SS6621 datasheet(5/12 Pages) SSC

部件名	SS6621

功能描述	High Efficiency Synchronous Step-Up DC/DC Converter

PDF	12 Pages

Scroll/Zoom	100%

制造商	SSC [Silicon Standard Corp.]

网页	http://www.siliconstandard.com

标志

5 / 12 page

www.SiliconStandard.com

5 of 12

SS6620/21/2

n TYPICAL PERFORMANCE CHARACTERISTICS (Continued)

0.01

0.1

100

1000

Fig. 3 V

OUT=3.3V CLSEL=GND (0.45A)

Loading (mA)

100

VIN=2.4V

VIN=1.2V

0.01

0.1

100

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

Fig. 4

Start-up Voltage vs. Load Current

Without Diode

With Diode

Load Current (mA)

1.0

1.5

2.0

2.5

3.0

3.5

4.0

-0.10

-0.08

-0.06

-0.04

-0.02

0.00

0.02

0.04

0.06

0.08

0.10

Fig. 5

Shutdown Current vs. V

OUT

OUT (V)

1.0

1.5

2.0

2.5

3.0

3.5

4.0

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

2.0

2.2

Fig. 6

Shutdown Threshold vs. Output Voltage

Output Voltage (V)

1.0

1.2

1.4

1.6

1.8

2.0

2.2

2.4

2.6

2.8

3.0

100

200

300

400

500

600

700

800

Fig. 7

Maximum Output Current vs. Input Voltage

CLSEL=OUT

CLSEL=GND

Input Voltage (V)

OUT=3.3V

Fig. 8

Heavy Load Waveform

LX pin waveform

VOUT AC Couple

Inductor Current

VIN=2.4V

VOUT=3.3V

Rev.2.01 6/06/2003

SS6621 数据表(PDF) 5 Page - Silicon Standard Corp.

SS6621 数据表(HTML) 5 Page - Silicon Standard Corp.

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12

数据表下载