Product Overview
The CT81 series ceramic disc capacitors are designed for reliable performance in power circuits, H-out, and supply circuits of various electronic devices. Their applications include color TVs, computer monitors, copy machines, and energy-saving lamps. These capacitors are constructed with a ceramic dielectric, silver electrodes, and epoxy resin coating, ensuring durability and stability.
Product Attributes
- Brand: Dongguan Chengxi Electronics Co., Ltd. ()
- Origin: Dongguan, Guangdong Province, China
- Dielectric Material: Ceramic
- Electrode Material: Silver
- Coating Material: Epoxy Resin
- Lead Wire Material: Tin-plated lead wire
- Solder Material: Tin Alloy
Technical Specifications
| Item | Specification | Test Method and Conditions |
|---|---|---|
| Product Name | Round Ceramic Disc Capacitor | |
| Model | CT81 222K 1KV (Y5P) | |
| Product Code | C81Y5P222K1KV7040MC3F | |
| Appearance and Structure (STYLE) | CT81-1KV-Y5P-222K | Dmax ( 0.5mm): 7.6, Tmax ( 0.5mm): 2.5, F ( 0.5mm): 5, d (mm): 0.6 |
| Marking | Manufacturer's Code, Temperature Characteristic, Rated Voltage, Nominal Capacitance, Capacitance Tolerance | Visible |
| Storage Temperature Range | -40 ~ +85 | |
| Operating Temperature Range | -25 ~ +85 | |
| Appearance and Dimension | No visible damage, within specified tolerance | Visual inspection, Caliper measurement |
| Nominal Capacitance | Within specified tolerance | Temp: 202, Voltage: 1.00.2Vrms, Frequency: 10.1KHz |
| Dissipation Factor | 0.2% max | Same condition as capacitance |
| Insulation Resistance | > 10,000 M | Charged with 50050V.DC for 1 minute |
| Dielectric Strength (Between Lead Wires) | No failure | Apply 150% of rated voltage for 1 min (Charge/discharge current 50mA) |
| Dielectric Strength (Body Insulation) | No failure | Apply 150% of rated voltage for 1 min (Charge/discharge current 50mA) |
| Temperature Characteristic (Y5P) | +22% / -33% | Capacitance change from volume at step 1 shall not exceed limits. Pre-treatment: 1 hr at 852, then 242 hrs at room condition. |
| Strength of Lead Wires (Pull) | Lead wire shall not cut off and capacitor shall not be damaged | Apply 10N tensile weight for 101 sec |
| Strength of Lead Wires (Bending) | Apply 5N weight, bend 90 in each direction, 2 times | |
| Soldering Effect | No marked defect | Immerse leads in 2605 solder for 5.00.5 sec |
| Capacitance Change (Soldering Effect) | 10% max | Pre-treatment: 1 hr at 852, then 242 hrs at room condition. Post-treatment: 242 hrs at room condition. |
| Temperature Cycling | No marked defect, Capacitance Change: 10% max | 5 cycles of -25 to 85. Pre-treatment and Post-treatment as specified. |
| Vibration Resistance | No marked defect, Capacitance Change: 10% max | 10Hz500Hz, 1.5mm amplitude, 6 hours total (2 hours per axis). Pre-treatment and Post-treatment as specified. |
| Solderability of Lead Wires | Tinned area > 90% | Dipped in 2455 solder for 20.5 sec |
| Collision Resistance | No marked defect, Capacitance Change: 10% max | 390m/s, 6ms pulse, 4000 times. Pre-treatment and Post-treatment as specified. |
| Humidity Cycling | No marked defect, Capacitance Change: 10% max | 402, 953% RH for 8 hours, room temp for 16 hours, 5 cycles. Post-treatment: 1-2 hours at room condition. |
| Humidity (Under Steady State) | No marked defect, Capacitance Change: 10% max, DF: 0.2% max, IR: > 2500 M | 402, 953% RH for 50012 hours. Pre-treatment and Post-treatment as specified. |
| Life Test | No marked defect, Capacitance Change: 10% max, DF: 0.2% max, IR: > 4000 M | 150% rated voltage at 852 for 1000 hours. Pre-treatment and Post-treatment as specified. |
| Pressure Cooking | No marked defect, IR: > 1500 M | 1212, 2 atm for 4 hours. Pre-treatment and Post-treatment as specified. |
Packaging
Packing Quantity: 500 pieces per bag (Size 2 bag: 190190mm).
Packing Marking: Includes Manufacturer's Marking, Code, Model, Product Lot Number, Production Date, Quantity per bag.
Outer Packaging: Internal boxes (A1: 360200140mm, A2: 198177138mm), Over-wrap boxes (B1: 460380220mm, B2: 425380170mm). Packing quantity should be an integral multiple of 100 or 500.
2512241555_DGCX-C81Y5P222K1KV7040MC3F_C53224151.pdf
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