EPR-31 Datasheet, PDF (26/36 Pages) Power Integrations, Inc. – Engineering Prototype Report for EP-31 Multiple Output 180 W AC-DC Power

EPR-31 – Multi Output, 180 W, PC Main Power Supply
01-Feb-05
IDAVMAINMA
IDAVAUX1
IDAVIND1
IRMSMAIN
IRMSMAINMA
IRMSAUX1
IRMSIND1
DIODE PIV
VPIVMAIN
VPIVMAINMA
VPIVAUX1
VPIVIND1
VPIVB
VCEO OPTO
VACUVL
VACUV
VACUVX
RUVA
RUVB
RUVC
VACUVL ACTUAL
VACUVX ACTUAL
DUTY CYCLE LIMIT CIRCUIT PARAMETERS
VZ
VOV
RA
RB
RC
RD
CVS
DUTY CYCLE PARAMETERS (see graph)
DMAX ACTUAL
DMAX RESET
DXDO MIN
DXDO MAX
DLL ACTUAL
DXLL MIN
DXLL MAX
DLL RESET
DHL ACTUAL
DXHL MIN
DXHL MAX
DHL RESET
Caution
9.3 Amps
5.4 Amps
0.0 Amps
0.52 Amps
0.52 Amps
0.30 Amps
0.00 Amps
28.8 Volts
28.8 Volts
34.0 Volts
0.0 Volts
100.7 Volts
49.8 Volts
68 AC volts
78 AC volts
68.04
2.23 MOhm
658.78 kOhm
75.91 kOhm
67.5 AC volts
70.36 AC volts
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
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
Optocoupler
Maximum optocoupler collector-emitter voltage
AC undervoltage lockout voltage; On-Off transition
AC undervoltage lockout voltage; Off-On transition
Resistor RUVA value
Resistor RUVB value
Resistor RUVC value
Actual AC undervoltage lockout voltage; On-Off
transition
Actual AC undervoltage lockout voltage; Off-On
transition
6.80 Volts
380 Volts
2.20 MOhm
2.20 MOhm
37.90 kOhm
137.30 kOhm
85.80 pF
0.694
0.79
0.70
0.80
0.45
0.54
0.65
0.67
0.23
0.24
0.35
0.36
Zener voltage used within DLIM circuit
Approximate frequency reduction voltage
(determines CVS value)
Resistor RA value
Resistor RB value
Resistor RC value
Resistor RD value
Capacitor CVS value
Dropout Duty-Cycle Parameters
Operating Duty cycle at DC Bus dropout voltage
Transformer Reset Minimum duty cycle at DC Bus
dropout voltage
Device Min Duty cycle limit at DC Bus dropout
voltage
!!! >DMAXRESET from VMIN to VDROPOUT.
NOT hazardous
Duty cycle at minimum DC Bus voltage
Duty cycle minimum limit at minimum DC Bus
voltage
Duty cycle maximum limit at minimum DC Bus
voltage
Minimum duty cycle to reset transformer at low line
High Line Duty-Cycle Parameters
Duty cycle at minimum DC Bus voltage
Duty cycle minimum limit at maximum DC Bus
voltage
Duty cycle maximum limit at maximum DC Bus
voltage
Minimum duty cycle to reset transformer at high
line
Power Integrations
Tel: [phone] Fax: [phone]
www.powerint.com
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