lm257x-h470 PCA Electronics Inc., lm257x-h470 Datasheet - Page 28

• 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
EPI100402F4747L
EPI150332F4747L
EPI180302F4747L
EPI220282F4747L
EPI330212F4747L
EPI390202F4747L
EPI470182F4747L
EPI560172F4747L
EPI680152F4747L
EPI820142F4747L
EPI101132F4747L
EPI151102F4747L
EPI221801F4747L
EPI331681F4747L
EPI471581F4747L
EPI561541F4747L
EPI681481F4747L
EPI821431F4747L
EPI102401F4747L
± .300)
± .012
(12.00
(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
± .300)
± .012
(12.00
(7.60)
.472
.299
Package F4747L
.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.
1000
100
150
220
330
470
560
680
820
(7.00)
10
15
18
22
33
39
47
56
68
82
.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
CSIXXXXXXF4747L
Primary Specification
Boost Converters
Communication Equip.
converters, such as Buck, Boost or as output averaging filter inductor
Battery
Rev. 2
Input
+
-
C1
EPI F4747L Series
6/9/03
(Ω Max.)
R1
R2
µH
L1
DCR
.025
.030
.034
.036
.068
.073
.075
.110
.120
.140
.160
.230
.400
.570
.770
.860
1.20
1.34
1.53
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
R6
Idc
4.0
3.3
3.0
2.8
2.1
2.0
1.8
1.7
1.5
1.4
1.3
1.0
.80
.68
.58
.54
.48
.43
.40
Control
Output
Output
Boost
Vcc