3BR0665J 데이터 시트보기 (PDF) - Infineon Technologies

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3BR0665J

Off-Line SMPS Current Mode Controller with integrated 650V CoolMOS ® and Startup cell (frequency jitter Mode) in DIP-8

Infineon Technologies 

CoolSET®-F3R

ICE3BR0665J

Electrical Characteristics

4.3.5

Control Unit

Parameter

Symbol

Clamped VBA voltage during

Normal Operating Mode

VBAclmp

Blanking time voltage limit for

Comparator C3

VBKC3

Over Load & Open Loop Detection VFBC4

Limit for Comparator C4

Active Burst Mode Level for

Comparator C5

VFBC5

Active Burst Mode Level for

Comparator C6a

VFBC6a

Active Burst Mode Level for

Comparator C6b

VFBC6b

Overvoltage Detection Limit for

Comparator C1

VVCCOVP1

min.

0.85

3.85

3.85

1.25

3.35

2.93

19.5

Limit Values

typ.

max.

0.9

0.95

4.00 4.15

4.00 4.15

1.35 1.45

3.50 3.65

3.05 3.16

20.5 21.5

Unit

V

V

V

V

V

V

V

Test Condition

VFB = 4V

After Active Burst

Mode is entered

After Active Burst

Mode is entered

VFB = 5V

Overvoltage Detection Limit for VVCCOVP2 25.0

25.5

26.5

V

Comparator C2

Auto-restart Enable level at BA pin VAE

0.25 0.33 0.4

V

>30μs

Charging current at BA pin

Thermal Shutdown1)

IBK

10

13.0 16.9 μA

Charge starts after the

built-in 20ms blanking

time elapsed

TjSD

130

140

150

°C

Controller

Built-in Blanking Time for

tBK

-

Overload Protection or enter

Active Burst Mode

Inhibit Time for Auto-Restart

tIHAE

-

enable function during start up

Spike Blanking Time before Auto- tSpike

-

Restart Protection

20

-

1.0

-

30

-

ms

without external

capacitor at BA pin

ms

Count when VCC>18V

μs

1) The parameter is not subjected to production test - verified by design/characterization. The thermal shutdown

temperature refers to the junction temperature of the controller.

Note: The trend of all the voltage levels in the Control Unit is the same regarding the deviation except VVCCOVP.

Version 2.3

22

19 Nov 2012

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