MAX1724EZK33 datasheet(4/12 Pages) MAXIM

Part #	MAX1724EZK33

Description	1.5uA IQ, Step-Up DC-DC Converters in Thin SOT23-5

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Manufacturer	MAXIM [Maxim Integrated Products]

Direct Link	https://www.maximintegrated.com/en.html

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4 / 12 page

1.5µA IQ, Step-Up DC-DC Converters

in Thin SOT23-5

4

_______________________________________________________________________________________

Typical Operating Characteristics

(Figure 3 (MAX1723), Figure 7 (MAX1722), Figure 8 (MAX1724), VBATT = VIN = 1.5V, L = 10µH, CIN = 10µF, COUT = 10µF, TA = +25°C,

unless otherwise noted.)

0

40

120

80

160

200

02

13

4

5

MAXIMUM OUTPUT CURRENT

vs. INPUT VOLTAGE

INPUT VOLTAGE (V)

VOUT = 2.5V

VOUT = 5.0V

VOUT = 3.3V

10

100

0.8

1.0

1.2

1.4

1.6

2.0

1.8

2.2

2.4

0.01

0.1

1

STARTUP VOLTAGE

vs. LOAD CURRENT

LOAD CURRENT (mA)

0.6

RESISTIVE LOAD

VOUT = 5.0V

0

0.4

0.2

0.8

0.6

1.2

1.0

1.4

1.8

1.6

2.0

1.0

2.0 2.5 3.0

1.5

3.5 4.0 4.5 5.0 5.5

OUTPUT VOLTAGE (V)

QUIESCENT CURRENT INTO OUT

vs. OUTPUT VOLTAGE

NO LOAD

100

0.01

0.1

1

10

100

1000

EFFICIENCY vs. LOAD CURRENT

(VOUT = 5.0V)

LOAD CURRENT (mA)

60

80

50

70

90

VIN = 2.0V

VIN = 3.3V

VIN = 4.0V

VIN = 1.5V

VIN = 1.0V

L = DO1606

100

0.01

0.1

1

10

100

1000

EFFICIENCY vs. LOAD CURRENT

(VOUT = 3.3V)

LOAD CURRENT (mA)

60

80

50

70

90

VIN = 2.0V

VIN = 2.5V

VIN = 1.5V

VIN = 1.0V

L = DO1606

100

0.01

0.1

1

10

100

1000

EFFICIENCY vs. LOAD CURRENT

(VOUT = 2.5V)

LOAD CURRENT (mA)

60

80

50

70

90

VIN = 1.5V

VIN = 2.0V

VIN = 1.0V

L = DO1606

0

0.4

0.2

0.8

0.6

1.0

1.2

-40

85

STARTUP VOLTAGE vs.

TEMPERATURE

TEMPERATURE (

°C)

10

-15

35

60

NO LOAD

1

µs/div

ILX

500mA/div

VOUT

50mV/div

VLX

2V/div

SWITCHING WAVEFORMS

IOUT = 50mA, VOUT = 5.0V, VIN = 3.3V

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