AP3306

Document number: DS42803 Rev. 6 - 2

5 of 13

www.diodes.com

May 2022

© Diodes Incorporated

AP3306

Electrical Characteristics (@ TA = +25°C, VCCL = 18V, unless otherwise specified.)

Symbol

Parameter

Condition

Min

Typ

Max

Unit

Power Supply Voltage (VCCL Pin)

IST

Startup Current

VCCL = 14.8V

—

1

10

μA

ICC

Operating Supply Current

VFB = 2.5V, CGDL = 1nF,

CGDH = 0.47nF

1.5

2.2

2.9

mA

IBURST

Operating Current at Burst

VFB = 0V, CGDL = 1nF,

CGDH = 0.47nF

—

0.33

—

mA

VST

Turn-On Threshold Voltage

—

14.8

15.8

16.8

V

VCCL-UVLO

VCCL UVLO Voltage

—

—

6.5

7

V

VCCL-OVP

VCCL OVP Threshold Voltage

—

50

55

—

V

HV Section (HV Pin)

ICHARGE

Charge Current

VCCL = 10V, VHV = 50V

—

2

—

mA

VBR-IN

Brown-In Voltage

—

92

102

112

V

VBR-HYS

Voltage Gap Between Brown-

In and Brown-Out Voltage

—

7

8.5

—

V

tBR-OUT

Delay of Brown Out

—

—

64

—

ms

IDISCH-X

X-CAP Discharge Current

VCCL = 10V, VHV = 50V

—

2

—

mA

PWM Section/Oscillator Section

tON-MAX

Maximum Duty Cycle

—

—

14

—

μs

fPWM-MAX

Maximum Clamp Frequency

(Non-Jitter)

—

110

125

140

kHz

fOSC-MIN

Minimum Clamp Frequency

(Non-Jitter)

—

20

22

—

kHz



fOSC-JITTER

Frequency Dithering (Note 5)

—

—

±3

—

%



Current Sense Section (CS Pin)

VCS-MAX

Maximum Sense Voltage

—

0.51

0.56

0.61

V

VTH-FOCP

FOCP Voltage

—

1.0

1.2

1.4

V

tDELAY-FOCP

FOCP Debounce Time

—

—

7

—

Cycles

tLEB

LEB Time Of Sense

—

—

500

600

ns

Feedback Input Section (FB Pin)

KFB-CS

The Ratio of FB Input Voltage

to Current Sense Voltage

—

—

6

—

V/V

RFB

Input Impedance

—

—

22

—

kΩ

tDELAY-OLP

Delay of OLP Protection

—

—

64

—

ms

IFB-SOURCE

Source Current

VFB = 0V

—

0.2

—

mA

VBURST-ET

Threshold for Entering Burst

Mode

—

0.54

0.6

0.66

V

VBURST-ED

Threshold for Ending Burst

Mode

—

0.72

0.8

0.88

V

Note:

5. Guaranteed by design.