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Smart Power Module for Low-Power Motor Drives Applications HP SPM & System Engineering Group February 2005. Distributor: 피앤에스 02-2108-5130~9. Modern Inverter Drive System Includes. PFCM. SPM. Efficiency Low EMI 1-/3-shunt topology for current sensing. EMI/EMC Leakage Current
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Smart Power Module for Low-Power Motor Drives Applications HP SPM & System Engineering Group February 2005 Distributor:피앤에스 02-2108-5130~9
Modern Inverter Drive System Includes PFCM SPM • Efficiency • Low EMI • 1-/3-shunt topology for current sensing • EMI/EMC • Leakage Current • Active EMI Filter • Harmonic Regulation • PFC with high efficiency & low EMI • Efficiency • High-/Wide-speed operation • PMA-SynRM • Position-sensorless algorithm • Current-sensorless technique • High performance DSP
Hard to design causing less-reliability SPM 6-IGBTs with FWD 3-HVICs 1-LVIC PFCM 1-Bridge diode 1-LVIC 1-Shunt resistor 2-IGBTs
SPM Family Key Features 60mm X 31mm 44mm X 26.8mm 29mm X 12mm 44mm X 26.8mm * under development
SPM2 Series • Line-up : - 600V/10A, 15A, 20A, 30A, 50A • Target Applications - Low cost consumer appliance inverters (Air conditioner, Washing machine, Water pump, Treadmill etc.) - Low cost industrial inverters • Feature : - Optional built-in thermistor(NTC) • - Short-circuit protection with soft shut- down • control using sense-IGBTs • - Good thermal resistance and isolation • capacity with ceramic substrate • - 3 N-terminals for low-cost current sensing
Line up of DIP-SPM (SPM2) * under development
SPM2 Series System Connection Diagram Short Circuit Protection With sense-IGBT Temperature Monitoring Phase Current Monitoring
SPM3 Series • Line-up : - 600V/3A, 5A, 10A, 15A ( for Ceramic-SPM3) - 600V/15A, 20A, 30A (for DBC-SPM3 ) • Target Applications : - Low cost consumer/industrial appliance inverters (Air conditioner, Washing machine, Refrigerator, Water pump, Treadmill, servo) • Feature : - Good thermal resistance • - Small size & Large pin-to-pin spacing • with zigzag package structure • - Controllable switching speed with external gate resistor • - 3 N-terminals for low-cost current sensing
Controller Platform Strategy SPM3-based Control Engine Platform 5 4 3 2 1 0 Thermal resistance_IGBT (Degree/W) FSBS3CH60 FSBS5CH60 FSBS10CH60 FSBS15CH60 FSBB15CH60 DBC BASE FSBB20CH60 FSBB30CH60 0 5 10 15 20 30 50 Current Rating(A)
SPM3 Series System Connection Diagram Switching Speed Control Input Signal for Short Circuit Protection Phase Current Monitoring
SPM3 Series - Switching speed control • High side switching speed control - External impedance cell can be used • Low side switching speed control - 2 kinds of LVIC for high/low on-dv/dt are provided optionally
Ordering of SPM FSBS5CH60 VOLTAGE RATING ( 10) H : HIGH SWITCHING FREQUENCY C : High dv/dt Type CURRENT RATING M : DIP-SPM ( SPM2 ) S : MINI-SPM ( SPM3 with Ceramic ) B : MINI-SPM( SPM3 with DBC) A : THERMISTOR ( Only in case of SPM2 ) B : NO-THERMISTOR S : Divided N-terminal FAIRCHILD SEMICONDUCTOR
PFCM SeriesOverview • 2 Low side IGBTs (SMPS II IGBT) • 2 Soft and Fast Recovery Diodes (Steath Diode) for High-side • 2 Low-loss Rectifying Diodes • LVIC with protection function(UV, FO, OC) • Built-in Shunt Resistor for Current Sensing, Optional Thermistor • DBC-Based Mini- DIP SPM(SPM27-CA) Package
PFCM SeriesSystem Connection Diagram Shunt Resistor Temperature Monitoring
PFCM SeriesCurrent Flow path Current Flow @ IGBT Off Current Flow @ IGBT On AC(+) AC(-)
PFCM Loss Simulation • Purpose: Pd and power-rating estimation • Design Parameters: Gate resistance of LVIC • Simulation Condition: • Vdc=390V, Vcc=15V, Tj=125’C, p.f. = 1.0(pu) • Switching frequency fsw = 30kHz, 40kHz
1500Vrms(1min) Isolation Voltage (Pkg to H/S) FR-FET inverter with Low EMI & Ruggedness Small Deadtime: Tdead (min)=1.0s Low Thermal Resistance Rjc = 8.9C/W for FSB50450 Three N-terminal for Phase Current Sensing Easy Interface 3.3V / 5V CMOS/TTL Compatible Line-up SPM5 series * 180 control of PMAC motor, FCS test bench.