DAK-34 Power Integrations, DAK-34 Datasheet - Page 14

• Manufacturer Part Number: DAK-34
• Description: KIT DESIGN ACCELERATOR AC/DC PS
• Manufacturer: Power Integrations
• Series: TOPSwitch®-GXr

Specifications of DAK-34

• Main Purpose: AC/DC, Primary Side
• Outputs And Type: 1, Isolated
• Power - Output: 30W
• Voltage - Output: 12V
• Current - Output: 2.5A
• Voltage - Input: 85 ~ 265VAC
• Regulator Topology: Flyback
• Frequency - Switching: 132kHz
• Board Type: Bare (Unpopulated) and Fully Populated
• Utilized Ic / Part: TOP245
• Lead Free Status / RoHS Status: Not applicable / Not applicable
• Other names: 596-1004

Transformer Construction
Parameters
Core/Bobbin
Core Manuf.
Bobbin Manuf
LP
NP
NB
AWG
CMA
VOR
BW
M
L
AE
ALG
BM
BP
BAC
LG
LL
LSEC
Secondary
Parameters
NSx
Rounded Down NSx
Rounded Down
Vox
Rounded Up NSx
Rounded Up
Vox
AWGSx Range AWG
Power Integrations
Tel: [phone] Fax: [phone]
www.powerint.com
uHenries
AWG
Cmils/A
Volts
mm
mm
cm^2
nH/T^2
Gauss
Gauss
Gauss
mm
uHenries
nHenries
Volts
Volts
E25/13/7 (EF25)
Margi
Generic
Generic
120.00
15.30
2693
3688
7.54
0.53
0.23
12.4
827
322
249
539
1.0
2.0
58
27
20
6.00
17 -
21
4.56 Secondary Number of Turns
7.83 Auxiliary Output Voltage for Rounded to Integer
9.92 Auxiliary Output Voltage for Rounded to Next
40 -
44
4 Rounded to Integer Secondary Number of Turns
5 Rounded to Next Integer Secondary Number of
Core and Bobbin Type
Core Manufacturing
Bobbin Manufacturing
Primary Inductance
Primary Winding Number of Turns
Bias Winding Number of Turns
Primary Wire Gauge (Rounded to next smaller
standard AWG value)
Primary Winding Current Capacity
Reflected Output Voltage
Bobbin Physical Winding Width
Safety Margin Width
Number of Primary Layers
Core Effective Cross Section Area
Gapped Core Effective Inductance
Maximum Operating Flux Density
Peak Flux Density
AC Flux Density for Core Curves
Gap Length
Estimated Transformer Primary Leakage
Inductance
Estimated Secondary Trace Inductance
NSx
Turns
Integer NSx
Secondary Wire Gauge Range
Comment: Primary wire gauge is less than
recommended minimum (26 AWG) and may
overheat
Tip: Consider a parallel winding technique (bifilar,
trifilar), increase size of transformer (larger BW) or
reduce margin (M).
Comment: Wire
Page 14 of 28