TK[CURRENT][CHANNEL][VOLTAGE][SERIES][SUFFIX]
  |    |        |       |        |       |
  |    |        |       |        |       +-- Package: L=DPAK, S=D2PAK, Z=TO-220SIS
  |    |        |       |        +-- Generation: 1, Z1, etc.
  |    |        |       +-- Voltage / 10 (60=600V, 65=650V)
  |    |        +-- N=N-channel, V=Vertical, P=P-channel
  |    +-- On-resistance indicator (024=0.024 Ohm)
  +-- Toshiba K-series prefix

TPC[VARIANT][TYPE][SPECS][PACKAGE]
   |    |       |     |      |
   |    |       |     |      +-- Package suffix (U, TU, etc.)
   |    |       |     +-- Specifications
   |    |       +-- Component type (K=MOSFET)
   |    +-- Pin/variant number (8, 6, 4, etc.)
   +-- Toshiba Power Compact

TPH[CURRENT][CHANNEL][VOLTAGE][SERIES][PKG]
   |    |        |       |        |       |
   |    |        |       |        |       +-- Package: NH=TO-247, etc.
   |    |        |       |        +-- Series: 6, 7, Q, etc.
   |    |        |       +-- Voltage / 10 (60=600V)
   |    |        +-- 0=N-channel
   |    +-- Current/RDS indicator (4R6=4.6A or 0.46mOhm)
   +-- Toshiba Power High-voltage

SSM[PINS][POLARITY][NUMBER][PACKAGE]
   |   |      |        |       |
   |   |      |        |       +-- Package: TU=UFM, F=S-Mini, FU=USM
   |   |      |        +-- Serial number
   |   |      +-- K=N-channel, J=P-channel
   |   +-- Pin count: 3, 4, 5, 6
   +-- Small Signal MOSFET

2S[TYPE][NUMBER][hFE_RANK]
  |   |      |       |
  |   |      |       +-- Optional hFE rank: blank, -O, -P, -Q, -R, -Y
  |   |      +-- 4-digit serial number
  |   +-- A=PNP HF, B=PNP LF, C=NPN HF, D=NPN LF
  +-- 2S = JIS semiconductor prefix

RN[NUMBER][SUFFIX]  or  RP[NUMBER][SUFFIX]
  |    |       |          |    |       |
  |    |       +-- Package: E=EMT3, etc.
  |    +-- Serial number
  +-- RN=NPN, RP=PNP (with built-in bias resistors)

TLP[NUMBER][VARIANT]([OPTIONS])
   |    |       |        |
   |    |       |        +-- Packaging options: GB, GR, TP, SE
   |    |       +-- Output type variant: A, B, C (CTR grade)
   |    +-- 3-4 digit model number
   +-- Toshiba Light/Photocoupler

TB[NUMBER][VARIANT][PACKAGE]
  |    |       |       |
  |    |       |       +-- Package: FNG=SSOP24, AFG=QFN, etc.
  |    |       +-- Feature variant
  |    +-- Series/model number (6612, 67S, etc.)
  +-- Toshiba Brushed/Brushless motor driver

TPD[NUMBER][VARIANT][PACKAGE]
   |    |       |       |
   |    |       |       +-- Package suffix
   |    |       +-- Feature/variant
   |    +-- Series number
   +-- Toshiba Power Driver

TAR[NUMBER][VOLTAGE]
   |    |       |
   |    |       +-- Output voltage (5 = 5V, 33 = 3.3V)
   |    +-- Series number
   +-- Toshiba Adjustable Regulator

TMP[CORE][GROUP][VARIANT]-[PKG][PINS]
   |   |     |       |       |     |
   |   |     |       |       |     +-- Pin count
   |   |     |       |       +-- Package: F=QFP, Q=QFN, etc.
   |   |     |       +-- Feature variant
   |   |     +-- Product group (H, K, G, E, P)
   |   +-- M=ARM Cortex-M, V=RISC-V
   +-- Toshiba Microprocessor

