Tantalum Chip Capacitors
Polymer; Low Profile;
H
max
= 2,0 mm; Ultra-Low ESR
New series
Construction
■
Polar tantalum capacitors with solid electrolyte
■
Tantalum polymer technology
B45294
(cathode consists of a solid conductive polymer)
■
Flame-retardant plastic case (UL 94 V-0)
■
Tinned terminals
■
Maximum height 2,0 mm
Features
■
■
■
■
■
■
■
■
■
■
■
High volumetric efficiency
Ultra-low ESR
Excellent solderability
Stable temperature and frequency characteristics
High ESR stability during temperature rise
High permissible ripple current
Only low derating necessary
Low self-inductance
High resistance to shock and vibration
No failure-mode ignition in high-surge current applications
Suitable for use without series resistor
(recommended operating voltage 0,8 ·
V
R
)
■
Operating temperature – 55 … +105
°C
Applications
■
■
■
■
■
■
■
Telecommunications (e.g. mobile phones, private branch exchanges, PDA)
Data processing (e.g. laptops, main frames)
Measuring and control engineering
Automotive electronics (e. g. navigation systems, convenience electronics)
Medical engineering
Switch-mode power supplies with very high clock frequencies (300 kHz)
DC/DC converters
Soldering
Suitable for reflow soldering (IR and vapor phase) and wave soldering
Delivery mode
Taped and reeled in accordance with IEC 60286-3
75
02/04
Tantalum Chip Capacitors
Polymer; Low Profile;
H
max
= 2,0 mm; Ultra-Low ESR
Ordering code structure
B45294
Passive component
R9227
M40
*
B45294
Reel diameter
9 = 180 mm, 6 = 330 mm
ESR quality grade (0 to 1)
0 = standard quality
1 = premium quality
Case size
4=V
Tantalum capacitor
Series
294R = tantalum polymer,
294R =
tinned terminals Sn100
Capacitance tolerance
M =
±
20 %
Rated capacitance
First two digits = significant figures
Third digit = exponent
Voltage (code number)
Specifications and characteristics in brief
For characteristic curves see “General Technical Information”, page 107 ff.
Ultra-Low ESR
Series
Technology
Terminals
Rated voltage
V
R
(up to 85 °C)
Rated capacitance
C
R
Capacitance tolerance
Operating temperature
Failure rate
Service life
Leakage current
(V
R
, 5 min, 20 °C)
ESR
max
(20 °C, 100 kHz)
IEC climatic category
B45294R
Ta-Poly
Tinned
2,5 … 10 Vdc
100 … 330
µF
±
20%
– 55 … +105
°C
Specification in preparation
> 500 000 h
100 nA/µC
25 … 80 mΩ
To IEC 60068-1
55/105/56 (– 55/+105
°C;
56 days damp heat test)
76
02/04
Tantalum Chip Capacitors
Polymer; Low Profile;
H
max
= 2,0 mm; Ultra-Low ESR
Dimensional drawing
B45294
L
2
W
2
W
2
L
1
W
2
Positive pole marking
H
H
2
P
P
Marking
KTA0252-S
➀
➁
Encapsulation: molded epoxy resin
NiFe; surface Sn100
Positive pole marking
Parts are nearly black, letters are gray.
Case size
Dimensions in mm (inches)
L
W
4,3
±
0,3
(,169±,012)
H
1,9
±
0,1
(,079 max)
L
2
typ.
7,1
(,280)
W
2
±
0,1
H
2
typ.
±(,004)
2,4
(,094)
1,1
(,043)
p
±
0,3
±(,012)
1,3
(,051)
V (4)
7,3
±
0,3
(,287±,012)
77
02/04
Tantalum Chip Capacitors
Polymer; Low Profile;
H
max
= 2,0 mm; Ultra-Low ESR
Marking
Case size V
Positive
pole (bar)
Manufacturer’s
logo
B45294
P
EPCOS
Internal code for
production equipment
(2 to 3 figures)
Date code
V
Rated voltage, (not
coded)
V
R
= 6,3 V
is abbreviated as 6.
Capacitance
(in coded form)
KTA0247-R-E
Parts are nearly black, letters are gray.
Capacitance coding
1st and 2nd digit
3rd digit
Capacitance in pF
Multiplier: 6 = 10
6
pF
7 = 10
7
pF
Date coding
Year
M = 2000
N = 2001
P = 2002
R = 2003
S = 2004
T = 2005
Month
1 = January
2 = February
3 = March
4 = April
5 = May
6 = June
7 = July
8 = August
9 = September
O = October
N = November
D = December
In addition to the year and month of manufac-
ture, the stamp includes another two or three
figures which internally allow us an assign-
ment to production equipment.
78
02/04
Tantalum Chip Capacitors
Polymer; Low Profile;
H
max
= 2,0 mm; Ultra-Low ESR
Overview of available types
Series
V
R
(Vdc) up to 85
°C
C
R
(µF)
100
150
220
330
V
V
V
V
V
V
V
V
B45294R, tinned terminals Sn90/Pb10 or Sn100
2,5
4
6,3
10
B45294
V
Technical data and ordering codes
V
R
C
R
up to 85°C
(up to 105°C)
Vdc
2,5
(2,0)
4
(3,2)
µF
220
220
330
220
220
220
330
330
100
100
150
150
150
220
220
330
100
100
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
0,1
0,1
0,1
0,1
0,1
0,1
0,1
0,1
0,1
0,1
0,1
0,1
0,1
0,1
0,1
0,1
0,1
0,1
Case
size
tan
δ
max
I
lk, max
ESR
max1)
Iac
Ordering code
2)
(20°C,
(20°C,V
R
, (20°C,
(20°C,
120 Hz) 5 min)
100 kHz) 100 kHz)
µA
55
55
83
88
88
88
132
132
63
63
95
95
95
139
139
208
100
100
mΩ
45
35
40
45
35
25
45
40
45
25
45
35
25
45
25
45
80
55
A
1,7
1,9
1,8
1,7
1,9
2,2
1,7
1,8
1,7
2,2
1,7
1,9
2,2
1,7
2,2
1,7
1,3
1,5
B45294R9227M40
*
B45294R9227M41
*
B45294R9337M41
*
B45294R0227M40
*
B45294R0227M41
*
B45294R0227M42
*
B45294R0337M40
*
B45294R0337M41
*
B45294R1107M40
*
B45294R1107M42
*
B45294R1157M40
*
B45294R1157M41
*
B45294R1157M42
*
B45294R1227M40
*
B45294R1227M42
*
B45294R1337M40
*
B45294R2107M40
*
B45294R2107M41
*
6,3
(5,0)
10
(8,0)
Under development
Capacitance tolerance: M =
±
20%
1) Other values upon request
2)
*
Code number for reel diameter: 9 = 180 mm, 6 = 330 mm
79
02/04
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