PART NO.
ECN #
REV
A
REVISIONS
DESCRIPTION
RELEASED
DRAWN
ASK
DATE
20/4/11
CHECKD
ASH
DATE
20/4/11
APPRVD
DATE
04/5/11
-
MCSDC0805-331KU
Configurations and Dimensions
A
C
D
Top View
Side View
7.8 mm
5.3 mm
2.6 mm
(Max.)
(Ref.)
Schematic Diagram
Note:
1. Wire Ø0.17mm × 1P 2UEWF 155°C
2. 93.5TS (Reference)
Suggest PCB Layout
Dimensions : Millimetres
Bottom View
Test Data for Mechanical
Test
Item
A
mm
7.8
(Max.)
7.5
7.52
7.48
7.5
7.49
7.5
C
mm
5.3
(Max.)
5.01
5.03
5.04
5.05
5.03
5.03
D
mm
2.6
(Ref.)
2.52
2.49
2.43
2.55
2.47
2.49
Marking : 331
Electrical Characteristics
Test Condition
1 KHz 1 V
at 25°C
1 KHz 1 V I
sat
= 0.58 A
1 KHz 1 V I
rms
= 0.4 A
(at 25°C)
Specification
1
L
330 µH ±10%
1.26
Ω
(Max.)
L drops 35% (Max.)
Temperature rise 40°C (Max.)
2
3
4
5
Average
DCR
L at I
sat
∆T
Operating temperature : -55°C to +130°C
Important Notice :
This data sheet and its contents (the "Information") belong to the mem-
bers of the Premier Farnell group of companies (the "Group") or are licensed to it. No
licence is granted for the use of it other than for information purposes in connection with
the products to which it relates. No licence of any intellectual property rights is granted. The
Information is subject to change without notice and replaces all data sheets previously sup-
plied. The Information supplied is believed to be accurate but the Group assumes no
responsibility for its accuracy or completeness, any error in or omission from it or for any
use made of it. Users of this data sheet should check for themselves the Information and
the suitability of the products for their purpose and not make any assumptions based on
information included or omitted. Liability for loss or damage resulting from any reliance on
the Information or use of it (including liability resulting from negligence or where the Group
was aware of the possibility of such loss or damage arising) is excluded. This will not oper-
ate to limit or restrict the Group's liability for death or personal injury resulting from its negli-
gence. Multicomp is the registered trademark of the Group. © Premier Farnell plc 2011.
TOLERANCES:
UNLESS OTHERWISE
SPECIFIED,
DIMENSIONS ARE
FOR REFERENCE
PURPOSES ONLY.
DRAWN BY:
ASK
CHECKED BY:
ASH
APPROVED BY:
DATE:
20/4/11
DATE:
20/4/11
DATE:
04/5/11
DRAWING TITLE:
Inductor
SIZE
A
DWG NO.
M10003472
U.O.M.: mm
ELECTRONIC FILE
REV
MCSDC0805-331KU
SHEET:
1
OF
A
SCALE: NTS
3
PART NO.
ECN #
REV
A
REVISIONS
DESCRIPTION
RELEASED
DRAWN
ASK
DATE
20/4/11
CHECKD
ASH
DATE
20/4/11
APPRVD
DATE
04/5/11
-
MCSDC0805-331KU
Test Data for Electrical
Test
Item
Condition
Specification
1
2
3
4
5
Average
L
µH
1 KHz 1 V
330 ±10%
326.5
325.15
327.8
326.6
325.3
326.27
DCR
Ω
at 25°C
1.26
(Max.)
1.14
1.15
1.14
1.16
1.15
1.15
L at I
sat
µH
1 KHz 1 V
I
sat
= 0.58 A
L drops 35%
(Max.)
321.75
319.1
318.6
320.5
319.45
319.88
OK
OK
∆
T
1 KHz 1 V
I
rms
= 0.4 A
Temperature rise 40°C
(Max.)
