參數(shù)資料
型號: ADP3502
廠商: Analog Devices, Inc.
元件分類: 基準電壓源/電流源
英文描述: CDMA Power Management System
中文描述: CDMA的電源管理系統(tǒng)
文件頁數(shù): 14/36頁
文件大?。?/td> 714K
代理商: ADP3502
REV. 0
–14–
ADP3502
OUTPUT CURRENT – mA
200
0
180
L
20
30
60
90
120
150
40
60
80
100
120
140
160
180
0
TPC 10. LDO4 Dropout Voltage
CHARGING CURRENT – mA
4.24
900
C
4.10
4.12
4.14
4.16
4.18
4.20
4.22
0
100 200 300 400 500 600 700 800
V
ADAPTER
= 5.5V
R
SENSE
= 0.2
TPC 13. Charger Load Regulation
VBAT = 4V
C
OUT
= 2.2 F
2.9V
2.885V
180mA
20mA
LOAD TRANSIENT RESPONSE
TIME BASE: 100 s/DIV
TPC 16. LDO4 Load Transient
OUTPUT CURRENT – mA
200
0
150
L
0
25
50
75
100
125
20
40
60
80
100
120
140
160
180
TPC 11. LDO6 Dropout Voltage
ADAPTER VOLTAGE – V
C
4.206
5
CODE 01
R
SENSE
= 0.2
6
6
7
7
8
8
9
9
1
1
1
1
1
4.211
4.210
4.209
4.208
4.207
TPC 14. Charger Line Regulation
I
LOAD
= 150mA
C
OUT
= 2.2 F
2.86V
2.85V
5V
4V
LINE TRANSIENT RESPONSE
TIME BASE: 100 s/DIV
2.84V
TPC 17. LDO6 Line Transient
OUTPUT CURRENT – mA
200
0
150
L
0
25
50
75
100
125
20
40
60
80
100
120
140
160
180
TPC 12. LDO8 Dropout Voltage
I
LOAD
= 180mA
C
OUT
= 2.2 F
2.91V
2.9V
2.89V
5V
4V
LINE TRANSIENT RESPONSE
TIME BASE: 100 s/DIV
TPC 15. LDO4 Line Transient
VBAT = 4V
C
OUT
= 2.2 F
2.85V
2.836V
150mA
20mA
LOAD TRANSIENT RESPONSE
TIME BASE: 100 s/DIV
TPC 18. LDO6 Load Transient
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