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Specifications
Voltage Rating:
250V
Capacitance:
4.7nF
Temperature Coefficient:
X7R
Tolerance:
±10%
Mfr. Part #:
0805X7R472K251NT
Model Number:
0805X7R472K251NT
Package:
0805
Key Attributes
Product Description
MLCC Specification
This document outlines the specifications for Multilayer Ceramic Capacitors (MLCCs) designed for high-voltage applications. These capacitors are suitable for coupling, wave filtering, and resonance in various high-voltage circuits, including switch power supplies, AC-DC and DC-DC power chargers, networking/communication interfaces, LCD backlight unit power supplies, and energy-saving lamps.
Product Attributes
- Material: Ceramic dielectric, Inner electrode, Outer electrode, Nickel layer, Tin layer
- Terminal Composition: Au/Ag-Ni-Sn (From the inside out)
- Packing Options: Tape/Reel (T), Bag packing (PE) (P)
Technical Specifications
| Item | Specification/Requirement | Testing Method |
|---|---|---|
| Temperature Characteristic | C0G (030 PPM/), X7R (15%), X5R (15%) | - |
| Nominal Electrostatic Capacity | 8R08.0, 10010, 101100 (pF) | - |
| Tolerance of Electrostatic Capacity | B:0.1pF, C:0.25pF, D:0.5pF, F:1%, G: 2%, J:5%, K:10%, M:20%, Z:+80%/-20% | - |
| Rated Voltage (DC) | 250 (25V), 251 (250V), 252 (2500V) | - |
| Temperature Range | -55~+125 | - |
| Dissipation Factor (DF) | NPO Characteristic: DF0.56 (Cr5 pF), DF1.5[(150/Cr)+7]10-4 (5pFCr50pF), DF0.15% (50pFCr). Cr1000pF, 1MHz10%, 1V0.2rms. Cr1000pF, 1KHz10%, 1V0.2rms. X7R/X7T/X7P Characteristic: Cr10uF, 1KHz10%, 1V0.1rms. Cr10uF, 120Hz24, 0.5V0.1rms. | - |
| Insulation Resistance (IR) | NPO Characteristic: IR50000M (C10nF), IR*Cr500S (C10nF). X7R/X7T/X7P Characteristic: IR10000M (C25nF), IR*Cr100S (C25nF). Testing condition: Rated voltage, Time:605s, Humidity:75%, Temperature:255, Current :50mA. | - |
| Hi-pot (DC) | Ur=100V, 2.5 x rated voltage; Ur=200V/250V, 2.0 x rated voltage; Ur=450/500/630V, 1.5 x rated voltage; 1KVUr2KV, 1.2 x rated voltage; 2KVUr, 1.1 x rated voltage. Voltage Raising time:110S, Voltage maintaining time2S | - |
| Solderability | Soldering area90%. Pre-heating temperature 80-120, time 10-30s, lead free solder, flux. Soldering temperature 2455, Solder time 20.5s. | Visual |
| Resistance to the heat of soldering | Visual-No damage, soldering area90%. Pre-heating temperature 100-200, time 102 s, soldering temperature: 2655, Soldering time: 51s. Cleaning with solvent. Room temperature, time: 242 hours. | Visual |
| Electrostatic Capacity Change Rate | NPO Characteristic: C/C0.5% or 0.5pF. X7R: C/C15%. X7T: -33% C/C22%. X7P: C/C10%. | - |
| Flexural Strength | No damage. Base board: Al2O3 /PCB. PCB dimension: Thickness: 1.6mm, Length: 100mm, Width: 40mm. Flexural depth: 1mm. Bend speed: 0.5mm/sec. Unit: mm. Test it under the flexural status. Electro static capacity change rate C/C10%. Flexural depth 452. | Visual |
| Terminal Bonding Strength | No visual damage. Applied Force: 5N, Duration: 101S. | - |
| Thermal Shock | NPO Characteristic: C/C2.5% or 0.25pF. X7R/X7P characteristic: C/C0.5%. X7T characteristic: C/C10%. Pre-condition (X7R h characteristic): Upper limit temperature 1hour, place 241 hours, start to testing. Run 5 cycles Thermal shock. Test it after place 242 hours normal temp & humidity. | - |
| Temperature Moisture Exposure | Visual No visual damage. Test it after place 242 hours normal temp & humidity. Temperature 402, Humidity 90~95%RH, time 50024 hours. Electrostatic capacitance change rate: NPO characteristic: C/C2% or 1pF. X7R/X7T/X7P characteristic: C/C10%. DF 2 times initial standard. IR: NPO characteristic: IR2500M or IR*Cr25S. X7R/X7T/X7P: IR1000M or IR*Cr25S. | - |
| High Temperature Exposure | Visual No visual damage. Charging and discharging current 50mA Max. Test it after place 48 hours under normal pressure & temperature. Temperature 1253, Time 100048 hours. Voltage: 100VV250V, 2x Rated voltage; 250VV1KV, 1.5x rated voltage; 1KVV, 1.2x rated voltage. Electrostatic capacitance change rate: NPO: C/C2% or 1pF. X7R/X7T/X7P: C/C20%. DF 2 X initial standard. IR: NPO: IR4000M or IR*Cr40S. X7R/X7T/X7P: IR2000M or IR*Cr50S. | - |
| PCB Flexural Strength | No crack and other defect. IR. Soldering the MLCC on the PCB, Then pressing direction base on the photo. | - |
Dimensions and Part Number Description
| Item | Description | Details |
|---|---|---|
| Dimension Code | Size Representation | 0201 (0.02"x0.01"), 0402 (0.04"x0.02"), 0603 (0.06"x0.03"), 0805 (0.08"x0.05"), 1206 (0.12"x0.06"), 1210 (0.12"x0.10"), 1808 (0.18"x0.08"), 1812 (0.18"x0.12"), 1825 (0.18"x0.25"), 2211 (0.22"x0.11"), 2225 (0.22"x0.25") |
| Part Number Example | 1812 X7R 684 M 251 N T | Dimension Code, Temperature Characteristic, Nominal Electrostatic Capacity, Tolerance, Rated Voltage, Terminal Composition, Packing |
| Construction | Components | 1 Ceramic dielectric, 2 Inner electrode, 3 Outer electrode, 4 Nickel layer, 5 Tin layer |
| Dimensions (mm) | L, W, T, WB | See Page 2 for detailed dimensions per code. |
| Embossed Taping | Tape Reel Packing | For 0805(2012)~1812(4532) type. See Page 6 for detailed dimensions. |
| Paper Tape Reel Packing | Carrier Tape Packing | For 1005(0402)~1206(3216). See Page 7 for detailed dimensions. |
2509251626_AIDE-CAPACITOR-0805X7R472K251NT_C49326718.pdf
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