Product Overview
The MMKP82 is a box-type, double-sided metallized polypropylene film capacitor designed for absorbing, resonant, and high-frequency DC and pulse applications in electronic equipment. It features a non-inductive winding structure with a flame-retardant plastic case and epoxy resin encapsulation, ensuring good dimensional consistency and low loss with minimal internal temperature rise. Typical applications include switching power supplies, electronic ballasts, motor control, and TV vertical correction circuits.
Product Attributes
- Brand: DGCX
- Product Series: MMKP82
- Type: Box-type, Double-sided Metallized Polypropylene Film Capacitor
- Construction: Non-inductive winding structure using double-sided metallized polypropylene film and metallized polyester film.
- Encapsulation: Flame-retardant plastic case and flame-retardant epoxy resin.
- Leads: Tin-plated copper wire, welded to the gold-sprayed layer of the capacitor core.
- Case Material: PBT plastic shell (Gray).
- Environmental Compliance: RoHS, REACH, Halogen-free (if required).
- Origin: Dongguan City Chengxi Electronics Co., Ltd.
Technical Specifications
| Product Code | Capacitance (uF) | Tolerance (%) | Rated Voltage (VDC) | Dissipation Factor (DF) @ 1KHz (%) | Dimensions (mm) W x H x T | Pitch (P) | Lead Diameter (d) |
|---|---|---|---|---|---|---|---|
| B82334J2JE50GB2000R | 0.33 | 5 | 630 | 0.1 | 26.0 x 20.0 x 11.0 | 22.5 | 0.8 |
| Item | Technical Specification | Standard |
|---|---|---|
| Operating Temperature Range | -40~+105 | |
| Rated Temperature | +85 | |
| Capacitance Range | 0.001F2.2F | |
| Capacitance Tolerance | G=2%; H=3%; J=5%; K=10% | |
| Rated Voltage (VDC) | 250, 400, 630, 1000, 1600, 2000 | |
| Dissipation Factor (DF) | 0.1% (1KHz at 20~25) | |
| Insulation Resistance | 50000M for C0.33uF (100VDC, 60s) 10000M*uF for C>0.33uF (100VDC, 60s) | |
| Withstand Voltage | 1.6UR for 5 seconds | |
| Max. Pulse Rise Rate (dV/dt) | Refer to datasheet for values based on voltage and pitch. | |
| Marking Example | DGCX MMKP82 334J 630V | |
| Internal Structure Material | Metallized Polypropylene Film / Metallized Polyester Film / Polypropylene Film (MPAT/MMPEA/PP) | |
| Sprayed Layer Material | Tin-Zinc Alloy Wire | |
| Encapsulation Material | Epoxy Resin (Flame-retardant UL94V-0) | |
| Outer Protection Material | PBT Plastic Shell (Flame-retardant UL94V-0) | |
| Internal Box Dimensions (L*W*H) | 34.5*23.5*24.5 cm | |
| External Box Dimensions (L*W*H) | 49*36*27 cm | |
| Storage Temperature | 35 Max | |
| Storage Humidity | 80% Max Relative Humidity | |
| Max Storage Time | 12 months (from production date) |
| Test Item | Characteristic | Test Method |
|---|---|---|
| Terminal Strength | Tensile Strength: 10N, 10s Bending Strength: 5N, 90x2 times | Wire diameter: 0.6 & 0.8mm |
| Solderability | Tinning rate: 95% | Flux temp: 2455, Immersion time: 2.50.5s |
| Soldering Heat Resistance | Appearance: No visible damage DF increase: 0.002 Capacitance change: C/C3% | Flux temp: 2605, Immersion time: 101s, Recovery time: 1-2h |
| Rapid Temperature Change | Appearance: No visible damage | A=-40, B=+105, 5 cycles, 30min each |
| Vibration | Appearance: No visible damage | Amplitude 0.75mm or Accel. 98m/s, Freq. 10-500Hz, 3 directions, 2h each |
| Shock | Appearance: No visible damage | 4000 times, Accel. 390m/s, Pulse duration: 6ms |
| Climatic Sequence | Appearance: No visible damage Capacitance change: C/C3% DF increase: 0.003 Insulation Resistance: IR/IR50% | Dry Heat +105, 16h; Cyclic Damp Heat (Test Db); Cold -40, 2h; Low Pressure 8.5kPa, 1h |
| Damp Heat Steady State | Appearance: No visible damage Capacitance change: C/C5% DF increase: 0.002 Insulation Resistance: IR/IR50% | 90-95%RH, 402, 56 days |
| Endurance | Appearance: No visible damage Capacitance change: C/C5% DF increase: 0.004 Insulation Resistance: IR/IR50% | 85, 1.25UR, 1000 hours |
| Characteristics Dependent on Temperature | Capacitance change at -40 and +105 relative to 20 | Static method at -40, 20, 105 |
| Charge/Discharge | Capacitance change: C/C5% DF increase: 0.005 Insulation Resistance: IR/IR50% | 10,000 cycles, Charge time: 0.5s, Discharge time: 0.5s |
2501151750_DGCX-B82334J2JE50GB2000R_C42444212.pdf
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