WIMA Snubber FKP Capacitors for High Pulse Applications
The WIMA Snubber FKP capacitors are designed for high pulse and high frequency applications requiring extremely reliable contacts. They feature metal foil electrodes, internal series connection, and a self-healing construction. These capacitors offer a very low dissipation factor and a negative capacitance change versus temperature, making them particularly reliable for demanding applications such as IGBT modules. Available in 4-pin versions and with screwable plate connections, they are AEC-Q200 qualified and RoHS compliant.
Product Attributes
- Brand: WIMA
- Product Line: Snubber FKP
- Dielectric: Polypropylene (PP) film
- Electrodes: Aluminium foil and single-sided metallized plastic film
- Encapsulation: Solvent-resistant, flame-retardant plastic case with epoxy resin seal (UL 94 V-0)
- Terminations: Tinned wire or plates
- Case Color: Red
- Marking Color: Black
- Certifications: AEC-Q200 qualified, RoHS 2015/863/EU
Technical Specifications
| Capacitance Range | Rated Voltages (VDC) | Capacitance Tolerances | Operating Temperature Range | Insulation Resistance | Dissipation Factor (tan ) | Max. Pulse Rise Time (V/s) | Climatic Test Category | Voltage Derating | Reliability (Operational Life) | Failure Rate |
|---|---|---|---|---|---|---|---|---|---|---|
| 0.01 F to 3.3 F | 630, 1000, 1250, 1600, 2000, 3000, 4000 VDC | 20%, 10%, 5% (others on request) | 55C to +105C | C 0.33 F: 1 x 105 M C > 0.33 F: 30,000 sec (M x F) | f=1kHz: 5 x 10-4 f=10kHz: 6 x 10-4 f=100kHz: 10 x 10-4 (for C 1.0 F) | Varies by capacitance and voltage rating (see datasheet) | 55/100/56 (IEC) | 1.35 % per K from +85C (DC) / +75C (AC) | 300,000 hours | 1 fit (at 0.5 x Ur and 40C) |
Part Numbering and Dimensions
| Capacitance | Rated Voltage | AC Voltage (VAC) * | Dimensions (W x H x L mm) | Part Number Prefix |
|---|---|---|---|---|
| 0.022 F | 630 VDC | 400 VAC * | 11 x 22 x 41.5 | SNFPO122207B |
| 0.033 F | 630 VDC | 400 VAC * | 11 x 22 x 41.5 | SNFPO123307B |
| 0.047 F | 630 VDC | 400 VAC * | 11 x 22 x 41.5 | SNFPJ024707B |
| 0.068 F | 630 VDC | 400 VAC * | 11 x 22 x 41.5 | SNFPJ026807B |
| 0.1 F | 630 VDC | 400 VAC * | 11 x 22 x 41.5 | SNFPJ031007B |
| 0.15 F | 630 VDC | 400 VAC * | 11 x 22 x 41.5 | SNFPJ031507B |
| 0.22 F | 630 VDC | 400 VAC * | 13 x 24 x 41.5 | SNFPJ032207C |
| 0.33 F | 630 VDC | 400 VAC * | 15 x 26 x 41.5 | SNFPJ033307D |
| 0.47 F | 630 VDC | 400 VAC * | 17 x 29 x 41.5 | SNFPJ034707E |
| 0.68 F | 630 VDC | 400 VAC * | 19 x 32 x 41.5 | SNFPJ036807F |
| 1.0 F | 630 VDC | 400 VAC * | 20 x 39.5 x 41.5 | SNFPJ041007G |
| 1.5 F | 630 VDC | 400 VAC * | 24 x 45.5 x 41.5 | SNFPJ041507H |
| 2.2 F | 630 VDC | 400 VAC * | 31 x 46 x 41.5 | SNFPJ042207I |
| 2.5 F | 630 VDC | 400 VAC * | 35 x 50 x 41.5 | SNFPJ042507J |
| 3.0 F | 630 VDC | 400 VAC * | 37 x 54 x 56 | SNFPJ043008L |
