nipponchemicon

# Nippon Chemi-Con Manufacturer Skill ## MPN Structure Nippon Chemi-Con MPNs follow this general structure: ``` [PREFIX][SERIES][VOLTAGE][SUFFIX][CAP_CODE][CASE_SIZE] | | | | | | | | | | | +-- Case code (MJC5S, MHD, etc.) | | | | +-- 3-digit capacitance code (101=100uF) | | | +-- Internal code (ELL, etc.) | | +-- 3-digit voltage (500=50V) or digit+letter (1C=16V) | +-- Series code (YE, ZE, XG, etc.) +-- EK/E/M prefix (aluminum electrolytic prefix) ``` ### Example Decoding ``` EKYE500ELL101MJC5S | | | | | | | | | | | +-- MJC5S = 5x5.3mm SMD case | | | | +-- 101 = 100uF (10 x 10^1) | | | +-- ELL = Internal code | | +-- 500 = 50V (voltage code: 500/10 = 50V) | +-- YE = KY series internal code +-- EK = Aluminum electrolytic prefix KMG160ELL471M | | | | | | | | | +-- M suffix | | | +-- 471 = 470uF (47 x 10^1) | | +-- ELL = Internal code | +-- 160 = 16V (voltage code: 160/10 = 16V) +-- KMG = KMG General Purpose Mini series PSC1V471M | | | | | | | +-- M suffix | | +-- 471 = 470uF (47 x 10^1) | +-- 1V = 35V (EIA voltage code) +-- PSC = Polymer Solid C series ``` --- ## Series Reference ### Low Impedance Series | Series | Full Name | Prefix Pattern | Description | |--------|-----------|----------------|-------------| | KY | KY Low Impedance | EKYE, EKY | High ripple current, low ESR | | KXJ | KXJ High Temp Low Impedance | EKXJ | 105C, low impedance | ### Conductive Polymer Series | Series | Full Name | Prefix Pattern | Description | |--------|-----------|----------------|-------------| | KZE | KZE Conductive Polymer | EKZE, EKZ | Polymer hybrid aluminum | | PSC | PSC Polymer Solid | PSC | Solid polymer, low ESR | | PSE | PSE Polymer Solid | PSE | Solid polymer, enhanced | ### High Temperature Series | Series | Full Name | Prefix Pattern | Description | |--------|-----------|----------------|-------------| | KXG | KXG High Temp Long Life | EKXG | 105C, long life (5000-10000hr) | | GXE | GXE Ultra Low ESR | GXE | Ultra-low ESR, high temp | ### Miniature Series | Series | Full Name | Prefix Pattern | Description | |--------|-----------|----------------|-------------| | MVY | MVY Mini Low Impedance | MVY, EMVY | Miniature low impedance | | MVZ | MVZ Mini Standard | MVZ, EMVZ | Miniature standard | ### General Purpose Series | Series | Full Name | Prefix Pattern | Description | |--------|-----------|----------------|-------------| | KMG | KMG General Purpose Mini | EKMG, KMG | General purpose miniature | | KMH | KMH General Purpose | EKMH, KMH | General purpose standard | ### Surface Mount Series | Series | Full Name | Prefix Pattern | Description | |--------|-----------|----------------|-------------| | SMG | SMG Surface Mount | ESMG | SMD general purpose | | SMH | SMH Surface Mount | ESMH | SMD standard | --- ## Voltage Codes ### 3-Digit Format (Primary) Nippon Chemi-Con primarily uses 3-digit voltage codes where value = code / 10: | Code | Voltage | Code | Voltage | |------|---------|------|---------| | 040 | 4V | 250 | 25V | | 063 | 6.3V | 350 | 35V | | 100 | 10V | 500 | 50V | | 160 | 16V | 630 | 63V | | 200 | 20V | | | ### EIA Letter Format (Alternate) Some series use EIA voltage codes (digit + letter): | Code | Voltage | Code | Voltage | |------|---------|------|---------| | 0G | 4V | 1V | 35V | | 0J | 6.3V | 1H | 50V | | 1A | 10V | 1J | 63V | | 1C | 16V | 2A | 100V | | 1E | 25V | | | --- ## Capacitance Codes Uses standard EIA 3-digit code (value in uF): | Code | Value | Calculation | |------|-------|-------------| | 100 | 10uF | 10 x 10^0 | | 101 | 100uF | 10 