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ISL9021 데이터시트(PDF) 6 Page - Renesas Technology Corp

부품명 ISL9021
상세설명  250mA Single LDO with Low IQ, Low Noise and High PSRR LDO
PDF  10 Pages
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제조업체  RENESAS [Renesas Technology Corp]
홈페이지  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

ISL9021 데이터시트(HTML) 6 Page - Renesas Technology Corp

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ISL9021
FN6867 Rev 2.00
Page 6 of 10
January 14, 2010
Typical Application
FIGURE 13. POWER SUPPLY REJECTION vs FREQUENCY
Pin Descriptions
PIN
NAME
DESCRIPTION
VIN
IC Supply/LDO Input. Connect a 1µF capacitor to GND.
GND
System ground pin.
EN
LDO Enable. When this signal goes high, the LDO is turned on.
VO
LDO Output. Connect a 1µF to 4.7µF capacitor to GND.
E-Pad
For µTDFN package option only. Connect it to the system ground.
Typical Operating Performance (Continued)
-90
-80
-70
-60
-50
-40
-30
-20
100
1k
10k
100k
1M
FREQUENCY (Hz)
VIN = 4.5VDC + 50mVAC
COUT = 1µF
IO = 0A
IO = 10mA
C1, C2: 1µF X5R CERAMIC CAPACITOR
ISL9021
VIN
GND
VO
VIN (1.5V TO 5.5V)
VOUT
C1
C2
EN
ENABLE
OFF
ON



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