User Guide

CCS Technical Documentation Troubleshooting - RF

RH-48

Cell PMIC

The following tables show the PMIC troubleshooting information.

PMIC Setup:

Mode

Tx Rx Band

LocalOnOnCELL

PMIC Measurements:

Pin Label Test Point Units

Depends

Comments

1 EP Pin 1 1.8 UPP IC enable = GenIO 10

2 M0 Pin 2 1.8 UPP Control 0 = GenIO 12

3 M1 Pin 3 1.8 UPP Control 1 = GenIO 13

4NCNCNCNCNC

5 FB Pin 5 0.75 - 4 M0, M1 See PA worksheet. Output to fly-

back inductor.

6 FB Pin 6 0.75 - 4 M0, M1 Shares PWB pad with pin 5

7 BYPVout bottom-

C808

0.75 - 4 M0, M1 PMIC bypass output used at

Pout > 12 dBm

8 VDD right-L810 VBATT VBATT Digital DC supply, shared with

pin 12, 14, 15

9 VSS GND GND GND Digital GND, shared gnd with

pin 13

10 NC NC NC NC NC

11 Vbgap NC NC NC Bandgap voltage output

12 VDD right-L810 VBATT VBATT Digital DC supply

13 Vss GND GND GND Digital GND, shared gnd with

pin 9

14 Vsw right-L810 VBATT VBATT Switcher supply

15 Vsw right-L810 VBATT VBATT Switcher supply

16 Gsw GND GND GND Switcher GND, does not share

with pin 9 and pin 13

Good phone PMIC Resistances

Pin Resistance

160k

275k

380k