AIC1952 查看數據表（PDF） - Analog Intergrations

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AIC1952

Dual Output Low ESR Cap. Low-Dropout 300mA Linear Regulator

Analog Intergrations 

CIN=COUT1=COUT2=1F

IOUT1= 50mA to 300mA & IOUT2=0mA

Output1 Voltage Ripple

Output2 Voltage Ripple

Output1 Current

AIC1952

CIN=COUT1=COUT2=1F

IOUT2= 50mA to 300mA & IOUT1=0mA

Output2 Voltage Ripple

Output1 Voltage Ripple

Output2 Current

Fig.19 Cross Talk at VIN=3.8V, VOUT1=1.8V and VOUT2=2.8V

-0.5

0.0

0.5

1.0

1.5

2.0

-40

-20

V =0.8V, I =120mA

OUT

OUT

V =1.6V

IN

V =1.7V

IN

0

20

40

60

80

Temperature (℃)

Fig.21 Output Voltage Variation vs. Temperature.

-40

Simulation Verified

-45

CIN=COUT1=COUT2=1F

-50

-55

-60

-65

-70

-75

10

100

1k

10k

100k

1M

10M

Frequency (Hz)

Fig.23 PSRR at VIN=2.5V, VOUT=1.0V and IOUT=10mA.

Fig.20 Cross Talk at VIN=3.8V, VOUT1=1.8V and VOUT2=2.8V

0

1

2

V =0.8V, T=27℃

OUT

3

I =100mA

OUT

I =200mA

OUT

I =300mA

OUT

4

1.6

1.7

1.8

1.9

2.0

Input Voltage (V)

Fig.22 Output Voltage vs. Input Voltage.

9

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