ML4812

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.

Output Current Source or Sink (OUT) DC ................ 1.0A

Output Energy (capacitive load per cycle) .................. 5µJ

Error Amp Sink Current (EA OUT) .......................... 10mA

Oscillator Charge Current ........................................ 2mA

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

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

Lead Temperature (soldering 10 sec.) ..................... 260°C

Thermal Resistance (

20-Pin PLCC .................................................... 60°C/W

16-Pin PDIP ..................................................... 65°C/W

OPERATING CONDITIONS

Temperature Range

ML4812CX ............................................... 0°C to 70°C

ML4812IX ............................................. –40°C to 85°C

ELECTRICAL CHARACTERISTICS

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

OSCILLATOR

Initial Accuracy

91

98

105

kHz

Voltage Stability

0.3

%

Temperature Stability

2%

Total Variation

Line, temperature

90

108

kHz

Ramp Valley to Peak

3.3

V

4.8

5.0

5.2

V

7.8

8.4

9.0

mA

7.3

8.4

9.3

mA

Clock Out Voltage Low

0.2

0.5

V

Clock Out Voltage High

3.0

3.5

V

REFERENCE

Output Voltage

4.95

5.00

5.05

V

Line Regulation

2

20

mV

Load Regulation

2

20

mV

Temperature Stability

0.4

%

Total Variation

Line, load, temp.

4.9

5.1

V

Output Noise Voltage

10Hz to 10kHz

50

µV

Long Term Stability

5

25

mV

Short Circuit Current

–30

–85

–180

mA

ERROR AMPLIFIER

Input Offset Voltage

±15

mV

Input Bias Current

–0.1

–1.0

µA

Open Loop Gain

60

75

dB

PSRR

60

75

dB

Output Sink Current

2

12

mA

Output Source Current

–0.5

–1.0

mA

Output High Voltage

5.3

5.5

V

Output Low Voltage

0.5

1.0

V

Unity Gain Bandwidth

1.0

MHz