UC621XX-AF5-R datasheet(13/14 Pages) UTC

13 / 14 page

UC621XX

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

13 of 14

www.unisonic.com.tw

QW-R502-028,B

TYPICAL CHARACTERISTICS(Cont.)

(8) LOAD TRANSIENT RESPONSE

1000

3.05

UC62130

400

200

600

800

2.85

3.10

3.00

2.95

Time (10msec/div)

2.90

Output Voltage

Output Current

300mA

1mA

VIN=4.0V, CL=10µF (tantalum)

1000

3.35

UC62133

400

200

600

800

3.15

3.40

3.30

3.25

Time (10msec/div)

3.20

Output Voltage

Output Current

300mA

1mA

VIN=4.3V, CL=10µF (tantalum)

1000

5.05

UC62150

400

200

600

800

4.85

5.10

5.00

4.95

Time (10msec/div)

4.90

Output Voltage

Output Current

1000

4.05

UC62140

400

200

600

800

3.85

4.10

4.00

3.95

Time (10 msec/div)

3.90

Output Voltage

Output Current

300mA

1mA

300mA

1mA

VIN=6V, CL=10µF(tantalum)

VIN=5V, CL=10µF (tantalum)

(9) RIPPLE REJECTION RATE

0.01

0.1

UC62130

Ripple Frequency,f (kHz)

VIN =4.0VDC+0.5VP-PAC

IOUT = 200mA,

CL =10μF (tantalum)

0.01

0.1

UC62133

Ripple Frequency,f (kHz)

VIN =4.3VDC+0.5VP-PAC

IOUT = 200mA,

CL=10μF (tantalum)

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