other Portable
• Low loss material ensures operation in high frequency switching
• High Current Application
• Low Profile Version
Primary Specification
Boost Converters
Communication Equip.
converters, such as Buck, Boost or as output averaging filter inductor
Battery
Input
+
Rev. 1
-
EPI F4747LP Series
C1
6/9/03
R1
R2
(Ω Max.)
µH
L1
DCR
.015
.018
.023
.026
.028
.038
.050
.057
.066
.080
.097
.132
.150
.190
.220
.260
.308
.380
.530
.620
.700
.870
.990
SW
VBat
EN
LBI
Sync
Gnd
TPS6103X
Application
PGnd
VOut
LBO
Fb
R3
R4
C2
TEL: [phone]
FAX: [phone]
http://www.pca.com
(Amp)
C3
6.50
5.70
4.90
4.60
4.50
4.00
3.20
3.10
2.90
2.80
2.70
2.10
1.90
1.80
1.50
1.30
1.20
1.10
0.95
0.85
0.80
0.60
0.50
R6
Idc
Control
Output
Output
Boost
Vcc