參數(shù)資料
型號: SI9185
廠商: Vishay Intertechnology,Inc.
英文描述: Micropower CMOS LDO regulator with error flag/power-on reset
中文描述: 微功耗的CMOS LDO穩(wěn)壓器帶錯誤標(biāo)志/上電復(fù)位
文件頁數(shù): 9/12頁
文件大?。?/td> 138K
代理商: SI9185
Si9185
Vishay Siliconix
Document Number: 71765
S-20641
Rev. B, 06-May-02
www.vishay.com
9
TYPICAL WAVEFORMS
V
IN
= 4.2 V
V
OUT
= 3.3 V
C
delay
= 0.1 F
C
NOISE
= 0.1 F
I
LOAD
= 350 mA
Turn-On Sequence
10.00 ms/div
5.00 s/div
Output Noise
V
IN
= 4.2 V
V
OUT
= 3.3 V
I
OUT
= 150 mA
C
= 0.1 F
BW = 10 Hz to 1 MHz
Noise Spectrum
V
IN
= 4.1 V
V
OUT
= 3.3 V/10 mA
C
NOISE
= 0.1 F
100 Hz
V
IN
2 V/div
V
OUT
2 V/div
C
delay
2 V/div
ERROR 2 V/div
V
IN
= 4.2 V
V
OUT
= 3.3 V
C
delay
= 0.1 F
C
NOISE
= 0.1 F
I
LOAD
= 350 mA
Turn-Off Sequence
V
IN
CH-3 2 V/div
V
CH-1 2 V/div
C
CH-4 2 V/div
ERROR
CH-2 2 V/div
500 V/div
1 ms/div
V
Hz
1 MHz
10.0
0.01
Line Transient Response-1
V
IN
2 V/div
V
INSTEP
= 4.3 to 5.3 V
V
OUT
C
OUT
= 2.2 F
C
IN
= 10 F
I
LOAD
= 500 mA
t
rise
= 5 sec
5.00 s/div
V
1 V/div
Line Transient Respons-2
V
INSTEP
= 5.3 to 4.3 V
V
OUT
C
OUT
= 2.2 F
C
IN
= 10 F
I
LOAD
= 500 mA
t
fall
V
10 mV/div
5.00 s/div
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