EUROCOM A110SU Service Manual page 79

SCALAR-1
5
SCALE-1
PC44 PC44 0.1u_50V_Y5V_06 0.1u_50V_Y5V_06
SCALAR_3V3
PC43 PC43 10u_6.3V_X5R_06_E 10u_6.3V_X5R_06_E
D
2A
PU3 PU3
3 4
VIN VCNTL
PR48 PR48 10K_04 10K_04 SCA_POK 1 6
SCALAR_3V3
POK VOUT
5
NC
PR46 PR46 10K_04 10K_04 SCA_EN
SCALAR_5V 2
EN
8 7 SCA_VFB
GND VFB
9
GND
PC42 PC42
1u_25V_Y5V_08 1u_25V_Y5V_08 UP0104 UP0104
Rb
12/12
Vout = 0.8V ( 1 + Ra / Rb )
SCALAR_3V3
C L16 L16 ADC33
HCB1608KF-121T25 HCB1608KF-121T25
. .
C213 C213 C220 C220
10u_6.3V_X5R_06_E 10u_6.3V_X5R_06_E 0.1u_16V_Y5V_04 0.1u_16V_Y5V_04
SCALAR_3V3
L30 L30 VDDP
HCB1608KF-121T25 HCB1608KF-121T25
. .
C392 C392 C382 C382
10u_6.3V_X5R_06_E 10u_6.3V_X5R_06_E 0.1u_16V_Y5V_04 0.1u_16V_Y5V_04
SC_1.8V
L36 L36 VDDC
B
HCB1608KF-121T25 HCB1608KF-121T25
. .
C453 C453 C381 C381
4.7u_25V_X5R_08 4.7u_25V_X5R_08 0.1u_16V_Y5V_04 0.1u_16V_Y5V_04
SCALAR_3V3
L31 L31 AVDD_EAR
HCB1608KF-121T25 HCB1608KF-121T25
. .
C397 C397 C402 C402
10u_6.3V_X5R_06_E 10u_6.3V_X5R_06_E 0.1u_16V_Y5V_04 0.1u_16V_Y5V_04
SCALAR_3V3
L33 L33 AVDD_AU
HCB1608KF-121T25 HCB1608KF-121T25
. .
C421 C421 C417 C417
10u_6.3V_X5R_06_E 10u_6.3V_X5R_06_E 0.1u_16V_Y5V_04 0.1u_16V_Y5V_04
A
5
4 3
SCALAR_5V
1.8V
PC52 PC52
1u_25V_Y5V_08 1u_25V_Y5V_08
SHORT
1.8 SC_1.8V
3A
PJ9 PJ9
1 2
PR47 PR47
12.7K_1%_1/16W_04 12.7K_1%_1/16W_04 *OPEN_3A *OPEN_3A
Ra
PC45 PC45
82p_50V_NPO_04 82p_50V_NPO_04
PR45 PR45
10K_1%_04 10K_1%_04
C212 C212 C215 C215 C202 C202
0.1u_16V_Y5V_04 0.1u_16V_Y5V_04 0.1u_16V_Y5V_04 0.1u_16V_Y5V_04 0.1u_16V_Y5V_04 0.1u_16V_Y5V_04
C398 C398 C431 C431 C384 C384 C413 C413
0.1u_16V_Y5V_04 0.1u_16V_Y5V_04 0.1u_16V_Y5V_04 0.1u_16V_Y5V_04 0.1u_16V_Y5V_04 0.1u_16V_Y5V_04 0.1u_16V_Y5V_04 0.1u_16V_Y5V_04
C396 C396 C445 C445 C428 C428 C430 C430
0.1u_16V_Y5V_04 0.1u_16V_Y5V_04 0.1u_16V_Y5V_04 0.1u_16V_Y5V_04 0.1u_16V_Y5V_04 0.1u_16V_Y5V_04 0.1u_16V_Y5V_04 0.1u_16V_Y5V_04
SC_1.8V ADC1.8
L37 L37
HCB1608KF-121T25 HCB1608KF-121T25
. .
C457 C457
C455 C455 0.1u_16V_Y5V_04 0.1u_16V_Y5V_04
10u_6.3V_X5R_06_E 10u_6.3V_X5R_06_E
11,12,13,15,16,17,18,19,20,21,25,27,29,33,34,35,37,38,39,41,42
4 3
2
SCALAR_3V3
R143 R143
10K_04 10K_04
21,25,31 UP#
VDD3
SCALAR_3V3
R170 R170
10K_04 10K_04
21,25,31 MENU#
VDD3
SCALAR_3V3 VDD3
R134 R134 R142 R142
10K_04 10K_04 *10K_04 *10K_04
21,25,31 DISPLAY#_MODE
VDD3
SCALAR_3V3
R169 R169
10K_04 10K_04
21,25,31 DOWN#
VDD3
21,27,34,38 SCALAR_5V
! ! ! !!DMFWP!DP/ ! ! ! !!DMFWP!DP/ ! ! ! !!DMFWP!DP/
21,27,38 SCALAR_3V3
14,20,23,27,34,35,36,37,38,39,41 VDD5
VDD3
Title Title Title
21 ADC33 [22]SCALAR-1 [22]SCALAR-1 [22]SCALAR-1
21 AVDD_EAR
21 VDDC
Size Size Size Document Number Document Number Document Number
6-71-A11S0-D02 6-71-A11S0-D02 6-71-A11S0-D02
21 AVDD_AU
Custom Custom Custom
21 ADC1.8
21 VDDP
Date: Date: Date: Monday, August 19, 2013 Monday, August 19, 2013 Monday, August 19, 2013
2
Schematic Diagrams
1
D
Sheet 22 of 46
SCALAR-1
C
B
A
Rev Rev Rev
1.0 1.0 1.0
Sheet Sheet Sheet 22 22 22 of of of 46 46 46
1
SCALAR-1 B - 23