VIPer53 - E

Operation pictures

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Figure 14. Error amplifier test cpfiguration

This configuration is for test purpose only. In order to insure a correct stability of the error

amplifier, a capacitor of 10nF (minimum value: 8nF) should be always connected between

COMP pin and ground. See figures Figure 18, 19 and 22.

Figure 15. Error amplifier transfer function

15V

VDD

OSC

DRAIN

SOURCE

COMP

TOVL

R

2.5 V

Vin

Vout

-60

-40

-20

0

20

40

60

Gain (dB)

Frequency (Hz)

Open

R = 10 k

Ω

R = 2.2 k

Ω

R = 470

Ω

1

10

100

1k

10k

100k

1M

10M