EPR-89 Datasheet, PDF (14/32 Pages) Power Integrations, Inc. – Engineering Prototype Report for 2.0 W CV Adapter using LNK362P

EP-89 6.2 V, 322 mA Adapter
08-Nov-2005
ENTER TRANSFORMER
CORE/CONSTRUCTION VARIABLES
Core Type
Core
EE16
Bobbin
EE16_BOBBIN
AE
LE
AL
BW
M
L
NS
NB
VB
PIVB
DC INPUT VOLTAGE
PARAMETERS
VMIN
VMAX
CURRENT WAVEFORM
SHAPE PARAMETERS
DMAX
IAVG
IP
IR
IRMS
TRANSFORMER PRIMARY
DESIGN PARAMETERS
LP
LP_TOLERANCE 12.00
NP
ALG
BM
BAC
ur
LG
BWE
OD
INS
DIA
AWG
CM
CMA
EE16
P/N:
P/N:
0.192 cm^2
3.5 cm
1140 nH/T^2
8.6 mm
0 mm
2
13
N/A
N/A Volts
N/A Volts
Suggested smallest commonly available core
PC40EE16-Z
EE16_BOBBIN
Core Effective Cross Sectional Area
Core Effective Path Length
Ungapped Core Effective Inductance
Bobbin Physical Winding Width
Safety Margin Width (Half the Primary to Secondary
Creepage Distance)
L > 2 or L < 1 not recommended for Clampless designs
with no Bias windings. Enter L = 2
Number of Secondary Turns
Bias winding not used
Bias winding not used
N/A - Bias Winding not in use
87 Volts
375 Volts
Minimum DC Input Voltage
Maximum DC Input Voltage
0.50
0.04 Amps
0.13 Amps
0.12 Amps
0.06 Amps
Maximum Duty Cycle
Average Primary Current
Minimum Peak Primary Current
Primary Ripple Current
Primary RMS Current
2677
12
144
129
1452
553
1654
0.17
17.2
0.12
0.03
0.09
39
13
225
uHenries
%
nH/T^2
Gauss
Gauss
mm
mm
mm
mm
mm
AWG
Cmils
Cmils/Amp
Typical Primary Inductance. +/- 12%
Primary inductance tolerance
Primary Winding Number of Turns
Gapped Core Effective Inductance
Maximum Operating Flux Density, BM<1500 is
recommended
AC Flux Density for Core Loss Curves (0.5 X Peak to
Peak)
Relative Permeability of Ungapped Core
Gap Length (Lg > 0.1 mm)
Effective Bobbin Width
Maximum Primary Wire Diameter including insulation
Estimated Total Insulation Thickness (= 2 * film thickness)
Bare conductor diameter
Primary Wire Gauge (Rounded to next smaller standard
AWG value)
Bare conductor effective area in circular mils
Primary Winding Current Capacity (150 < CMA < 500)
Power Integrations
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