BOURNS SM73818AE

ModelSM73818AE is
currently available,
although not recommended for new designs. Use
Model DR331.
PL
IA
NT
Features
CO
M
■ Small surface mount component
*R
oH
S
■ High quality toroidal core
■ Unit height of 5.2mm max.
■ Supplied in 16 mm conductive poly-
strene tape (SM73818AE)
■ Recommended for reflow solder
processing
SM73818AE- Dual Inductor
Electrical Specifications (@ 25¡C)
Typical Part Marking
Product Dimensions
Ls (1-4)...............51µH ± 30% @ 100KHz
0.1mA
Le (1-4) ....................2µH Max @ 100KHz
0.1mA [short (2-3)]
Turns Ratio .................................1:1 ±2%
Polarity..........................1,[email protected] phase
Hipot.............250VDC between windings
for 1 second
DCR (1-4) .........................0.3 ohms max.
DCR (2-3) .........................0.3 ohms max.
DCR typical .....................................0.1 Ω
Operating Temperature .....-40 to +135°C
Storage Temperature ........-40 to +135°C
Rated Current........100mA DC @ +125°C
Rated Voltage .................80VDC / 42VAC
LCP Thermal Plastic .................UL 94V-0
Terminal .....................................Cu/Ni/Sn
Weight ...............................................0.2g
Packaging......1500 pcs. per 330mm reel
5.2
(0.204)
MAX.
PRODUCT
IDENTIFICATION
MARKING
0.25
(0.010)
0° to 8°
818
YY
MM
5.32
(0.210)
1.92
(0.075)
DATE CODE
(YEAR & MONTH)
2.49
(0.098)
1
4
Schematic
6.0
(0.236)
2
3
0.6
(0.024)
7.1
(0.279)
9.2
(0.362)
MM
(INCHES)
DIMENSIONS:
1
4
2
3
0.25
TOLERANCE: ±
(0.010)
Packaging Dimensions
Model
W
16.00
(.630)
SM73818AE
P
8.00
(.315)
E
1.75
(.069)
F
7.50
(.296)
D
1.55
(.061)
P0
D1
1.50
(.059)
P0
4.00
(.158)
P2
D
E
D1
F
W
P
A0
REV. 10/05
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
P2
2.00
(.079)
A0
6.22
(.245)
B0
9.60
(.378)
K0
5.50
(.216)
t
0.40
(.015)