GREEN MODE PWM CONTROLLER

AP384XG

Data Sheet

5

Jul. 2013 Rev. 2. 0

BCD Semiconductor Manufacturing Limited

Note 4: This parameter is measured with RT=10k

So the total current flowing into the CT pin will be 0.3mA higher than the measured value approximately.

Electrical Characteristics

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

REFERENCE SECTION

Reference Output Voltage

4.95

5.00

5.05

V

Total Output Variation

Line, Load, Temp.

4.9

5.10

V

Line Regulation

ΔV

REF

12V

≤ V

4

15

mV

Load Regulation

ΔV

REF

1mA

≤ I

4

15

mV

Short Circuit Output Current

-100

-180

mA

Temperature Stability

(Note 6)

0.3

UNDER VOLTAGE LOCK OUT SECTION

Start-up Threshold

AP3842G/AP3844G

15

16

17

V

AP3843G/AP3845G

7.8

8.4

9.0

Minimum Operating Voltage

AP3842G/AP3844G

8.5

10

11.5

V

AP3843G/AP3845G

7.0

7.6

8.2

TOTAL STANDBY CURRENT SECTION

Start-up Current

50

80

μA

50

80

Operating Current

8

mA

Standby Operating Current

6

mA

Zener Voltage

30

34

V

PWM SECTION

Maximum Duty Cycle

AP3842G/AP3843G

94

96

%

AP3844G/AP3845G

46

48

50

Minimum Duty Cycle

0%

OSCILLATOR SECTION

Oscillation Frequency

f

47

52

57

KHz

Oscillator Amplitude

Pin RT/CT, peak to peak

1.7

V

Temperature Stability

2

%

Voltage Stability

0.2

1

%

Discharge Current

8.5

9.5

10.5

mA