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1808B683K251SHT

Description
Ceramic Capacitor, Ceramic, 250V, 10% +Tol, 10% -Tol, X7R, -/+15ppm/Cel TC, 0.068uF, 1808,
File Size53KB,4 Pages
ManufacturerKnowles
Websitehttp://www.knowles.com
Environmental Compliance
Download Datasheet Parametric View All

1808B683K251SHT Overview

Ceramic Capacitor, Ceramic, 250V, 10% +Tol, 10% -Tol, X7R, -/+15ppm/Cel TC, 0.068uF, 1808,

1808B683K251SHT Parametric

Parameter NameAttribute value
Is it Rohs certified?conform to
Objectid888243256
package instruction, 1808
Reach Compliance Codecompliant
Country Of OriginMainland China, USA
ECCN codeEAR99
YTEOL7.8
capacitance0.068 µF
Capacitor typeCERAMIC CAPACITOR
dielectric materialsCERAMIC
high1.65 mm
JESD-609 codee4
length4.57 mm
negative tolerance10%
Number of terminals2
Maximum operating temperature125 °C
Minimum operating temperature-55 °C
Package formSMT
method of packingTR
positive tolerance10%
Rated (DC) voltage (URdc)250 V
GuidelineMIL-PRF-55681
size code1808
Temperature characteristic codeX7R
Temperature Coefficient15% ppm/°C
Terminal surfaceGold (Au) - with Nickel (Ni) barrier
width2.03 mm
X7R - HIGH RELIABILITY - 16Vdc to 10KVdc
NOVACAP manufactures and tests X7R chips
in accordance with MIL-PRF-55681, MIL-PRF-123, MIL-PRF-
49467, or customer SCD. Product is designed for optimum reliability, burned in at elevated voltage and
temperature, and 100% physically and electrically inspected to ascertain conformance to strict perform-
ance criteria. Voltage ratings from 16 VDC to 10,000 VDC are available on standard EIA case sizes.
Applications for High Reliability products include medical implanted devices, aerospace, airborne and var-
ious military applications, and consumer uses requiring safety margins not attainable with conventional
product.
CAPACITANCE & VOLTAGE SELECTION FOR POPULAR CHIP SIZES
3 digit code: two significant digits, followed by number of zeros eg: 183 = 18,000 pF. R denotes decimal, eg. 2R7 = 2.7 pF
SIZE
Min Cap
0402 0504 0603 0805 1005 1206 1210 1515
121
.
024
1808
151
.065
394
394
334
224
124
683
563
333
273
183
103
562
272
122
391
181
151
.080
x
1812
151
.065
824
824
684
474
224
124
104
563
473
273
183
103
392
182
821
391
151
.100
824
824
684
474
394
124
154
124
683
473
273
183
822
332
152
681
x
1825
471
.080
155
155
125
105
564
394
274
184
124
823
563
333
123
682
222
821
561
471
.140
x
121
.044
333
333
333
273
123
822
121
.035
223
223
223
183
822
562
121
.054
104
104
823
563
223
183
103
682
472
332
222
122
121
.054
124
124
104
683
333
273
123
682
472
272
182
821
121
.064
274
274
224
154
823
393
273
183
123
682
472
222
102
471
121
.065
474
474
394
274
124
823
563
333
273
153
103
562
222
102
151
.130
105
824
824
684
394
224
184
104
823
563
333
183
822
392
152
Tmax
16V
25V
V O LTA G E
472
472
472
392
182
102
684
564
474
334
154
104
683
393
333
223
123
822
332
152
471
271
225
225
185
185
105
684
474
334
274
184
104
563
273
123
392
182
102
50V
100V
200V
250V
300V
400V
500V
CAP
MAX
&
600V
800V*
1000V*
1500V*
2000V*
3000V*
4000V*
5000V*
6000V*
7000V*
8000V*
9000V*
10000V*
Note:
x ”
denotes a special
thickness
(see Tmax row above).
An
X is required in the part number. Please
refer to page 10 for
how to order.
* Units rated above 800V may require conformal coating in use to preclude arcing over the chip surface
NOTE: REFER TO PAGES 10 & 11 FOR ORDERING INFORMATION
22
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