AIC1641

LOW VOLTAGE STEP-UP DC/DC CONVERTER

SPEC NO: DS-1641-00 05/04/00

ANALOG INTEGRATIONS CORPORATION

www.analog.com.tw

4F, 9 Industry E. 9th Road, Science-based Industrial Park , Hsinchu, Taiwan, R.O.C.

TEL: (8863)577-2500 FAX:(8863)577-2510

6

0

20

40

60

80

100

120

140

160

180

200

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

2.0

AIC1641-33 Start-up & Hold-on Voltage (L=33uH)

Start up

Hold on

Output Current (mA)

0

20

40

60

80

100

120

140

160

180

200

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

2.0

AIC1641-50 Start-up & Hold-on Voltage (L=33uH)

Start up

Hold on

Output Current (mA)

-40

-20

0

20406080

100

2.0

2.5

3.0

3.5

4.0

4.5

5.0

5.5

6.0

AIC1641 Output Voltage vs Temperature

Temperature (

o

C)

-40

-20

0

20

40

60

80

100

85

90

95

100

105

110

115

120

125

130

135

AIC1641 Switching Frequency vs Temperature

Temperature (

o

C)

-40

-20

0

20

40

60

80

100

70

71

72

73

74

75

76

77

78

79

80

AIC1641 Maximum Duty Cycle vs Temperature

Temperature (

o

C)

-40

-20

0

20

406080

100

30

35

40

45

50

55

60

65

70

75

80

AIC1641 Supply Current vs Temperature

Temperature (

o

C)