Electric Characteristics
Important Notice :
This data sheet and its contents (the "Information") belong to the mem-
bers of the Premier Farnell group of companies (the "Group") or are licensed to it. No
licence is granted for the use of it other than for information purposes in connection with
the products to which it relates. No licence of any intellectual property rights is granted. The
Information is subject to change without notice and replaces all data sheets previously sup-
plied. The Information supplied is believed to be accurate but the Group assumes no
responsibility for its accuracy or completeness, any error in or omission from it or for any
use made of it. Users of this data sheet should check for themselves the Information and
the suitability of the products for their purpose and not make any assumptions based on
information included or omitted. Liability for loss or damage resulting from any reliance on
the Information or use of it (including liability resulting from negligence or where the Group
was aware of the possibility of such loss or damage arising) is excluded. This will not oper-
ate to limit or restrict the Group's liability for death or personal injury resulting from its negli-
gence. Multicomp is the registered trademark of the Group. © Premier Farnell plc 2011.
TOLERANCES:
UNLESS OTHERWISE
SPECIFIED,
DIMENSIONS ARE
FOR REFERENCE
PURPOSES ONLY.
DRAWN BY:
ASK
CHECKED BY:
ASH
APPROVED BY:
DATE:
20/4/11
DATE:
20/4/11
DATE:
04/5/11
DRAWING TITLE:
Inductor
SIZE
A
DWG NO.
M10003472
U.O.M.: mm
ELECTRONIC FILE
REV
MCSDC0805-331KU
SHEET:
2
OF
A
SCALE: NTS
3
PART NO.
ECN #
REV
A
REVISIONS
DESCRIPTION
RELEASED
DRAWN
ASK
DATE
20/4/11
CHECKD
ASH
DATE
20/4/11
APPRVD
DATE
04/5/11
-
MCSDC0805-331KU
Reliability Test
Test Item
Operating temperature range
Storage condition
Specifications
-55°C to +130°C
Ambient temperature
Humidity
Appearance
Moisture sensitivity
DCR change
Inductance change
: 0°C to 40°C
: Below 70% RH
: No abnormality
No damage
: Within ±20%
: Within ±20%
Test Method and Remarks
Including temperature rise due to self-generated heat.
To maintain the solderability of terminal electrodes, care must be taken to
control temperature and humidity in the storage area.
According to J-STD-020B level 3
Test condition
: 60°C 60% RH
Test duration
: 40 hrs
Recovery
: 1 to 2 hours of recovery under the standard
condition after the removal from the test chamber.
According to J-STD-002B
Steam aging category : 97°C 98% RH
Steam aging duration : 8 hrs
Solder
: Lead-free solder
Solder temperature
: 260 ±5°C
Dip time
: 5 +0 / -0.5 s
Solderability
All termination shall exhibit a continuous solder
coating free from defects for a minimum of 90%
of the surface area of any individual lead.
Material List
No.
1
2
3
Item
Core
Wire
Solder (Lead-free)
Material Description
R5A CDR7.5 × 5 (ST) B3.4 F2.5
Ø0.17 mm × 1P 2UEWF (155°C)
Sn99.3% / Cu0.7%
Part Number Table
Description
Inductor, 330µH, 10%, SMD
Part Number
MCSDC0805-331KU
http://www.element14.com
http://www.farnell.com
http://www.newark.com
Important Notice :
This data sheet and its contents (the "Information") belong to the mem-
bers of the Premier Farnell group of companies (the "Group") or are licensed to it. No
licence is granted for the use of it other than for information purposes in connection with
the products to which it relates. No licence of any intellectual property rights is granted. The
Information is subject to change without notice and replaces all data sheets previously sup-
plied. The Information supplied is believed to be accurate but the Group assumes no
responsibility for its accuracy or completeness, any error in or omission from it or for any
use made of it. Users of this data sheet should check for themselves the Information and
the suitability of the products for their purpose and not make any assumptions based on
information included or omitted. Liability for loss or damage resulting from any reliance on
the Information or use of it (including liability resulting from negligence or where the Group
was aware of the possibility of such loss or damage arising) is excluded. This will not oper-
ate to limit or restrict the Group's liability for death or personal injury resulting from its negli-
gence. Multicomp is the registered trademark of the Group. © Premier Farnell plc 2011.
TOLERANCES:
UNLESS OTHERWISE
SPECIFIED,
DIMENSIONS ARE
FOR REFERENCE
PURPOSES ONLY.
DRAWN BY:
ASK
CHECKED BY:
ASH
APPROVED BY:
DATE:
20/4/11
DATE:
20/4/11
DATE:
04/5/11
DRAWING TITLE:
Inductor
SIZE
A
DWG NO.
M10003472
U.O.M.: mm
ELECTRONIC FILE
REV
MCSDC0805-331KU
SHEET:
3
OF
A
SCALE: NTS
3