MAX4193 데이터 시트보기 (PDF) - Maxim Integrated

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MAX4193

CMOS Micropower Step-Up Switching Regulator

Maxim Integrated 

CMOS Micropower Step-Up

Switching Regulator

ELECTRICAL CHARACTERISTICS

(+VS = +6.0V, TA = Full Operating Temperature Range, IC = 5.0µA, unless otherwise noted.)

PARAMETER

SYMBOL

CONDITIONS

MAX630

MIN TYP MAX

Supply Voltage

Internal Reference Voltage

Supply Current (Pin 5)

Line Regulation

+VS

VREF

IS

I3 = 0mA

0.5V0UT < VS < V0UT

(Note 1)

2.2

16.5

1.25 1.31 1.37

70

200

0.2

0.5

MAX4193

MIN TYP MAX

3.5

16.5

1.20 1.31 1.42

90 300

UNITS

V

V

µA

0.5

1.0 % VOUT

Load Regulation

Reference Set Internal

Pulldown Resistance

VS = 0.5V0, PL = 0 to

0.5

150mW (Note 1)

0°C ≤ TA ≤

+70°C

0.45 1.5

RIC

V6 = VS

-40°C ≤ TA ≤

+85°C

0.4

1.5

1.0

0.5

10 0.45 1.5

10

0.4

1.5

1.0 % VOUT

10

10

MΩ

-55°C ≤ TA ≤

+125°C

0.3

1.5

10

0.3

1.5

10

Reference Set Input Voltage

Threshold

Switch Leakage Current

Supply Current (Shutdown)

Low-Battery Detector Output

Current

VIC

ICO

ISO

ILBD

V3 = 16.5V

IC < 0.01µA

V8 = 0.4V, V1 = 1.1V

0.2

0.8

1.3

0.2

0.8

1.3

V

0.1

30

0.01 10

0.1

30

µA

0.01 30

µA

250 600

250 600

µA

Note 1: Guaranteed by correlation with DC pulse measurements.

Note 2: The operating frequency range is guaranteed by design and verified with sample testing.

(TA = +25°C, unless otherwise noted.)

Typical Operating Characteristics

LX ON-RESISTANCE vs.

TEMPERATURE

8

6

+VS = 2.5V

4

+VS = 6V

2

+VS = 16V

0

-50 -25 0 25 50 75 100 125

TEMPERATURE (°C)

SUPPLY CURRENT vs.

TEMPERATURE

140

120

100

80

60

40

20

0

-50 -25 0 25 50 75 100 125

TEMPERATURE (°C)

SUPPLY CURRENT vs.

SUPPLY VOLTAGE

300

250

200

150

100

50

2 4 6 8 10 12 14 16

+VS (V)

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