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GP AC-DC Product TrainingGP AC-DC Product Training
5-12-065-12-06
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Active Competitive EdgeActive Competitive Edge
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AC-DC Power SupplyAC-DC Power Supply
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General Specification -1General Specification -1
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General Specification -2General Specification -2
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Green Mode Green Mode RequirementsRequirements
1) Energy Star (US)1) Energy Star (US)
Standby power < 0.50WStandby power < 0.50W
2) California Energy Commission 2) California Energy Commission (CEC)(CEC)
Standby Power < 0.75WStandby Power < 0.75W
Average efficiency > 64% for Po=5WAverage efficiency > 64% for Po=5W
3) Blue Angel3) Blue Angel
Standby Power < 0.3WStandby Power < 0.3W
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CEC Requirement -1CEC Requirement -1
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CEC Requirement -2CEC Requirement -2
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Low Power AC-DCLow Power AC-DC
Linear ChargerLinear Charger
1) Low cost (< $0.3 PCBA for 5W)1) Low cost (< $0.3 PCBA for 5W)
2) Large size & heavy2) Large size & heavy
3) Single line Input3) Single line Input
4) Not meeting Green Mode4) Not meeting Green Mode
Switching Mode ChargerSwitching Mode Charger
1) Higher Cost (> $0.5 PCBA for 5W) 1) Higher Cost (> $0.5 PCBA for 5W)
2) Universal line input2) Universal line input
3) Meet Energy star, blue angel, CEC3) Meet Energy star, blue angel, CEC
4) EMI4) EMI
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Switching Mode Switching Mode ChargerCharger
RCCRCC
1) Lowest cost1) Lowest cost
2) Variable Frequency2) Variable Frequency
3) Inconsistent performance3) Inconsistent performance
PWMPWM
1) $0.1 – $0.2 more than RCC1) $0.1 – $0.2 more than RCC
2) Fixed frequency2) Fixed frequency
3) Consistent green mode & EMI3) Consistent green mode & EMI
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RCC ChargerRCC Charger
1) No PWM IC ($0.1 -
$0.2)
2) NPN Switch ($0.025)
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PWM IC ChargerPWM IC Charger
1) PWM IC + MOSFET ($0.1-0.2 + $0.125)
2) Integrated Switch
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High Voltage Switch High Voltage Switch
1) Cost ($0.125 vs 0.025) 2) Efficiency3) EMI
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Emitter Switching Emitter Switching Topology Topology
1) Slow turn-off2) VCEO blocking rating (450V for MJE13003)
1) Fast turn-off2) VCBO blocking rating (700V for MJE13003)
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EST Advantages EST Advantages
1) Fast turn-off time 2) VCBO blocking voltage rating3) Low High Frequency EMI No Y-cap
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Active-Semi EST ProductActive-Semi EST Product
1) ACT29 (< 3W)1) ACT29 (< 3W) – Low Cost Charger – Low Cost Charger
2) ACT30A (< 7W)2) ACT30A (< 7W) – Charger, ADSL, Appliance – Charger, ADSL, Appliance
3) ACT30B (< 15W)3) ACT30B (< 15W) – Adapter, DVD – Adapter, DVD
4) ACT32 (CC/CV Controller)4) ACT32 (CC/CV Controller) – Charger Control – Charger Control
5) ACT34 (PSR <7W) 5) ACT34 (PSR <7W) – Linear & RCC – Linear & RCC Replacement Replacement
6) ACT50 (< 30W) 6) ACT50 (< 30W) – DVD, Set Top Box, PC – DVD, Set Top Box, PC Standby,Standby,
PrinterPrinter
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ACT29 ACT29
1) Lowest Cost2) High short Circuit Power Dissipation
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ACT30 ACT30
1) ACT30A for < 7W2) ACT30B for < 15W
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ACT30A Block Diagram ACT30A Block Diagram
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ACT30 Startup Timing ACT30 Startup Timing
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ACT30 Block Diagram ACT30 Block Diagram
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MOTO Charger CV/CCMOTO Charger CV/CC
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Nokia Charger CV/CCNokia Charger CV/CC
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5V/1A Cell phone Charger5V/1A Cell phone Charger
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PCB layoutPCB layout
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Test ResultsTest Results
1. Universal Input: 85V – 264V rms2. Standby Power: 0.23W Max 3. Efficiency: 63% at Full Load4. Output Current Limit: 1.2A CC
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Conducted EMI DataConducted EMI Data
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LG U8110 ChargerLG U8110 Charger
ACT30A Inside
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Lowest Cost DVD powerLowest Cost DVD power
ACT30B
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Home/Car DVD powerHome/Car DVD power
ACT30B
ACT4060
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ACT32ACT32
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ACT32 Block DiagramACT32 Block Diagram
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ACT32 Application ACT32 Application CircuitCircuit
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ACT50 ACT50
1) Cost Effective2) Better transient Response
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High Power DVD & Set Top High Power DVD & Set Top BoxBox
ACT50
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Primary Switching Primary Switching RegulatorRegulator
RCC secondary circuit componentRCC secondary circuit component
1) OPTO1) OPTO
2) TL431 for CV2) TL431 for CV
3) NPN + NTC Rs for CC3) NPN + NTC Rs for CC
Primary switching regulatorPrimary switching regulator
1) Primary control CV/CC PWM IC1) Primary control CV/CC PWM IC
2) Eliminate OPTO, TL431, NPN+NTC Rs2) Eliminate OPTO, TL431, NPN+NTC Rs
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ACT34 ACT34
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Competitor PSR Competitor PSR
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Competitor Performance -Competitor Performance -11
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Competitor Performance -Competitor Performance -22
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GP AC-DC Product Road GP AC-DC Product Road MapMap
1) ACT29 (< 3W) – 1) ACT29 (< 3W) – Low Cost ChargerLow Cost Charger
2) ACT30A (< 7W) – 2) ACT30A (< 7W) – Charger, ADSL, Appliance Charger, ADSL, Appliance
3) ACT30B (< 15W) – 3) ACT30B (< 15W) – Adapter, DVDAdapter, DVD
4) ACT32 (CC/CV Controller) – 4) ACT32 (CC/CV Controller) – Charger ControlCharger Control
5) ACT34 (PSR <7W) – 5) ACT34 (PSR <7W) – Linear & RCC Replacement Linear & RCC Replacement
6) ACT50 (< 30W) – 6) ACT50 (< 30W) – DVD, Set Top Box, PC Standby,DVD, Set Top Box, PC Standby,
PrinterPrinter
7) ACT5291/5 (< 120W) – 7) ACT5291/5 (< 120W) – Adapter, LCD TV Adapter, LCD TV Q3-06Q3-06
8) ACT35 (PSR, < 7W) – 8) ACT35 (PSR, < 7W) – Charger Charger Q3-06Q3-06
9) ACT36 (PSR, < 50W) – 9) ACT36 (PSR, < 50W) – Adapter, Open Frame Adapter, Open Frame Q4-06Q4-06
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