Components - N2205, N2402, N3100 - Sony Ericsson C702 Troubleshooting Manual

N2205 DC/DC Converter RYT 1137838/1
N2402 IC ESD Prot UDFN 6 2x2 mm 1200-6309
PIN CONNECTIONS
1
EN
GND 2
IN 3
APPENDIX
6 FLAG
5 OUT
4 OUT

Components - N2205, N2402, N3100

N3100 Audio PA RYT1017841/2
PIN CONNECTIONS
9−Pin Flip−Chip CSP
A1
INM
B1
VM_P
C1
BYPASS
(Top View)
PIN DESCRIPTION
Pin Type Symbol
A1 I INM Negative input of the first amplifier, receives the audio input signal. Connected to the
feedback resistor R
A2 O OUTA Negative output of the NCP2892. Connected to the load and to the feedback resistor Rf.
A3 I INP Positive input of the first amplifier, receives the common mode voltage.
B1 I VM_P Power Analog Ground.
B2 I VM Core Analog Ground.
B3 I V Positive analog supply of the cell. Range: 2.2 V−5.5 V.
p
C1 I BYPASS Bypass capacitor pin which provides the common mode voltage (Vp/2).
C2 O OUTB Positive output of the NCP2892. Connected to the load.
C3 I SHUTDOWN The device enters in shutdown mode when a low level is applied on this pin.
SEMC Troubleshooting Manual
A2 A3
OUTA INP
B2 B3
VM V
p
C2 C3
OUTB SHUTDOWN
Description
and to the input resistor R .
f in
1221-7857 rev. 1
C702
101 (115)