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EVBUM2822/D

www.onsemi.com

20

BILL OF MATERIALS

Table 4. BILL OF MATERIALS – MOTHERBOARD

  

Item

Qty

REF DES

Value

Description

Manufacturer

MPN

PCB

Footprint

Substitution

Allowed

1

1

C7

1 nF

CAP CER 1000 pF 50 V

C0G/NP0 0603

Kemet

C0603X102J5GAC7867

603

Yes

2

1

C10

22 pF

CAP CER, NPO 22 pF

50 V

Wurth

885012006053

603

Yes

3

1

C11

0.1

m

F

CAP CER 0.1

m

F 50 V

10% X7R 0603

Murata

GCM188R71H104KA57D

603

Yes

4

1

C14

10 n

CAP CER 10 nF 50 V

X7R 0603

Yageo

CC0603KRX7R9BB103

603

Yes

5

1

C15

0.1

m

F

CAP CER 0.1

m

F 50 V

10% X7R 0603

Murata

GCM188R71H104KA57D

603

Yes

6

1

C17

0.1

m

F

CAP CER 0.1

m

F 50 V

10% X7R 1206

Kemet

C1206C104K5RACAUTO

1206

Yes

7

1

C19

10

m

F

CAP CER 10

m

F 25 V

10% X7R 1206

Samsung

CL31B106KAHNNNE

1206

Yes

8

1

C25

22

m

F

CAP ALUM 22

m

F 20%

50 V RADIAL

Nichicon

UVK1H220MDD1TD

Radial

Yes

9

1

C29

22 nF

CAP CER 22 nF 50 V

X7R 0603

Kemet

C0603C223K5RACTU

603

Yes

10

1

C30

1

m

F

CAP CER 1

m

F 25 V

10% X7R 0603

Samsung

CL10B105KA8NNNC

603

Yes

11

1

C31

22

m

F

CAP CER 22

m

F 25 V

10% X5R 1206

Samsung

CL31A226KAHNNNE

1206

Yes

12

2

C1

2

820 nF

Cap, X Type, 275 V, AC,

Polypropylene

Kemet

R46KI382040P0

MBox,

Radial

No

13

2

C12

13

1 nF

CAP CER 1 nF 630 V

X7R 1206

Yageo

CC1206KKX7RZBB102

1206

Yes

14

2

C16, C18

100

m

F

CAP ALUM 100

m

F 20%

450 V Rad. 18 x 40 mm

United Chemi

Con

EKXG451ELL101MM40S

Round,

Radial

Yes

15

2

C20

21

0.1

m

F

CAP CER 0.1

m

F 630 V

10% X7R 1210

Kemet

C1210C104KBRAC7800

1210

Yes

16

2

C22

23

2.2 nF

CAP FILM 2200 pF 20%

1.25 kVDC RAD

Kemet

PHE850EA4220MA01R17

Radial,

13 x 4 mm

No

17

1

C24

1 nF

CAP CER 1000 pF 50 V

C0G/NP0 0603

Kemet

C0603X102J5GAC7867

603

Yes

18

1

C26

2.2 nF

CAP CER 2200 pF 50 V

X7R 0603

Kemet

C0603C222M5RACTU

603

Yes

19

2

C27

28

DNP

CAP CER DNP

Placeholder 0603

NA

NA

603

No

20

3

C4, C8

9

220 pF

CAP CER 220 pF

C0G/NPO 0603

Kemet

C0603C221J5GACTU

603

Yes

21

2

C5

6

2.2 nF

Cap, Disc, Y Type,

760 VAC

Kemet

C961U222MWWDBA7317

Box, Axial

No

22

1

D6

ES1J

Diode Ultrafast 600 V

SOD

123

FL

onsemi

ES1JFL

SOD

123_

FL

No

23

2

D1

2

S3M

Diode GEN PURP 1 kV

3 A

onsemi

S3M

SMC

No

24

3

D3

5

BAT54H

Diode Schottky 30 V

200 mA (DC) Surface

Mount SOD

323

onsemi

BAT54HT1G

SOD

323_

rev3

Yes

25

4

D7

10

MMSD4148

DIODE GEN PURP

100 V 200 mA SOD123

onsemi

MMSD4148T1G

SOD

123

Yes

26

1

F1

5 A

Fuse, 8.4 x 4 mm,

5.08 mm spacing

Bel Fuse

RSTA 5 AMMO

Thru

Hole

Yes

27

1

J10

Connector, Header,

100Mil spacing

Amphennol

67997

224HLF

Thru

Hole

Yes

28

1

J11

Jumper, 1 mm dia.

10.16 mm, Gold

Harwin

D3082

05

Thru

Hole

Yes

Summary of Contents for NCP1680

Page 1: ...totem pole PFC built using NCP1680 NCP1680 is intended for Industrial power supplies Telecom 5G Networking power USB PD Gaming consoles UHD TV power supplies and Lighting applications TPFC topology el...

