MAX17498A(2012) Ver la hoja de datos (PDF) - Maxim Integrated

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MAX17498A
(Rev.:2012)

AC-DC and DC-DC Peak Current-Mode Converters for Flyback/Boost Applications

Maxim Integrated 

MAX17498A / MAX17498B / MAX17498C

AC-DC and DC-DC Peak Current-Mode Converters

for Flyback/Boost Applications

Typical Operating Characteristics

(VIN = +15V, VEN/UVLO = +2V, COMP = open, CIN = 1µF, CVCC = 1µF, TA = TJ = -40°C to +125°C, unless otherwise noted.)

BOOTSTRAP UVLO WAKE-UP LEVEL

vs. TEMPERATURE (MAX17498A)

20.26

IN UVLO WAKE-UP LEVEL vs. TEMPERATURE

(MAX17498B/MAX17498C)

4.15

20.24

4.10

20.22

4.05

20.20

4.00

20.18

20.16

3.95

20.14

-40 -20

0 20 40 60 80 100 120

TEMPERATURE (°C)

IN UVLO SHUTDOWN LEVEL

vs. TEMPERATURE

4.015

4.010

4.005

4.000

3.995

3.990

3.985

3.980

3.975

-40 -20

0 20 40 60 80 100 120

TEMPERATURE (°C)

EN/UVLO FALLING LEVEL

vs. TEMPERATURE

1.170

3.90

-40 -20

0 20 40 60 80 100 120

TEMPERATURE (°C)

EN/UVLO RISING LEVEL

vs. TEMPERATURE

1.235

1.230

1.225

1.220

1.215

1.210

-40 -20

0 20 40 60 80 100 120

TEMPERATURE (°C)

OVI RISING LEVEL

vs. TEMPERATURE

1.225

1.165

1.160

1.220

1.155

1.150

1.215

1.145

1.140

-40 -20

0 20 40 60 80 100 120

TEMPERATURE (°C)

1.210

-40 -20

0 20 40 60 80 100 120

TEMPERATURE (°C)

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