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ADP3500AST 数据表(PDF) 13 Page - List of Unclassifed Manufacturers

部件名 ADP3500AST
功能描述  CDMA Power Management System
PDF  29 Pages
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制造商  ETC [List of Unclassifed Manufacturers]
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标志 ETC - List of Unclassifed Manufacturers

ADP3500AST 数据表(HTML) 13 Page - List of Unclassifed Manufacturers

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ADP3500
REV.PrP 2/6/02
- 13 -
Table 2. LDO operation overview
Regulator
Names
Current
Rating (mA)
Voltage (Typ)
Or Range
Program steps
Step size
(mV)
Default
Cout
LDO1a
Baseband VDD
150
2.90V
N/A
N/A
-
2.2
µF
LDO1b
Baseband VDD sub
1
2.87V
N/A
N/A
-
2.2
µF
LDO2a
Baseband AVDD
50
2.36V~2.66V
16
20
2.52V
1
µF
LDO2b
Baseband AVDD sub
0.3
2.33V~2.63V
16
20
2.49V
1
µF
LDO3a
RTC/Coin Cell
50
3.0V
N/A
N/A
-
1
µF
LDO3b
RTC/Coin Cell sub
1
2.97V
N/A
N/A
-
1
µF
LDO4
Audio
180
2.9V
N/A
N/A
-
2.2
µF
LDO5
Vibrator
150
2.9V
N/A
N/A
-
2.2
µF
LDO6a
Baseband Core
50
2.6V
N/A
N/A
-
1
µF
LDO6b
Baseband Core sub
0.3
2.57V
N/A
N/A
-
1
µF
LDO7
RF Rx1
100
2.9V
N/A
N/A
-
2.2
µF
LDO8
RF Tx
150
2.9V
N/A
N/A
-
2.2
µF
LDO9
RF Rx2
50
2.9V
N/A
N/A
-
1
µF
LDO10
RF Option
50
2.9V
N/A
N/A
-
1
µF
LDO11
Option
100
1.5V
N/A
N/A
-
2.2
µF
1.2 BATTERY CHARGER
1.2.1. Block Diagram
LOGIC Block
ISENSE
ADAPTER
BASE
gm
EN
BVS
BATID
Charger_
Detect
BATID
gm
REF
Pre-charge
5m A
CHV
0/1
BVS
MVEN
MV4:0
RSENSE
AC Adapter
Cvbat
CHI
CHEN
EN
DDLO
LDO_
EN
+
V(ISENSE)
-
EN
EN
MVBAT
MVBAT
VBAT
100K
Ω
Battery
CADAPTER
Figure 5. Battery charger block diagram
PRELIMINARY TECHNICAL DATA



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