| 3.3 F | 630 VDC | 400 VAC * | 37 x 54 x 56 | SNFPJ043308L |
| 0.01 F | 1000 VDC | 600 VAC * | 11 x 22 x 41.5 | SNFPO121007B |
| 0.015 F | 1000 VDC | 600 VAC * | 11 x 22 x 41.5 | SNFPO121507B |
| 0.022 F | 1000 VDC | 600 VAC * | 11 x 22 x 41.5 | SNFPO122207B |
| 0.033 F | 1000 VDC | 600 VAC * | 11 x 22 x 41.5 | SNFPO123307B |
| 0.047 F | 1000 VDC | 600 VAC * | 11 x 22 x 41.5 | SNFPJ024707B |
| 0.068 F | 1000 VDC | 600 VAC * | 11 x 22 x 41.5 | SNFPJ026807B |
| 0.1 F | 1000 VDC | 600 VAC * | 11 x 22 x 41.5 | SNFPJ031007B |
| 0.15 F | 1000 VDC | 600 VAC * | 15 x 26 x 41.5 | SNFPJ031507D |
| 0.22 F | 1000 VDC | 600 VAC * | 17 x 29 x 41.5 | SNFPJ032207E |
| 0.33 F | 1000 VDC | 600 VAC * | 19 x 32 x 41.5 | SNFPJ033307F |
| 0.47 F | 1000 VDC | 600 VAC * | 20 x 39.5 x 41.5 | SNFPJ034707G |
| 0.68 F | 1000 VDC | 600 VAC * | 24 x 45.5 x 41.5 | SNFPJ036807H |
| 1.0 F | 1000 VDC | 600 VAC * | 31 x 46 x 41.5 | SNFPJ041007I |
| 1.5 F | 1000 VDC | 600 VAC * | 24 x 45.5 x 41.5 | SNFPJ041507H |
| 2.2 F | 1000 VDC | 600 VAC * | 31 x 46 x 41.5 | SNFPJ042207I |
| 0.01 F | 1250 VDC | 600 VAC * | 11 x 22 x 41.5 | SNFPT021007B |
| 0.015 F | 1250 VDC | 600 VAC * | 11 x 22 x 41.5 | SNFPT021507B |
| 0.022 F | 1250 VDC | 600 VAC * | 11 x 22 x 41.5 | SNFPR022207B |
| 0.033 F | 1250 VDC | 600 VAC * | 11 x 22 x 41.5 | SNFPR023307B |
| 0.047 F | 1250 VDC | 600 VAC * | 11 x 22 x 41.5 | SNFPR024707B |
| 0.068 F | 1250 VDC | 600 VAC * | 11 x 22 x 41.5 | SNFPR026807B |
| 0.1 F | 1250 VDC | 600 VAC * | 11 x 22 x 41.5 | SNFPR031007B |
| 0.15 F | 1250 VDC | 600 VAC * | 15 x 26 x 41.5 | SNFPR031507D |
| 0.22 F | 1250 VDC | 600 VAC * | 17 x 29 x 41.5 | SNFPR032207E |
| 0.33 F | 1250 VDC | 600 VAC * | 19 x 32 x 41.5 | SNFPR033307F |
| 0.47 F | 1250 VDC | 600 VAC * | 20 x 39.5 x 41.5 | SNFPR034707G |
| 0.68 F | 1250 VDC | 600 VAC * | 24 x 45.5 x 41.5 | SNFPR036807H |
| 1.0 F | 1250 VDC | 600 VAC * | 31 x 46 x 41.5 | SNFPR041007I |
| 1.5 F | 1250 VDC | 600 VAC * | 33 x 48 x 56 | SNFPR041508J |
| 2.2 F | 1250 VDC | 600 VAC * | 37 x 54 x 56 | SNFPR042208L |
| 0.01 F | 1600 VDC | 650 VAC * | 11 x 22 x 41.5 | SNFPT021007B |
| 0.015 F | 1600 VDC | 650 VAC * | 11 x 22 x 41.5 | SNFPT021507B |
| 0.022 F | 1600 VDC | 650 VAC * | 11 x 22 x 41.5 | SNFPT022207B |
| 0.033 F | 1600 VDC | 650 VAC * | 11 x 22 x 41.5 | SNFPT023307B |
| 0.047 F | 1600 VDC | 650 VAC * | 11 x 22 x 41.5 | SNFPT024707B |
| 0.068 F | 1600 VDC | 650 VAC * | 15 x 26 x 41.5 | SNFPT026807D |
| 0.1 F | 1600 VDC | 650 VAC * | 17 x 29 x 41.5 | SNFPT031007E |
| 0.15 F | 1600 VDC | 650 VAC * | 19 x 32 x 41.5 | SNFPT031507F |
| 0.22 F | 1600 VDC | 650 VAC * | 20 x 39.5 x 41.5 | SNFPT032207G |
| 0.33 F | 1600 VDC | 650 VAC * | 24 x 45.5 x 41.5 | SNFPT033307H |
| 0.47 F | 1600 VDC | 650 VAC * | 31 x 46 x 41.5 | SNFPT034707I |
| 0.68 F | 1600 VDC | 650 VAC * | 23 x 34 x 56 | SNFPT036808E |
| 1.0 F | 1600 VDC | 650 VAC * | 33 x 48 x 56 | SNFPT041008J |
