Multilayer Ceramic Chip Capacitors
FEATURES
•
CLASS I DIELECTRIC, TEMPERATURE COMPENSATING
•
HIGH STABILITY OVER TIME, VOLTAGE AND
TEMPERATURE CHANGES
•
LOW DIELECTRIC LOSS
•
NICKEL BARRIER TERMINATIONS AND EXCELLENT
MECHANICAL STRENGTH
•
EIA MARKING AVAILABLE
SPECIFICATIONS NPO
Capacitance Range
Capacitance Tolerances
Operating Temperature Range
Temperature Characteristics
Rated Voltages
Dissipation Factor
Insulation Resistance
Dielectric Withstanding Voltage
Test Conditions (EIA-198-2E)
NMC Series NPO
SURFACE MOUNT
0.47pF to .056
µF
Below 10pF: ±0.1pF(B), ±.25pF(C), ±.5pF(D);
10pF and above: ±1%(F), ±2%(G), ±5%(J)
-55
o
C to +125
o
C
0 ± 30ppm/
o
C
25Vdc, 50Vdc, 100Vdc (see NMC-H Series for Higher Voltages)
For values >30pF 0.1% @25°C; For values<30pF Q=400+20xC (C in pF)
100,000 Mohms min. or 1000 Mohm -
µ
F (min.) whichever is less @ +25
o
C
250% of Rated Voltage for 5 ± 1 seconds, 50 milliamps maximum
≤
1000pF; 1Mhz, 1.2Vrms Max. or >1000pF; 1khz, 1.2Vrms Max.
TYPICAL NPO TEMPERATURE COEFFICIENT
% CAPACITANCE CHANGE
VOLTAGE COEFFICIENT OF
CAPACITANCE ~ NPO
0.2
0.1
MINIMUM INSULATION RESISTANCE
VS TEMPERATURE
10000
INSULATION RESISTANCE
(µFARADS)
1000
0.0
-0.1
-0.2
0 10 20 30 40 50 60 70 80 90 100
100
10
10
25
100
150
DC VOLTS APPLIED
Impedance vs. Frequency - NPO
% CAPACITANCE CHANGE
0.2
0.1
0.0
-0.1
-0.2
1
10
100
TEMPERATURE
O
C
Aging Rate - NPO
1000
10000
Hours
PART NUMBERING SYSTEM
NMC
0805
NPO 471
J
50 TRP or TRPLP
F
Lead Free Terminations
(100% Sn optional)
Tape and Reel (Embossed Plastic
Carrier), TRPLP10 = 10K pcs per reel
TRP = Tape & Reel Paper Carrier, TRP10 = 10K pcs per reel
Voltage (Vdc)
Capacitance Tolerance Code (see chart above)
Capacitance Code, expressed in pF, first 2 digits are
significant, 3rd digit is no. of zeros, “R” indicates
decimal for under 10pF
Temperature Characteristic
®
Series
Size Code (see chart)
NIC COMPONENTS
www.niccomp.com
www.lowESR.com
www.RFpassives.com
137
微控制器 MCU
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