x 10^1 | | 221 | 220uF | 22 x 10^1 | | 471 | 470uF | 47 x 10^1 | | 102 | 1000uF | 10 x 10^2 | | 103 | 10000uF | 10 x 10^3 | --- ## Case Size Codes ### SMD Case Codes | Code | Dimensions | Notes | |------|------------|-------| | JC5 | 5x5.3mm | Small SMD | | JC6 | 6.3x5.5mm | Standard SMD | | JC8 | 8x6.2mm | Medium SMD | | JC10 | 10x10.2mm | Large SMD | | JH5 | 5x5.8mm | Tall SMD | | JH6 | 6.3x5.8mm | Tall SMD | | JH8 | 8x6.5mm | Tall SMD | ### Radial Lead Case Codes | Code | Dimensions | Notes | |------|------------|-------| | MDD | 4x7mm | Mini | | MHD | 5x11mm | Small | | MLD | 6.3x11mm | Standard | | MPD | 8x11.5mm | Medium | | MNL | 10x12.5mm | Large | | MQL | 12.5x15mm | Extra large | --- ## Handler Implementation Notes ### Pattern Recognition ```java // KY series - Low impedance "^EKY[A-Z][0-9]{3}.*" // EKYE500... "^EKYE[0-9]{3}.*" // Alternate "^EKY[0-9][A-Z].*" // EIA voltage format // KZE series - Polymer hybrid "^EKZ[A-Z][0-9]{3}.*" // EKZE250... "^EKZE[0-9]{3}.*" // Alternate "^EKZ[0-9][A-Z].*" // EIA voltage format // KXG/KXJ series - High temperature "^EKXG[0-9]{3}.*" // EKXG500... "^EKXJ[0-9]{3}.*" // EKXJ350... // MVY/MVZ series - Miniature "^MVY[0-9]{3}.*" // MVY160... "^EMVY[0-9]{3}.*" // EMVY160... "^MVZ[0-9]{3}.*" // MVZ100... // KMG/KMH series - General purpose "^EKMG[0-9]{3}.*" // EKMG160... "^KMG[0-9]{3}.*" // KMG160... "^EKMH[0-9]{3}.*" // EKMH250... "^KMH[0-9]{3}.*" // KMH250... // PSC/PSE series - Polymer solid "^PSC[0-9]{3}.*" // PSC100... "^PSE[0-9]{3}.*" // PSE160... "^PSC[0-9][A-Z].*" // PSC1V... (EIA voltage) // GXE series - Ultra low ESR "^GXE[0-9]{3}.*" // GXE160... // Generic patterns "^EK[A-Z]{2}[0-9]{3}.*" // Any EK + 2 letters + 3-digit voltage "^M[A-Z]{2}[0-9]{3}.*" // Any M + 2 letters + 3-digit voltage ``` ### Voltage Extraction ```java // Determine prefix length first int startIdx; if (mpn.startsWith("EKYE") || mpn.startsWith("EKZE") || mpn.startsWith("EKXG") || mpn.startsWith("EKXJ") || mpn.startsWith("EKMG") || mpn.startsWith("EKMH") || mpn.startsWith("ESMG") || mpn.startsWith("ESMH") || mpn.startsWith("EMVY") || mpn.startsWith("EMVZ")) { startIdx = 4; // 4-letter prefix } else if (mpn.startsWith("EKY") || mpn.startsWith("EKZ") || mpn.startsWith("MVY") || mpn.startsWith("MVZ") || mpn.startsWith("KMG") || mpn.startsWith("KMH") || mpn.startsWith("PSC") || mpn.startsWith("PSE") || mpn.startsWith("GXE")) { startIdx = 3; // 3-letter prefix } // Extract 3-digit voltage code String voltageCode = mpn.substring(startIdx, startIdx + 3); int voltage = Integer.parseInt(voltageCode) / 10; // 500 -> 50V ``` ### Package Code Extraction ```java // Look for known case code patterns if (mpn.contains("JC5")) return "5x5.3mm"; if (mpn.contains("JC6")) return "6.3x5.5mm"; if (mpn.contains("MHD")) return "5x11mm"; // etc. // Or extract M-suffix from end int lastDigitIdx = findLastDigit(mpn); String suffix = mpn.substring(lastDigitIdx + 1); if (suffix.startsWith("M")) return suffix; // MJC5S, MHD, etc. ``` --- ## Replacement Rules The handler supports replacement scenarios based on: 1. **Same series required**: Different series are not interchangeable 2. **Package must match**: Case size must be identical 3. **Higher voltage can replace lower**: Within same series, 50V can replace 25V ```java // Higher voltage rating can replace lower in same series int v1 = parseVoltageCode(voltage1); int v2 = parseVoltageCode(voltage2); if (v1 >= v2) return true; // 50V can replace 25V ``` --- ## Related Files - Handler: `manufacturers/NipponChemiConHandler.java`