Page 2: ...Silicon Carbide SiC or eGaN are recommended for optimal performance SiC is a good choice for lower frequency applications while eGaN is an excellent choice for both low frequency and high frequency a...

Page 3: ...it disables the controller A VCC voltage greater than 20 V will trip the EVB over voltage protection OVP and latch off the controller J6 AC Input connector is pinned out for a 3 wire AC input connecti...

Page 4: ...note the following test set up is recommended For higher power measurements 10 load always arrange the connection so that the voltmeters at input and output are as close to NCP1680 evaluation board UU...

Page 5: ...EVBUM2822 D www onsemi com 5 PERFORMANCE CHARACTERISTICS DATA AND WAVEFORMS Efficiency Figure 5 Efficiency vs Output Power Power Factor Figure 6 Power Factor vs Output Power...

Page 6: ...EVBUM2822 D www onsemi com 6 Total Harmonic Distortion Figure 7 THD vs Output Power Switching Frequency at the Peak of AC Line vs Output Power Figure 8 Switching Frequency vs Output Power...

Page 7: ...re 10 Load Transient 10 to 100 Load Step 100 to 10 Load Step In the above waveforms NCP1680 s dynamic response enhancer DRE limits the lower bulk voltage to 367 V while the output overvoltage protecti...

Page 8: ...erter For the NCP1680 motherboard additional circuitry shown in Figure 12 has been designed in to allow the user to easily transition the EVB into the Skip Stanbdy mode without the use of a downstream...

Page 9: ...of hysteretic control meaning that the bulk voltage will cycle between its nominal regulation voltage and 94 of nominal regulation The frequency at which the bulk voltage cycles will be dependent on t...

Page 10: ...stable and robust operation of the application Verification of the control loop characteristics is a good practice for any power supply design The NCP1680 motherboard provides a 1 kW injection resist...

Page 11: ...ironment with no external air flow The high efficiency performance of the TPFC is evident in the device temperatures where the fast and slow leg switches measure below 60 C a modest 35 C rise above ro...

Page 12: ...EVBUM2822 D www onsemi com 12 MOTHERBOARD PCB ARTWORK Figure 17 Motherboard PCB Part 1 3...

Page 13: ...EVBUM2822 D www onsemi com 13 MOTHERBOARD PCB ARTWORK Continued Figure 18 Motherboard PCB Part 2 3...

Page 14: ...EVBUM2822 D www onsemi com 14 MOTHERBOARD PCB ARTWORK Continued Figure 19 Motherboard PCB Part 3 3...

Page 15: ...EVBUM2822 D www onsemi com 15 DAUGHTERBOARD PCB ARTWORK Figure 20 Daughterboard PCB Part 1 2...

Page 16: ...EVBUM2822 D www onsemi com 16 DAUGHTERBOARD PCB ARTWORK Continued Figure 21 Daughterboard PCB Part 2 2...

Page 17: ...EVBUM2822 D www onsemi com 17 TRANSFORMER DATA SHEET Figure 22 Transformer Data Sheet...

Page 18: ...EVBUM2822 D www onsemi com 18 SCHEMATIC Motherboard Control Section Figure 23 Motherboard Control Section Motherboard Power Train Figure 24 Motherboard Power Train...

Page 19: ...EVBUM2822 D www onsemi com 19 Daughter Card Figure 25 Daughter Card...

Page 20: ...No 13 2 C12 13 1 nF CAP CER 1 nF 630 V X7R 1206 Yageo CC1206KKX7RZBB102 1206 Yes 14 2 C16 C18 100 mF CAP ALUM 100 mF 20 450 V Rad 18 x 40 mm United Chemi Con EKXG451ELL101MM40S Round Radial Yes 15 2 C...

Page 21: ...1 Q2 Transistor PNP 40 V 200 mA onsemi MMBT3906 SOT 23 Yes 41 2 Q1 Q3 Transistor NPN 40 V 200 mA onsemi MMBT3904LT1G SOT 23 Yes 42 1 R1 10 kW RES 10 kW 1 1 8 W 0603 Stackpole RNCP0603FTD10K0 603 Yes 4...

Page 22: ...805 No 62 1 RT2 DNP Thermistor NTC 10 W 3 7A TDK B57237S0100M000 Thru Hole No 63 1 RT3 Vairistor Disc 470 V 4 5 kA Littlefuse V300LA20AP Thru Hole No 64 1 S1 Switch Mom 32 V 50 mA SMD C K KMR221GLFS S...

Page 23: ...CERAMIC 0 V NPO Murata GRM1555C1H470JA01D 402 Yes 9 1 D1 ES1J DIODE FAST REC 1 A 600 V onsemi ES1J SMA No 10 1 J1 Conn Edge Etch Mate to TE1761426 3 Goldfinger TE Connectivity 1761426 3_MATE PCB No 11...

Page 24: ...support systems or any FDA Class 3 medical devices or medical devices with a similar or equivalent classification in a foreign jurisdiction or any devices intended for implantation in the human body Y...

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