ML4902

3

ABSOLUTE MAXIMUM RATINGS

Absolute maximum ratings are those values beyond which

the device could be permanently damaged. Absolute

maximum ratings are stress ratings only and functional

device operation is not implied.

Peak Driver Output Current ....................................... ±2A

SHDN Input Current .............................................. 100

µA

Junction Temperature .............................................. 150°C

Storage Temperature Range ..................... –65°C to 150°C

Lead Temperature (Soldering, 10 sec) ..................... 260°C

Thermal Resistance (

OPERATING CONDITIONS

Temperature Range ....................................... 0°C to 70°C

ELECTRICAL CHARACTERISTICS

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

REFERENCE

Output Voltage

3.51

3.535

3.56

V

Line Regulation

0.5

mV/V

UV LOCKOUT

10.2

10.5

10.8

V

300

450

600

mV

4.25

4.4

4.5

V

300

400

500

mV

SHUTDOWN

Input Low Voltage

0.8

V

Input High Voltage

2.0

V

Delay to Output

50

ns

POWER GOOD COMPARATOR

Output Voltage in Regulation

5k

Ω pull-up to 5V

4.8

V

Output Voltage out of Regulation

0.4

V

Output Voltage in Shutdown

SHDN = 0V, 5k

Ω pull-up to 5V

0.4

V

BUCK REGULATOR

Oscillator Frequency

160

200

230

kHz

Duty Cycle Ratio

85

98

%

DAC (D3-D0) Code = 0100

0

%

DAC (D3-D0) Code = 0100

DAC (RANGE, D3-D0) Input Low Voltage

0.8

V

DAC (RANGE, D3-D0) Input High Voltage

2.0

V