ERU chokes
ERU 16, helically wound
Series/Type:
Date:
B82559*A016
November 2016
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EPCOS AG 2016. Reproduction, publication and dissemination of this publication, enclosures hereto and the
information contained therein without EPCOS’ prior express consent is prohibited.
EPCOS AG is a TDK Group Company.
ERU chokes
Helically wound
Rated inductance 1.0 .... 30 µH
Saturation current 9.2 ... 37.0 A
Construction
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B82559*A016
ERU 16
High temperature ferrite core
Magnetically shielded
Helical winding
Self-leaded construction
Under body termination
3 pins for improved reliability
Features
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High rated current
Extremely low DC resistance
Very low profile and extremely small footprint
Suitable for pick-and-place processes
RoHS-compatible
Easily customized
AEC-Q200 qualified
Applications
Energy storage chokes for
■
DC-DC converters
■
VRM modules
■
POL converters
■
Solar converters
Terminals
Lead-free tinned
Marking
Manufacturer, ordering code, date of manufacture and
production place (YYWWD/X),
Delivery mode and packing units
■
Blister tape
Please read
Cautions and warnings
and
Important notes
at the end of this document.
2
11/16
ERU chokes
Helically wound
Dimensional drawing and layout recommendation
B82559*A016
ERU 16
Dimensions in mm
Circuit diagram
Please read
Cautions and warnings
and
Important notes
at the end of this document.
3
11/16
ERU chokes
Helically wound
Taping and packing
Tape:
B82559*A016
ERU 16
Dimensions in mm
Reel:
Dimensions in mm
Height (mm)
component h cavity H
7.55
8.35
9.25
9.95
10.95
10.0
10.0
11.7
11.7
12.7
Packing unit
per reel
240
240
190
190
160
Please read
Cautions and warnings
and
Important notes
at the end of this document.
4
11/16
ERU chokes
Helically wound
Technical data and measuring conditions
Rated inductance L
R
Inductance tolerance
Saturation current I
Sat
DC resistance R
DC
Self-resonant frequency
High voltage: N1 - core
Solderability
(test of wettability of the pins)
Resistance to soldering heat
Operating temperature
Storage conditions (packaged)
Measured at 100 kHz, 0.1 V, +25 °C
10%
B82559*A016
ERU 16
Current that will result in an approximately 20% drop in
the inductance values at the specified temperature
Measured at +25 °C
2 MHz
200 V DC, 1 s
(245 5) °C, (3 0.3) s,
wetting of soldering area 95%
(based on IEC 60068-2-58, solder bath method)
To JEDEC J-STD 020D (Tc: +245 °C on pin)
40 °C … +150 °C (component)
–25 °C … +40 °C,
75% RH
Characteristics and ordering codes
L
R
H
1.0
1.5
2.2
3.3
4.7
6.8
10.0
15.0
20.0
30.0
I
sat, 25°C
A
34.0
37.0
34.0
28.0
18.6
15.5
12.2
12.6
11.3
9.2
I
sat, 100°C
R
DC
(max) R
DC
(typ)
A
31.0
33.0
30.0
25.0
17.0
13.5
11.0
11.0
10.0
8.5
m
1.15
1.60
2.10
2.60
2.60
6.80
7.90
11.10
13.25
16.50
m
1.05
1.50
1.95
2.40
2.40
6.35
7.35
10.35
12.35
15.35
Height h Approx. Ordering code
(nom.) weight
mm
7.55
8.35
9.25
9.95
9.95
8.35
8.35
9.25
9.95
10.95
g
6.9
7.7
8.6
9.4
9.4
7.5
7.7
8.6
9.4
10.2
B82559A2102A016
B82559A3152A016
B82559A4222A016
B82559A5332A016
B82559A5472A016
B82559A6682A016
B82559A7103A016
B82559A0153A016
B82559A0203A016
B82559A0303A016
Please read
Cautions and warnings
and
Important notes
at the end of this document.
5
11/16
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