AP1603

Step-Up DC/DC Converter

Anachip Corp.

www.anachip.com.tw

Rev.1.0 Jun. 3, 2004

6/8

Typical Performance Characteristics (Continued)

EFFICIENCY v.s.

INPUT VOLTAGE=1.2V

82.00

83.00

84.00

85.00

86.00

87.00

88.00

89.00

90.00

91.00

INPUT VOLTAGE=1.2 (V)

EFFICIENCY v.s.

INPUT VOLTAGE=2.4V

80.00

81.00

82.00

83.00

84.00

85.00

86.00

87.00

88.00

89.00

90.00

91.00

92.00

INPUT VOLTAGE=2.4 (V)

SHUTDOWN CURRENT

v.s. SUPPLY VOLTAGE

-1

-0.8

-0.6

-0.4

-0.2

0

0.2

0.4

0.6

0.8

1

1

234

SUPPLY VOLTAGE (V)

SHUTDOWN THRESHOLD VOLTAGE

v.s. SUPPLY VOLTAGE

0

0.2

0.4

0.6

0.8

1

1.2

1.4

1.6

11.522.5

33.5

4

SUPPLY VOLTAGE (V)

Marking Information

Identification code

(See Appendix)

1

2

3

6

4

XX Y M

5

Year: 0-9

Month: A~L

Appendix

Part Number

Package

Identification

Code

AP1603

SOT23-6

EY