GBBL B
ROADBAND
S
INGLE
L
AYER
C
APACITORS
K
ey
F
eaTuReS
•
•
•
•
•
•
GBBL Dielectric Yields High Volumetric Efficiency
Stable Temperature Coefficient: ±15% Max (-55°C to 125°C)
Reduced Microphonics
Offered With or Without Borders
Thin Film TiW/Au or TiW/Ni/Au Electrodes
RoHS
Custom sizes are available - Consult Factory.
GBBL
Conductive
Electrode
TYPICAL
Conductive
Grain Region
Insulating Grain
Boundary Only
Insulating
Grains
Johanson Technology’s new “GBBL” microwave capacitor features high capacitance per case size without sacrificing
the temperature stability associated with high dielectric constant materials. GBBL capacitors feature a proprietary
X7R composition which is manufactured by a two step, atmospheric controlled sintering process. The resulting micro-
structure is composed of a conducting titanate ceramic grain in contact with an insulating Grain Boundary Barrier
Layer (GBBL). The insulating boundary layer acts as a very thin dielectric. The process control of the boundary
thickness, in conjunction with the conductive grain size, provides the cumulative effect of a very high, yet stable,
dielectric constant.
D
IELECTRIC
C
HARACTERISTICS
TEMPERATURE COEFFICIENT:
VOLTAGE RATING:
DISSIPATION FACTOR:
AVAILABLE CAPACITANCE
:
±15%, -55 to 125°C
16 - 50 VDC
.025 (2.5%) max
68 pF - 3900 pF
DIELECTRIC STRENGTH:
TEST PARAMETERS:
INSULATION RESISTANCE:
2.5 X WVDC Min., 50 mA max
1kHz ±50Hz, 1.0±0.2 VRMS, 25°C
10 GΩ Typ.
GBBL-SLC TEMPERATURE COEFFICIENT
40%
20%
Capacitance Change
0%
-20%
-40%
-60%
-80%
-55
B
GBBL (±15%)
Y (+22% -82%)
-35
-15
5
25
45
65
Temperature (°C)
85
105
125
50
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S
ize
& C
apaCiTanCe
S
eleCTion
w’
B
Side View Style V
w’
W
T
T
Top View
L
T
Top View
L
W
Side View Style U
Side View Style B
Border Style “U” Configuration
Border Style “V” & “B” Configuration
BORDER
SIZE
W
L
T
B
In
(mm)
U
01
V, B
.015 ±.005
(0.38 ±.13)
U
02
V, B
U
03
V, B
U
04
V, B
In
(mm)
In
(mm)
In
(mm)
Capacitance
pF
Code
75
750
82
820
100
101
120
121
150
151
220
221
270
271
330
331
390
391
470
471
560
561
680
681
750
751
820
821
1000
102
1200
122
1500
152
1800
182
2200
222
2700
272
3300
332
3900
392
.015 ±.005
(0.38 ±.13)
.007 ± .002
(0.18 ± .05)
n/a
.002±.001”
(0.05±.03)
V01
U01
B01
50V
50V
50V
50V
50V
50V
50V
50V
50V
50V
25V
25V
25V
16V
16V
16V
16V
16V
16V
.025 ±.005
(0.64 ±.13)
.025 ±.005
(0.64 ±.13)
.007 ± .002
(0.18 ± .05)
n/a
.002±.001”
(0.05±.03)
V02
U02
B02
.035 ±.005
(0.89 ±.13)
.035 ±.005
(0.89 ±.13)
.007 ± .002
(0.18 ± .05)
n/a
002±.001”
(0.05±.03)
V03
U03
B03
.050 ±.010
(1.27 ±.25)
.050 ±.010
(1.27 ±.25)
.007 ± .002
(0.18 ± .05)
n/a
.002±.001”
(0.05±.03)
V04
U04
B04
50V
50V
50V
25V
25V
16V
16V
16V
16V
50V
50V
50V
25V
25V
16V
16V
16V
16V
50V
50V
25V
25V
16V
16V
16V
50V
50V
25V
25V
16V
16V
16V
50V
50V
25V
25V
16V
16V
50V
50V
25V
25V
16V
16V
H
ow To
o
RDeR
gBBl-SlC
S
250
VOLTAGE
CODE
500 = 50 V
250 = 25 V
160 = 16 V
V
BORDER STYLE
U = No Border
V = Dual Border
B = Single Border
02
CASE SIZE
See
Size Chart
A
DIELECTRIC
A = GBBL
Dielelectric
471
CAPACITANCE
1st two digits are
significant; third digit
denotes number of
zeros.
101 = 100 pF
471 = 470 pF
122 = 1200 pF
K
TOLERANCE
K = ± 10%
M = ± 20%
Z = + 20%
-80%
N
TERMINATION
N = TiW/Ni/Au
T = TiW/Au
MARKING
4 = No mark
4
W
PACKAGING
G = Gel-Pak
R = 6” Ring
S = Vial Pack / Bulk
W = Conductive
Waffle Trays
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