參數(shù)資料
型號(hào): MAX881REUB
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: 穩(wěn)壓器
英文描述: SCREW D LOCKING STEEL 5/16
中文描述: SWITCHED CAPACITOR REGULATOR, 120 kHz SWITCHING FREQ-MAX, PDSO10
封裝: UMAX-10
文件頁(yè)數(shù): 4/8頁(yè)
文件大?。?/td> 111K
代理商: MAX881REUB
M
Low-Noise Bias S upply in μMAX
with Power-OK for GaAsFET PA
4
_______________________________________________________________________________________
Typic al Operating Charac teristic s (c ontinued)
(
Circuit of Figure 3, V
IN
= 3.6V, T
A
= +25°C, unless otherwise noted.
)
100
μ
s/div
START-UP FROM SHUTDOWN
(NOLOAD)
+5V
V
OUT
POK
SHDN
MAX881R-TOC10
-2V
0
0
V
IN
0
V
IN
= 3.6V
CIRCUIT OF FIGURE 3b
5
μ
s/div
OUTPUT NOISE AND RIPPLE
(CIRCUIT OF FIGURE 3a)
V
OUT
1mV/div
AC COUPLED
MAX881R-TOC11
V
IN
= 3.6V
V
OUT
= -2V
I
OUT
= 2.5mA
10
μ
s/div
OUTPUT NOISE AND RIPPLE
(CIRCUIT OF FIGURE 3b)
V
OUT
= 0
V
IN
= 0
1mV/div
AC COUPLED
V
OUT
= -2V
V
IN
= 3.6V
1mV/div
AC COUPLED
MAX881R-TOC12
R
L
= 500
NOISE FLOOR
OUTPUT NOISE
60
-40
1
10
FREQUENCY (kHz)
100
1000
OUTPUT NOISE SPECTRUM
(CIRCUIT OF FIGURE 3a)
-20
M
N
μ
V
0
20
40
50
-30
-10
10
30
V
IN
= 3.6V
V
OUT
= -2V
I
OUT
= 2.5mA
60
-40
1
10
FREQUENCY (kHz)
100
1000
OUTPUT NOISE SPECTRUM
(CIRCUIT OF FIGURE 3b)
-20
M
N
μ
V
0
20
40
50
-30
-10
10
30
V
IN
= 3.6V
V
OUT
= -2V
I
OUT
= 4mA
2ms/div
LINE-TRANSIENT RESPONSE
V
IN
V
OUT
10mV/
div
3.3V
2.7V
I
LOAD
= 4mA
V
OUT
= -2V
CIRCUIT OF FIGURE 3b
100
μ
s/div
LOAD-TRANSIENT RESPONSE
I
OUT
V
OUT
MAX881R-TOC16
10mV/
div
4mA
400
μ
A
V
IN
= 3.6V
V
OUT
= -2V
CIRCUIT OF FIGURE 3b
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