RDK-249 Power Integrations, RDK-249 Datasheet - Page 26

• Manufacturer Part Number: RDK-249
• Description: KIT REF DESIGN PFS762HG
• Manufacturer: Power Integrations
• Series: HiperTFS®r

Specifications of RDK-249

• Main Purpose: Reference Design, PC Power Supply
• Embedded: No
• Utilized Ic / Part: TFS762HG
• Primary Attributes: 12V 25A, 5V 2.9A Outputs, 300 ~ 385 VDC Input
• Output Voltage: 5 V
• Input / Supply Voltage (max): 385 VDC
• Input / Supply Voltage (min): 300 VDC
• Duty Cycle (max): 50 %
• Mounting Style: Through Hole
• Output Current: 2.9 A
• Output Power: 14.5 W
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Secondary Attributes: -
• Other names: 596-1398

LP_TOLERANCE
NP_SB
ALG
BM
BAC
ur
LG
BWE
OD
INS
DIA
AWG
CM
CMA
TRANSFORMER SECONDARY DESIGN PARAMETERS
Lumped parameters
ISP
ISRMS
IRIPPLE
CMS
AWGS
VOLTAGE STRESS PARAMETERS
VDRAIN
PIVS
Power Integrations, Inc.
Tel: [phone] Fax: [phone]
www.powerint.com
Info
2952
1050
2053
1131
0.11
20.4
0.42
0.06
0.35
9.89
5.65
5.29
349
161
506
584
10
49
28
19
28
Cmils/Amp
nH/T^2
Gauss
Gauss
Cmils
Cmils
AWG
AWG
mm
mm
mm
mm
mm
%
A
A
A
V
V
Primary Winding Number of Turns
Maximum Operating Flux Density, BM<3000
is recommended
AC Flux Density for Core Loss Curves (0.5 X
Peak to Peak)
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
CAN DECREASE CMA < 500 (decrease
L(primary layers),increase NS,use smaller
Core)
Peak Secondary Current
Secondary RMS Current
Output Capacitor RMS Ripple Current
Secondary Bare Conductor minimum circular
mils
Secondary Wire Gauge (Rounded up to next
larger standard AWG value)
Maximum Drain Voltage Estimate (Assumes
20% zener clamp tolerance and an additional
10% temperature tolerance)
Output Rectifier Maximum Peak Inverse
Voltage
Primary inductance tolerance
Gapped Core Effective Inductance
Relative Permeability of Ungapped Core
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