參數(shù)資料
型號: ADP3408ARU-25
廠商: Analog Devices, Inc.
英文描述: GSM Power Management System
中文描述: 手機(jī)電源管理系統(tǒng)
文件頁數(shù): 8/16頁
文件大小: 206K
代理商: ADP3408ARU-25
REV. 0
ADP3408
–8–
LOAD
20mA
VSIM
5mV/DIV
3mA
TIME
200 s/DIV
TPC 10. VSIM
Load Step
TIME
200 s/DIV
LOAD
130mA
VAN
10mV/DIV
10mA
TPC 13. VAN Load Step
TIME
20 s/DIV
PWRONIN (2V/DIV)
VAN (100mV/DIV)
VSIM (100mV/DIV)
VCORE (100mV/DIV)
TPC 16. Turn On Transient by
PWRONIN, Maximum Load (Part 1)
TIME
200 s/DIV
LOAD
60mA
VMEM
10mV/DIV
5mA
TPC 11. VMEM Load Step
TIME
400 s/DIV
PWRONIN (2V/DIV)
VAN (100mV/DIV)
VSIM (100mV/DIV)
VCORE (100mV/DIV)
TPC 14. Turn On Transient by
PWRONIN, Minimum Load (Part 1)
TIME
20 s/DIV
PWRONIN (2V/DIV)
REFOUT
(100mV/DIV)
VMEM (100mV/DIV)
VTCXO (100mV/DIV)
TPC 17. Turn On Transient by
PWRONIN, Maximum Load (Part 2)
TIME
200 s/DIV
LOAD
100mA
VCORE
10mV/DIV
10mA
TPC 12. VCORE Load Step
TIME
100 s/DIV
PWRONIN (2V/DIV)
REFOUT
(100mV/DIV)
VMEM (100mV/DIV)
VTCXO (100mV/DIV)
TPC 15. Turn On Transient by
PWRONIN, Minimum Load (Part 2)
FREQUENCY
Hz
80
70
0
60
50
10
40
30
20
4
100k
10
100
1k
10k
R
VTCXO
VAN
VCORE
REFOUT
MLCC OUTPUT CAPS
VBAT = 3.2V, FULL LOADS
TPC 18. Ripple Rejection vs. Frequency
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