參數(shù)資料
型號(hào): ADP3335ARM-2.5-RL
廠商: ANALOG DEVICES INC
元件分類: 固定正電壓?jiǎn)温份敵鯨DO穩(wěn)壓器
英文描述: 2.5 V FIXED POSITIVE LDO REGULATOR, 0.37 V DROPOUT, PDSO8
封裝: MO-187AA, MSOP-8
文件頁(yè)數(shù): 15/16頁(yè)
文件大?。?/td> 442K
代理商: ADP3335ARM-2.5-RL
ADP3335
Rev. A | Page 8 of 16
00147-0-015
TIME (
s)
I LOAD
(mA)
400
200
0
200
400
2.1
800
600
2.2
VIN = 4V
RL = 4.4
CL = 10F
2.3
V
OUT
(V
)
Figure 17. Load Transient Response
00147-0-016
TIME (
s)
400
200
1
2
3
0
800
600
0
2.2
VIN = 4V
FULL SHORT
800m
SHORT
I LOAD
(A)
V
OUT
(V
)
Figure 18. Short-Circuit Current
00147-0-017
TIME (
s)
V
SD
(V
)
400
200
0
1
2
1
800
600
2
3
V
OUT
(V
)
VIN = 4V
VOUT = 2.2V
RL = 4.4
1
F
10
F
10
F
1
F
Figure 19. Turn On/Turn Off Response
00147-0-018
–40
–50
–60
–70
–80
–90
FREQUENCY (Hz)
RIP
P
L
E
RE
J
E
CTION
(dB)
10
1k
10k
100k
1M
10M
–20
–30
100
VOUT = 2.2V
CL = 1F
IL = 50A
CL = 1F
IL = 500mA
CL = 10F
IL = 500mA
CL = 10F
IL = 50A
Figure 20. Power Supply Ripple Rejection
00147-0-019
IL = 500mA WITH
NOISE REDUCTION
IL = 500mA WITHOUT
NOISE REDUCTION
IL = 0mA WITHOUT
NOISE REDUCTION
IL = 0mA WITH NOISE REDUCTION
CNR = 10nF
160
140
120
100
80
60
40
20
0
CL (F)
RM
S
NOISE
(
V)
0
10
20
30
40
50
Figure 21. RMS Noise versus CL (10 Hz to 100 kHz)
00147-0-020
100
10
1
0.1
0.01
0.001
FREQUENCY (Hz)
VOLTA
GE
N
O
ISE
SPEC
TR
A
L
DE
NS
ITY
(
V/
H
z
)
10
1k
10k
100k
1M
100
VOUT = 2.2V
IL = 1mA
CL = 10F
CNR = 10nF
CL = 1F
CNR = 0nF
CL = 10F
CNR = 0nF
CL = 1F
CNR = 10nF
Figure 22. Output Noise Density
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