Datasheet

LMP8646EB User’s Guide
November 2011 Page 12 of 20 SNOU010
5. Schematic
J10 Rg_SOCKET
1 2
J9 Cg_SOCKET
1 2
VOUT_LMP
GND
COUT1 100 nF
12
R_Cap1 10k
GNDFB
GND
CIN2
10 uF
12
GND J1 GND
1
J2 VP
1
LVP1 100 uH
VCC
R1 0
VCC
CVP2
10 uF
12
J3 VSENSEP
1
RFIL1 0
VOUT_LMP
VCC
RSENSE1
0.055 Ohm
VP_EXT
GND
J6 SUPER_CAP
1
CVP1
0.1 uF
12
RG1 50k
GND
GND
J4 VSENSEN
1
J7 CAP_N
1
GND
R_Cap2 10k
GND
GND
CVCC1 1uF
12
VCC
CG1
1 nF
12
ROUT 100
CBST1 33 nF
1 2
CSS1 10nF
12
GND
CSUP_CAP
10F
12
J8 GND
1
GND
L_OUT 10 uH
COUT3 NS
12
GND
GND GND
COUT2 47 uF
12
GND TP11 GND
1
1
GND TP12 GND
1
1
TP4 GND
1
1
GND
TP6 GND
1
1
GND
GND TP9 GND
1
1
VOUT_LM3102
CFIL1
NS
12
GND
RON1 51.5k
GNDGND
GND
CIN4 NS
12
GND TP2 GND
1
1
TP8
1
1
CIN3
0.1 uF
12
GND TP13 GND
1
1
U2 LMP8646
OUT
1
V+
6
VINP
3
VINN
4
RG
5
V-
2
TP14 GND
1
1
GND
J5 VIN
1
GND TP10 GND
1
1
CSUP_CAP1
10F
12
TP1_LM3102_IN
1
1
TP7_VOUT_LM3102
1
1
GND
TP3
1
1
JP2 EN
1
2
GND
RFB1 10k
TP5
1
1
U1 LM3102
NC1
1
SW1
2
SW2
3
VIN1
4
VIN2
5
BST
6
AGND
7
SS
8
NC2
9
NC3
10
NC6
20
NC5
19
PGND2
18
PGND1
17
VCC
16
RON
15
EN
14
FB
13
NC4
12
GND
11
DAP
21
CFB1 10 nF
12
GND
GND
GND
CIN1
10 uF
12
GND
RFB2 2k
JP1 VP_SELECT
1
2
Figure 7 – Schematic