8

8

4

MIK3842

MIK3842

3

5

3

5

GND

GND

Figure 4. Slope Compensation Techniques

SCR must be selected for a holding current of less than 0.5mA.

The simple two transistor circuit can be used in place of the SCR as shown.

Figure 5. Latched Shutdown

From V

0

R

I

R

d

V

FB

C

f

2.5 V

+

-

2

1

EA

+

1mA

2R

R

From V

0

R

p

C

p

R

I

C

f

V

FB

R

f

2.5 V

+

-

2

EA

+

1mA

2R

R

COMP

5

COMP

1

5

Error Amp compensation circuit for stabilizing any current-mode topology except for

boost and flyback converters operating with continuous inductor current.

Error Amp compensation circuit for stabilizing current-mode boost and flyback

topologies operating with continuous inductor current.

Figure 6. Error Amplifier Compensation

4

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