background image

 

UG148 

Rev. 1, 17-June-2022

 

 
Innovative Power

TM

 

ActiveSwitcher

TM

 is a trademark of Qorvo. 

 

Bill of Materials 

Table 2 - BOM 

Item

 

Designator

 

Quantity

 

Description

 

Package

 

Manu-

facturer

 

PartNumber

 

1

 

C2, C3, C4, C10, 
C11, C14, C15, 
C16, C18, C19

 

12

 

Capacitor, Ceramic, 22uF/6.3V

 

’0603

 

Murata

 

GRM188C80J226ME15D

 

2

 

C12,C20

 

0

 

Capacitor, Ceramic, 22uF/6.3V

 

’0603

 

Murata

 

GRM188C80J226ME15D

 

3

 

C1,C5, C13, C17

 

4

 

Capacitor, Ceramic, 10uF/6.3V

 

’0402

 

Standard

 

Standard

 

4

 

C6, C7, C8, C9

 

4

 

Capacitor, Ceramic, 2.2uF/6.3V

 

’0402

 

Standard

 

Standard

 

5

 

J1, J3, J6, J9, J12

 

5

 

CON,  Screw Terminal, 3.50, 2P

 

con,tbk,350-

2p,kf350

 

Wurth

 

691214110002S

 

6

 

J7, J10, J11, J13, 
J19, J20

 

6

 

CON, Header,  2.54, Male, 2P, TH

 

con,hdr,254-2p

 

Wurth

 

61300211121

 

7

 

J2, J4, J14, J15, 
J16, J17, J18

 

7

 

CON, Header,  2.54, Male, 3P, TH

 

con,hdr,254-3p

 

Wurth

 

61300311121

 

8

 

J8

 

1

 

CON, Header,  2.54, Male, 4P, TH

 

con,hdr,254-4p

 

Wurth

 

61300411121

 

9

 

J5

 

1

 

CON, Header,  1.27, Male, 6P, TH

 

con,hdr,1.27-

6P

 

Digekey

 

GRPB061VWVN-RC

 

10

 

D1

 

1

 

Diode, Led, Blue

 

WL-

SMCW_0603 

 

std

 

Standard

 

11

 

L1, L3

 

2

 

Inductor, 0.47uH

 

L4020_MAPI_R 

- cover-pk-

L2520

 

Wurth

 

744383560047HT

 

12

 

L2, L4

 

2

 

Inductor, 0.47uH

 

L25xx_MAPI_R 

- cover L2010

 

Wurth

 

744383240047

 

13

 

R3, R4, R5, R6, 
R7, R8, R9, R10

 

8

 

Resistor, SMD,100k

 

R0603_M

 

Standard

 

Standard

 

14

 

R11

 

1

 

Resistor, SMD,10k

 

R0603_M

 

Standard

 

Standard

 

15

 

R1

 

1

 

Resistor, SMD,1k

 

R0603_M

 

Standard

 

Standard

 

16

 

nPB1

 

1

 

Switch, TSW, TE-1437565-0

 

SW,TSW,TE-

1437565-0 

 

std

 

Standard

 

17

 

TP3, TP5, TP6, 
TP8, TP10

 

5

 

TEST POINT PC MINI .040"D BLK

 

tpt,keystone-

5001

 

KeyStone

 

5001

 

18

 

TP1, TP2, TP4, 
TP7, TP9

 

5

 

TEST POINT PC MINI .040"D RED

 

tpt,keystone-

5000

 

KeyStone

 

5000

 

19

 

U1 

IC, ACT88420-101T 

WLCSP36(6x6) 

Qorvo 

ACT88420-101T 

 

 

 

Summary of Contents for Active ACT88420EVK1-101

Page 1: ...ng the IC and any other necessary components Features The EVK can be used as a standalone board if desired However to access the internal registers and to take full advantage of the IC s capability th...

Page 2: ...p Required Equipment ACT88420 EVK USB TO I2C Dongle Power supply 3 3V 5A for full power operation Oscilloscope 100MHz 2 channels Loads Electronic or resistive 3A minimum current capability Digital Mul...

Page 3: ...d Buck4 LDO mode set to VSET0 1 8V e LDO1 PLSW mode 4 No jumper is needed for GPIO6 GPIO6 has a pullup resistor to VIO which sets LDO2 in LDO mode to1 8V 5 Connect a jumper between J20 1 and J20 2 to...

Page 4: ...ction EVK Design Parameters The ACT88420EVK1 101 is designed for a 3 3V input voltage Table1 shows the Regulators output voltage and the current supply capability Table 1 EVK Design Parameters Paramet...

Page 5: ...17 June 2022 Innovative PowerTM ActiveSwitcherTM is a trademark of Qorvo 5 EVK Operation Turn on Apply the 3 3V input voltage All outputs automatically turn on with the programmed startup sequence Te...

Page 6: ...UG148 Rev 1 17 June 2022 Innovative PowerTM ActiveSwitcherTM is a trademark of Qorvo 6...

Page 7: ...UG148 Rev 1 17 June 2022 Innovative PowerTM ActiveSwitcherTM is a trademark of Qorvo 7...

Page 8: ...UG148 Rev 1 17 June 2022 Innovative PowerTM ActiveSwitcherTM is a trademark of Qorvo 8 Schematic Figure 5 ACT88420EVK1 101 Schematic...

Page 9: ...5 J16 J17 J18 7 CON Header 2 54 Male 3P TH con hdr 254 3p Wurth 61300311121 8 J8 1 CON Header 2 54 Male 4P TH con hdr 254 4p Wurth 61300411121 9 J5 1 CON Header 1 27 Male 6P TH con hdr 1 27 6P Digekey...

Page 10: ...UG148 Rev 1 17 June 2022 Innovative PowerTM ActiveSwitcherTM is a trademark of Qorvo 10 Layout Figure 6 Layout Top Assembly...

Page 11: ...UG148 Rev 1 17 June 2022 Innovative PowerTM ActiveSwitcherTM is a trademark of Qorvo 11 Figure 7 Layout Layer 2...

Page 12: ...UG148 Rev 1 17 June 2022 Innovative PowerTM ActiveSwitcherTM is a trademark of Qorvo 12 Figure 8 Layout Layer 3...

Page 13: ...UG148 Rev 1 17 June 2022 Innovative PowerTM ActiveSwitcherTM is a trademark of Qorvo 13 Figure 9 Layout Bottom Layer...

Page 14: ...ge all the information is user configurable via the drop down boxes Regulator Mode allows the user to view and change the IC s advanced internal registers of each regulator Configuration Mode Click th...

Page 15: ...UG148 Rev 1 17 June 2022 Innovative PowerTM ActiveSwitcherTM is a trademark of Qorvo 15 Figure 11 GUI Configuration Mode...

Page 16: ...mmable options In the left side of the screen click on the Tiles Selector to choose which regulator or LDO s to show There are two tabs for each tile Setting and Register The Settings tab is easy to r...

Page 17: ...UG148 Rev 1 17 June 2022 Innovative PowerTM ActiveSwitcherTM is a trademark of Qorvo 17 Figure 13 GUI Register Tab of Regulator Mode...

Page 18: ...d This also updates the SYSTEM STATUS box to ensure that one of the changes did not generate a fault condition Figure 14 Read Button Write Clicking on this button writes the GUI settings to the ACT884...

Page 19: ...Dongle Connection Status The GUI also contains a dongle is connected status which indicates that Active Semi s USB TO I2C dongle is connected to the USB port of the driver installed The figure below...

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