NCL30051LEDGEVB ON Semiconductor, NCL30051LEDGEVB Datasheet - Page 10

• Manufacturer Part Number: NCL30051LEDGEVB
• Description: Power Management IC Development Tools 90-265VAC 60W ISO CC EVB
• Manufacturer: ON Semiconductor
• Type: Power Factor Correctionr

Specifications of NCL30051LEDGEVB

• Rohs: yes
• Product: Evaluation Boards
• Tool Is For Evaluation Of: NCL30051
• Input Voltage: 90 VAC to 265 VAC
• Output Voltage: 35 V to 50 V
• Output Current: 1.5 A

Part Description: PFC Choke − 60 W, 100 kHz (CRM); Rev. 4 (6/8/10)
Schematic ID: L2
Core Type: PQ20/20, Ferroxcube 3C95 or equivalent material
Core Gap: Gap for 675 uH +/−25 uH across pins 1 to 3.
Inductance: 650 − 700 uH nominal
Hipot: 1000 volts from main winding to Vcc winding..
Bobbin Type: PQ20/20 14 pin PC mount bobbin
Windings (in order):
Main winding (1 − 3)
Vcc winding (4 − 6)
Vacuum varnish assembly.
Main − 75T
of 3 x #30
Vcc − 8T
of #30
Winding # / type
Schematic
1
3
4
6
Figure 5. PFC Choke Design Details (L2)
http://onsemi.com
75 turns of 3 strands of #30 trifilar wound. Wire
can be twisted if desired. Self−leads to pins.
Insulate with 2 or 3 layers of Mylar tape to next
winding. (Other option: 2 strands #28 bifilar)
8 turns of #30 magnet wire spiral wound over
one layer. Self−leads to pins. Final insulate with
Mylar tape.
10
Turns / Material / Gauge / Insulation Data
14
11
10
Lead Breakout / Pinout
7
Bottom View
1
2
3
4
5
6