Datasheet

© KEMET Electronics Corporation • KEMET Tower • One East Broward Boulevard C1086_U2J 11/8/2018
Fort Lauderdale, FL 33301 USA • 954-766-2800 • www.kemet.com
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One world. One KEMET
Benets
• AEC–Q200automotivequalied
Up to 10x increase in capacitance versus C0G
Extremely low effective series resistance (ESR)
Extremely low effective series inductance (ESL)
High ripple current capability
Low noise solution similar to C0G
Retains over 99% of nominal capacitance at full rated voltage
Small predictable and linear capacitance change with respect
to temperature
• Operatingtemperaturerangeof−55°Cto+125°C
Capacitance up to 470 nF
DC voltage ratings up to 100 V
Surface Mount Multilayer Ceramic Chip Capacitors (SMD MLCCs)
U2J Dielectric, 10 – 100 VDC
(Commercial & Automotive Grade)
Overview
KEMET U2J dielectric features a maximum operating
temperatureof125°Candisconsideredstable.The
Electronics Industries Alliance (EIA) characterizes U2J
dielectric as a Class I material. Components of this
classicationaretemperaturecompensatingandare
suited for resonant circuit applications or those where Q
and stability of capacitance characteristics are required.
U2J is an extremely stable dielectric material that exhibits
a negligible shift in capacitance with respect to voltage
and boasts a predictable and linear change in capacitance
with reference to ambient temperature with no aging
effect. In addition, U2J dielectric extends the available
capacitance range of Class I MLCCs to achieve values
previously only available using Class II dielectric materials
like X7R, X5R, Y5V and Z5U.
U2J is not sensitive to DC Bias as compared to Class
II dielectric materials and retains over 99% of nominal
capacitance at full rated voltage. KEMET automotive grade
capacitors meet the demanding Automotive Electronics
Council'sAEC–Q200qualicationrequirements.
Capacitancechangeislimitedto−750±120ppm/°Cfrom
−55°Cto+125°C.Thesedevicesarelead(Pb)-free,RoHS
and REACH compliant without exception and are capable
ofwithstandingmultiplepassesthroughalead(Pb)-free
solderreowprole.
Applications
Wireless charging
Resonant LLC converters
• Powerconversion
• Pulsecircuits
High ripple current
Critical timing
• Decoupling
Transient voltage suppression
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