ML4813CP Просмотр технического описания (PDF) - Micro Linear Corporation

Номер в каталоге

Компоненты Описание

Список матч

ML4813CP

Flyback Power Factor Controller

Micro Linear Corporation 

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.

Supply Current ....................................................... 40mA

OUT Current ............................................................. ±1A

OUT Energy (capacitive load, per cycle) .................... 5µJ

COMP Sink Current ............................................... 10mA

CT Charging Current ................................................. 5mA

Analog Input Voltage (pins 1, 3-8) .... GND - 0.3V to 5.5V

Junction Temperature .............................................. 150ºC

Storage Temperature Range ..................... –65ºC to 150ºC

ML4813

Lead Temperature (Soldering, 10 sec) ..................... 260ºC

Thermal Resistance (qJA)

PDIP ................................................................ 88ºC/W

SOIC .............................................................. 105ºC/W

OPERATING CONDITIONS

Temperature Range

ML4813CX ................................................ 0ºC to 70ºC

ML4813IX ............................................... -40ºC to 85ºC

ELECTRICAL CHARACTERISTICS

Unless otherwise specified, RT = 14kW, CT = 1nF, TA = Operating Temperature Range (Notes 1, 2)

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

OSCILLATOR

Initial Accuracy Tj = 25ºC

90

Voltage Stability 12V < VCC < 18V

Temperature Stability

97

104

kHz

0.3

%

2

%

Total Variation Line, temp

88

108

kHz

Ramp Valley

1.0

V

Ramp Peak

4.3

V

RT Voltage

Discharge Current

4.8

Tj = 25ºC, V(CT) = 2V

5.0

5.2

V

7.5

8.4

9.3

mA

V(CT) = 2V

7.2

SYNC Threshold

0.8

8.4

9.5

mA

1.4

2.0

V

SYNC Bias Current

350

800

µA

REFERENCE

Output Voltage (VREF)

Tj = 25ºC, IREF = 1mA

4.95

5.00

5.05

V

Line Regulation 12V < VCC < 25V

Load Regulation 1mA < IREF < 20mA

Temperature Stability

6

20

mV

3

20

mV

0.4

%

Total Variation Line, load, temp

4.9

5.1

V

Output Noise 10Hz to 10kHz

50

µV

Long Term Stability

Short Circuit Current

Tj = 125ºC, 1000 hours

VREF = GND

5

25

mV

-30

-85

-180 mA

3

Share Link: