FAN6208MY datasheet(5/18 Pages) FAIRCHILD

Numer części	FAN6208MY

Szczegółowy opis	Secondary-Side Synchronous Rectifier Controller

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Producent	FAIRCHILD [Fairchild Semiconductor]

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FAN6208 • Rev. 1.0.1

5

Electrical Characteristics

VDD=20V, TA=25°C, unless otherwise specified. All voltages are with respect to GND unless otherwise noted.

Symbol

Parameter

Conditions

Min.

Typ.

Max.

Units

VDD Section

VDD

DC Supply Voltage

VTH-OFF

28

V

IDD-OP1

Operating Current

VDD=12V, DETL=50KHz,

CL=6nF, RRP=24K 

7.0

8.5

10.0

mA

IDD-OP2

Operating Current

VDD=12V, DETL=100KHz

2.4

3.2

4.0

mA

IDD-ST

Startup Current

VDD=8V

180

300

500

μA

VTH-ON1 VTH-ON2 On Threshold Voltage

9.3

9.7

10.1

V

VTH-OFF1

VTH-OFF2

Off Threshold Voltage

8.3

8.8

9.3

V

VDD-OVP1

VDD-OVP2

VCC Over-Voltage

Protection

26

27

28

V

VDD-OVP-HYS1

VDD-OVP-HYS2

VCC Over-Voltage

Protection Hysteresis

1.3

1.8

2.3

V

tOVP1,tOVP2

VCC Over-Voltage-

Protection Debounce

30

60

100

μs

DETL Section

VDETL1

VDETL2

Threshold Voltage for LOW

Detection of DETL

VDD=12V, DETL=50KHz,

CL=6nF, RRP=24KΩ

1.7

2.0

2.3

V

tSR-ON-DETL1

tSR-ON-DETL2

Delay from DETL LOW to

SR Gate Turn-On

tDB+ tPD+ tR

300

350

400

ns

VDETL-FLOATING1

VDETL-FLOATING2

DETL Floating Voltage

VDD=12V, DETL Pin

Floating

4.5

V

IDETL-SOURCE1

IDETL-SOURCE2

DETL Source Current

VDETL1=0V

40

50

60

μA

tDETL_Green_LF1

tDETL_Green_LF2

DETL LOW Time

Threshold for Green Mode

at Low-Frequency

Operation

VRP < 1.5V

3.50

3.75

4.00

μs

tDET(L)_Green_HF1

tDET(L)_Green_HF2

DETL LOW Time

Threshold for Green Mode

at High-Frequency

Operation

VRP > 1.5V

1.75

1.90

2.05

μs

Thermal Shutdown

TSHUTDOWN

Shutdown Temperature

Temperature Rising,

VDD=15V

140

°C

Hysteresis

20

TSTARTUP

Startup Temperature

Before Startup

120

Continued on the following page…

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