EPR-18 Datasheet, PDF (15/28 Pages) Power Integrations, Inc. – Engineering Prototype Report for EP-18 10 W, Multiple Output, Isolated Power Supply with

05-Dec-2002
10 W, Multiple Output, Isolated Power Supply
8 Transformer Spreadsheets
Power Supply Input
VACMIN
Volts
85
VACMAX
Volts
265
FL
Hertz
50
TC
mSeconds
2.33
Z
0.65
N
%
75.0
Minimum AC Input Voltage
Maximum AC Input Voltage
AC Main Frequency
Bridge Rectifier Conduction Time Estimate
Loss Allocation Factor
Efficiency Estimate
Power Supply Outputs
Vox
Volts
Iox
Amps
VB
Volts
IB
Amps
Out1 Out2 Out3
3.30 5.00 30.00 Output Voltage
1.500 0.900 0.030 Power Supply Output Current
12.00
Bias Voltage
0.000
Bias Current
Device Variables
Device
PO
Watts
VDRAIN
Volts
VDS
FS
KRPKDP
KI
ILIMITEXT
ILIMITMIN
ILIMITMAX
IP
IRMS
DMAX
Volts
Hertz
Amps
Amps
Amps
Amps
Amps
TOP243P
10.35
626
3.6
132000
0.70
1.00
0.70
0.70
0.80
0.42
0.22
0.56
Device Name
Total Output Power
Maximum Drain Voltage Estimate (Includes Effect of
Leakage Inductance)
Device On-State Drain to Source Voltage
Device Switching Frequency
Ripple to Peak Current Ratio
External Current Limit Ratio
Device Current Limit, External Mimimum
Device Current Limit, Minimum
Device Current Limit, Maximum
Peak Primary Current
Primary RMS Current
Maximum Duty Cycle
Power Supply Components
Selection
CIN
µFarads
33.0
VMIN
Volts
90
VMAX
Volts
375
VCLO
Volts
170
PZ
W
1.3
VDB
Volts
0.7
PIVB
Volts
55
Input Filter Capacitor
Minimum DC Input Voltage
Maximum DC Input Voltage
Clamp Zener Voltage
Estimated Primary Zener Clamp Loss
Bias Winding Diode Forward Voltage Drop
Bias Rectifier Maximum Peak Inverse Voltage
Page 15 of 28
Power Integrations, Inc.
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