Tantalum Chip Capacitors
SpeedPower; Low ESR
Construction
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B45197, B45198
Polar tantalum capacitors with solid electrolyte
Conventional Ta-MnO
2
technology
Flame-retardant plastic case (UL 94 V-0)
Optionally tinned or gold-plated terminals
Features
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High volumetric efficiency
Excellent solderability
Stable temperature and frequency characteristics
Low leakage current, low dissipation factor
Low self-inductance
High resistance to shock and vibration
Suitable for use without series resistor
(recommended operating voltage see “General Technical Information”, page 111, 4.4)
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Low ESR
Applications
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Telecommunications (e.g. mobile phones, private branch exchanges)
Data processing (e.g. laptops, main frames)
Measuring and control engineering (e.g. voltage regulators)
Automotive electronics (e.g. navigation systems)
Medical engineering
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
Ordering code structure
B45197
Passive component
A4226
+40
*
Reel diameter
9 = 180 mm, 6 = 330 mm
Case size
20 = B, 30 = C, 40 = D, 50 = E
Tantalum capacitor
Capacitance tolerance
M =
±
20 %, K =
±
10 %, J =
±
5 %
Rated capacitance
First two digits = significant figures
Third digit = exponent
Voltage (code number)
Series
197A = tinned terminals Sn100
198R = gold-plated terminals
65
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Tantalum Chip Capacitors
SpeedPower; Low ESR
Specifications and characteristics in brief
For characteristic curves see “General Technical Information”, page 107 ff.
SpeedPower, Low ESR
Series
Technology
Terminals
Rated voltage
V
R
(up to 85 °C)
Rated capacitance
C
R
Capacitance tolerance
Operating temperature
Failure rate
C
R
·
V
R
≤
330
µ
F · V
C
R
·
V
R
>
330
µ
F · V
C
R
·
V
R
>
330
µ
F · V
Service life
Leakage current
(V
R
, 5 min, 20 °C)
ESR
max
(20 °C, 100 kHz)
Detail specification
(tinned terminals)
IEC climatic category
B45197A
Ta-MnO
2
Tinned
6,3 … 50 Vdc
0,47 … 1000
µ
F
B45198R
Ta-MnO
2
Gold-plated
B45197, B45198
±
10%,
±
20%
±
5% (on request)
– 55 … +125
°
C
At 40 °C;
≤
V
R
,
R
S
≥
3
Ω
/V (1 fit = 1 . 10
-9
failures/h)
≤
8 fit
≤
12 fit
≤
24 fit (refer to series B4519*H, “HighCap”)
> 500 000 h
10 nA/
µ
C
100 ... 2500 m
Ω
CECC 30801-805
To IEC 60068-1
55/125/56 (– 55/+125
°
C; 56 days damp heat test)
66
10/02
Tantalum Chip Capacitors
SpeedPower; Low ESR
Marking
Case size B
Positive
pole (bar)
Capacitance
(in coded form)
Rated voltage, (not
coded)
V
R
= 6,3 V
is abbreviated as 6.
B45197, B45198
Case sizes C, D, E
Positive
pole (bar)
Manufacturer’s
logo
EPCOS
EPCOS
Internal code for
production equipment
(2 to 3 figures)
Date code
V
Date code
Internal code
for production
(2 to 3 figures)
KTA0246-I-E
V
Manufacturer’s
logo
Rated voltage, (not
coded)
V
R
= 6,3 V
is abbreviated as 6.
Capacitance
(in coded form)
KTA0244-2-E
Capacitance coding
1st and 2nd digit
3rd digit
Capacitance in pF
Multiplier: 4 = 10
4
pF
5 = 10
5
pF
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.
68
10/02
Tantalum Chip Capacitors
SpeedPower; Low ESR
B45197, B45198
Overview of available types
Series
V
R
(Vdc)
up to 85
°
C
C
R
(
µ
F)
1)
0,47
0,68
1,0
1,5
2,2
3,3
4,7
6,8
10
15
22
33
47
68
100
150
220
330
470
680
1000
B
B
B
B
C
D
D
D
D
E
E
Upon request
C
B
B
C
C
C
D
D
E
E
E
E
B
B
B
B
B
C
C
D
D
D
E
D
C
B
B
C
C
C
C
D
D
E
E
E
E
C
C
C
D
D
E
D
B
B
C
D
D
E
E
E
D
D
D
E
B
B
B
C
C
B
B
C
D
E
E
E
D
D
D
E
B
B
B
C
C
B
B
C
D
E
E
E
B
B
B
C
C
D
D
D
D
E
E
B
B
B
B
B
C
D
E
E
E
E
D
E
D
E
B45197A, tinned terminals
B45198R, gold-plated terminals
6,3
10
16
20
25
35
50
1) Additional ratings upon request
69
10/02
Microcontroller MCU
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