參數(shù)資料
型號: REF191GSZ
廠商: ANALOG DEVICES INC
元件分類: 基準電壓源/電流源
英文描述: Precision Micropower, Low Dropout Voltage References
中文描述: 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 2.048 V, PDSO8
封裝: ROHS COMPLIANT, MS-012AA, SOIC-8
文件頁數(shù): 17/28頁
文件大?。?/td> 407K
代理商: REF191GSZ
REF19x Series
Rev. I | Page 17 of 28
FREQUENCY (Hz)
1M
10
100
1k
10k
100k
R
–20
0
–60
–40
–80
–120
–100
0
Figure 9. Ripple Rejection vs. Frequency
REF19x
1k
REF
10μF
OUTPUT
1k
10μF
1μF
10μF
2
6
4
0
V
IN
= 15V
Figure 10. Ripple Rejection vs. Frequency Measurement Circuit
FREQUENCY (Hz)
10M
10
100
10k
1k
100k
1M
Z
O
)
4
3
2
1
0
V
G
= 2V p-p
V
S
= 4V
V
IN
= 7V
200V
1μF
1μF
REF19x
2
6
4
Z
0
Figure 11. Output Impedance vs. Frequency
OFF
ON
100μs
20mV
5V
10%
0%
90%
100%
0
Figure 12. Load Transient Response
V
IN
= 15V
0
10mA
1μF
REF19x
4
2
6
0
Figure 13. Load Transient Response Measurement Circuit
2V
2V
1mA
LOAD
30mA
LOAD
100μs
10%
100%
0%
90%
0
Figure 14. Power-On Response Time
V
IN
= 7V
1μF
REF19x
4
2
6
0
Figure 15. Power-On Response Time Measurement Circuit
1V
2ms
5V
ON
OFF
V
OUT
I
L
= 1mA
I
L
= 10mA
10%
100%
0%
90%
0
Figure 16. SLEEP Response Time
V
OUT
V
IN
= 15V
1μF
REF19x
3
2
6
4
0
Figure 17. SLEEP Response Time Measurement Circuit
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