EPR-12 Datasheet, PDF (27/40 Pages) Power Integrations, Inc. – Engineering Prototype Report for EP-12 - 145 W PC Forward Converter with TOP247 and 10 W 5 V Output Standby Flyback with TNY266

01-Feb-05
EPR-12 – PC Forward Converter with Standby Flyback Power Supply
CURRENT WAVESHAPE
PARAMETERS
IP
IPRMS
INDUCTOR OUTPUT PARAMETERS
LMAIN
WLMAIN
KDIMAIN
LMAINMA
WLMAINMA
KDIMAINMA
LIND1
WLIND1
KDIIND1
SECONDARY OUTPUT PARAMETERS
ISMAINRMSLL
ISAUX1RMSLL
ISIND1RMSDLL
IDAVMAIN
IDAVMAINMA
IDAVAUX1
IDAVIND1
IRMSMAIN
IRMSMAINMA
IRMSAUX1
IRMSIND1
DIODE PIV
VPIVMAIN
VPIVMAINMA
VPIVAUX1
VPIVIND1
VPIVB
VCEO OPTO
Page 27 of 40
2.451 Amps
1.460 Amps
Maximum peak primary current at maximum
DC Bus voltage
Maximum primary RMS current at minimum
DC Bus voltage
10.0 uHenries
2286 uJoules
0.150
Main / Auxiliary coupled output inductance
(referred to Main winding)
Main / Auxiliary coupled output inductor full-
load stored energy
Current ripple factor for Magamp output
12.3 uHenries
888 uJoules
0.150
Magamp output inductance
Magamp output inductor full-load stored
energy
Current ripple factor for Magamp output
0.0 uHenries
0.0 uJoules
0.000
Independent output inductance
Independent output inductor full-load stored
energy
Current ripple factor for independent output
15.61 Amps
2.42 Amps
0.00 Amps
12.3 Amps
9.3 Amps
3.1 Amps
0.0 Amps
0.52 Amps
0.52 Amps
0.17 Amps
0.00 Amps
Maximum transformer secondary RMS
current (DC Stack)
Maximum transformer secondary RMS
current (DC Stack)
Maximum transformer secondary RMS
current (DC Stack)
Maximum average current, Main rectifier
(single device rating)
Maximum average current, Magamp rectifier
(single device rating)
Maximum average current, Auxiliary rectifier
(single device rating)
Maximum average current, Independent
rectifier (single device rating)
Maximum RMS current, Main output
capacitor
Maximum RMS current, Magamp output
capacitor
Maximum RMS current, Auxiliary output
capacitor
Maximum RMS current, Independent output
capacitor
29.5 Volts
29.5 Volts
34.9 Volts
0.0 Volts
102.1 Volts
No derating
Main output rectifiers peak-inverse voltage
Magamp output rectifiers peak-inverse
voltage
Auxiliary output rectifiers peak-inverse
voltage
Independent output rectifiers peak-inverse
voltage
Bias output rectifier peak-inverse voltage
49.8 Volts
Optocoupler
Maximum optocoupler collector-emitter
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