GT[POWER][VOLTAGE][VARIANT]
  |    |       |       |
  |    |       |       +-- Variant/generation
  |    |       +-- Voltage class
  |    +-- Power/current class
  +-- Gate Turn-off (IGBT module prefix)

MG[CONFIG][VOLTAGE][POWER]
  |    |       |       |
  |    |       |       +-- Current rating
  |    |       +-- Voltage class (J=600V, K=1200V)
  |    +-- Module configuration
  +-- IGBT Module

// Add TK series package extraction
if (upperMpn.startsWith("TK")) {
    // TK024N60Z1 - package in suffix after generation
    if (upperMpn.contains("Z")) return "TO-220SIS";
    if (upperMpn.endsWith("L") || upperMpn.endsWith("LQ")) return "DPAK";
    if (upperMpn.endsWith("S")) return "D2PAK";
}

// Add TLP optocoupler package extraction
if (upperMpn.startsWith("TLP")) {
    if (upperMpn.contains("SO6L") || upperMpn.contains("S06L")) return "SO-6";
    if (upperMpn.matches(".*\\(.*\\).*")) {
        // Has parentheses - likely SOP variant
        return "SOP-4";
    }
    return "DIP-4"; // Default for TLP
}

// Add SSM small signal package extraction
if (upperMpn.startsWith("SSM")) {
    if (upperMpn.endsWith("TU")) return "UFM";
    if (upperMpn.endsWith("F")) return "S-Mini";
    if (upperMpn.endsWith("FU")) return "USM";
}

// Add TB motor driver package extraction
if (upperMpn.startsWith("TB")) {
    if (upperMpn.contains("FNG")) return "SSOP24";
    if (upperMpn.contains("AFG")) return "QFN";
    if (upperMpn.contains("PG")) return "HTSSOP";
}

// Add TLP optocoupler series
if (upperMpn.startsWith("TLP")) return "TLP Series";

// Add transistor series
if (upperMpn.startsWith("2SC")) return "2SC Series";
if (upperMpn.startsWith("2SA")) return "2SA Series";
if (upperMpn.startsWith("2SB")) return "2SB Series";
if (upperMpn.startsWith("2SD")) return "2SD Series";

// Add digital transistor series
if (upperMpn.startsWith("RN")) return "RN Series";
if (upperMpn.startsWith("RP")) return "RP Series";

// Add voltage regulator series
if (upperMpn.startsWith("TAR")) return "TAR Series";

// 2SK JIS N-channel MOSFETs (legacy series, still common)
registry.addPattern(ComponentType.MOSFET, "^2SK[0-9].*");
registry.addPattern(ComponentType.MOSFET_TOSHIBA, "^2SK[0-9].*");

// Missing digital transistors
registry.addPattern(ComponentType.TRANSISTOR, "^RN[0-9].*[A-Z]?$");
registry.addPattern(ComponentType.TRANSISTOR, "^RP[0-9].*[A-Z]?$");

@Override
public Set<ComponentType> getSupportedTypes() {
    // Use Set.of() for immutability
    return Set.of(
        ComponentType.MOSFET,
        ComponentType.MOSFET_TOSHIBA,
        ComponentType.TRANSISTOR,           // ADD - patterns exist
        ComponentType.IC,                   // ADD - patterns exist
        ComponentType.IGBT_TOSHIBA,
        ComponentType.MOTOR_DRIVER_TOSHIBA,
        ComponentType.GATE_DRIVER_TOSHIBA,
        ComponentType.OPTOCOUPLER_TOSHIBA,
        ComponentType.VOLTAGE_REGULATOR,
        ComponentType.VOLTAGE_REGULATOR_TOSHIBA,
        ComponentType.MICROCONTROLLER,
        ComponentType.MICROCONTROLLER_TOSHIBA
    );
}