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5-15
Schematic Diagrams
5-15 Power Management
(1206)
(1206)
(0805)
(0805)
(1608)
(1608)
R255 100K
IN
OUT
U253
11
BAT
10
3
BOOST
1
GND1
4
GND2
6
GND3
8
GND4
GND5
16
GND6
CHG_ON
ON_OFF
uP_ON_OFF
DCVOLT
+VBATT
A
MAX4.2_BOOT
POWER_ON
POWER_ON_D
DCVOLT
TEMPERATURE
BAT_VOLT
DCIN
10K
R253
R261
18K_1%
D
DAN222
D252
R259 100K_1%
300_1%
R265
GND7
9
5
OVP
DTC144EEA
Q256
GND
NTH5G40B473
TH1
PROG
13
7
SENSE
2
SW
VCC1
14
VCC2
15
Vc
12
+3VBB
DTC144EEA
Q255
STARTUP_VOLTS
R256 10K
A
GND
IN
OUT
U252
1
2
3
4
6
R252 100K
100nF
C252
UMC5N
D
UPS5817
C254
D255
D
3.3uF,16V
R266 7.5K_1%
R254 100K
A
AVCC
BLM11P600S
R264 100K
C261
BLM11P600S
F201
FDG6301N
Q957-2
F200
A
10nF
C262
100nF
56K
R257
D
G
S
100K
R263
C259
C256 10uF,6.3V
100nF
100nF
C258 100nF
C260
D251 UMN1
3.3uF,16V
C253
D253
10uF,6.3V
C255
2
Q257
DTC144EEA
GND
IN
OUT
UPS5817
L251
R251 100K
12K_1%
R262
10uH
270K_1%
R260
1UF
C257
82K_1%
R258