參數(shù)資料
型號: MAX840ESA
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: 穩(wěn)壓器
英文描述: Low-Noise, Regulated, -2V GaAsFET Bias
中文描述: SWITCHED CAPACITOR REGULATOR, 100 kHz SWITCHING FREQ-MAX, PDSO8
封裝: SOP-8
文件頁數(shù): 6/10頁
文件大?。?/td> 161K
代理商: MAX840ESA
M
Low-Noise, Regulated, -2V GaAsFET Bias
6
_______________________________________________________________________________________
START-UP FROM SHUTDOWN
V
IN
= 3.6V, V
OUT
= -2V, I
OUT
= 4mA
500
μ
s/div
V
OUT
1V/div
0V
0V
V
2V/div
LINE-TRANSIENT RESPONSE
V
OUT
= -2V, I
OUT
= 4mA, AC COUPLED
5ms/div
V
OUT
10mV/div
V
IN
2.7V
3.3V
LOAD-TRANSIENT RESPONSE
V
IN
= 3.6V, V
OUT
= -2V
5ms/div
V
OUT
20mV/div
0.01mA
I
OUT
4mA
____________________________Typic al Operating Charac teristic s (c ontinued)
(Circuit of Figure 2a, V
IN
= 3.6V, T
A
= +25°C, unless otherwise noted.)
MAX843/MAX844 NOISE SPECTRUM
(C1 = C2 = C3 = 0.22
μ
F, C4 = 4.7
μ
F)
50
0
0.1
1
10
100
1000
10
FREQUENCY (kHz)
N
μ
V
20
30
40
V
IN
= 3.6V,
I
OUT
= 4mA
OUT
1μV
NOTE: dBμV = 20 LOG V
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