| 1.5 F | 1600 VDC | 650 VAC * | 37 x 54 x 56 | SNFPT041508L |
| 0.01 F | 2000 VDC | 700 VAC * | 11 x 22 x 41.5 | SNFPU021007B |
| 0.015 F | 2000 VDC | 700 VAC * | 11 x 22 x 41.5 | SNFPU021507B |
| 0.022 F | 2000 VDC | 700 VAC * | 11 x 22 x 41.5 | SNFPU022207B |
| 0.033 F | 2000 VDC | 700 VAC * | 13 x 24 x 41.5 | SNFPU023307C |
| 0.047 F | 2000 VDC | 700 VAC * | 15 x 26 x 41.5 | SNFPU024707D |
| 0.068 F | 2000 VDC | 700 VAC * | 17 x 29 x 41.5 | SNFPU026807E |
| 0.1 F | 2000 VDC | 700 VAC * | 17 x 29 x 41.5 | SNFPU031007E |
| 0.15 F | 2000 VDC | 700 VAC * | 20 x 39.5 x 41.5 | SNFPU031507G |
| 0.22 F | 2000 VDC | 700 VAC * | 24 x 45.5 x 41.5 | SNFPU032207H |
| 0.33 F | 2000 VDC | 700 VAC * | 31 x 46 x 41.5 | SNFPU033307I |
| 0.47 F | 2000 VDC | 700 VAC * | 31 x 46 x 41.5 | SNFPU034707I |
| 0.68 F | 2000 VDC | 700 VAC * | 33 x 48 x 56 | SNFPU036808J |
| 0.01 F | 3000 VDC | 700 VAC * | 11 x 22 x 41.5 | SNFPW021007B |
| 0.015 F | 3000 VDC | 700 VAC * | 11 x 22 x 41.5 | SNFPW021507B |
| 0.022 F | 3000 VDC | 700 VAC * | 11 x 22 x 41.5 | SNFPW022207B |
| 0.033 F | 3000 VDC | 700 VAC * | 13 x 24 x 41.5 | SNFPW023307C |
| 0.047 F | 3000 VDC | 700 VAC * | 15 x 26 x 41.5 | SNFPW024707D |
| 0.068 F | 3000 VDC | 700 VAC * | 17 x 29 x 41.5 | SNFPW026807E |
| 0.1 F | 3000 VDC | 700 VAC * | 19 x 32 x 41.5 | SNFPW031007F |
| 0.15 F | 3000 VDC | 700 VAC * | 20 x 39.5 x 41.5 | SNFPW031507G |
| 0.22 F | 3000 VDC | 700 VAC * | 24 x 45.5 x 41.5 | SNFPW032207H |
| 0.33 F | 3000 VDC | 700 VAC * | 31 x 46 x 41.5 | SNFPW033307I |
| 0.47 F | 3000 VDC | 700 VAC * | 33 x 48 x 56 | SNFPW034708J |
| 0.68 F | 3000 VDC | 700 VAC * | 33 x 48 x 56 | SNFPW036808J |
| 0.01 F | 4000 VDC | 700 VAC * | 11 x 22 x 41.5 | SNFPX021007B |
| 0.015 F | 4000 VDC | 700 VAC * | 11 x 22 x 41.5 | SNFPX021507B |
| 0.022 F | 4000 VDC | 700 VAC * | 13 x 24 x 41.5 | SNFPX022207C |
| 0.033 F | 4000 VDC | 700 VAC * | 15 x 26 x 41.5 | SNFPX023307D |
| 0.047 F | 4000 VDC | 700 VAC * | 17 x 29 x 41.5 | SNFPX024707E |
| 0.068 F | 4000 VDC | 700 VAC * | 19 x 32 x 41.5 | SNFPX026807F |
| 0.1 F | 4000 VDC | 700 VAC * | 20 x 39.5 x 41.5 | SNFPX031007G |
| 0.15 F | 4000 VDC | 700 VAC * | 24 x 45.5 x 41.5 | SNFPX031507H |
| 0.22 F | 4000 VDC | 700 VAC * | 31 x 46 x 41.5 | SNFPX032207I |
| 0.33 F | 4000 VDC | 700 VAC * | 33 x 48 x 56 | SNFPX033308J |
| 0.47 F | 4000 VDC | 700 VAC * | 37 x 54 x 56 | SNFPX034708L |
| 0.68 F | 4000 VDC | 700 VAC * | 37 x 54 x 56 | SNFPX036808L |
* AC voltages: f 1000 Hz; 1.4 x Urms + UDC Ur. Dimensions in mm. Ionisation inception level in isolated cases may be lower than admissible rated AC voltage.
Part number completion: Version codes see page 122. Tolerance: 20% = M, 10% = K, 5% = J. Packing: bulk = S. Pin length: 6-2 = SD, none = 00 (for plate versions).
2411041709_WIMA-SNFPU024707DFSJS00_C20583094.pdf
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