Rainbow-electronics MAX686 Manuel d'utilisateur télécharger pdf (Page 6)

MAX686

DAC-Controlled Boost/Inverter

LCD Bias Supply with Internal Switch

6 _______________________________________________________________________________________

_____________________________Typical Operating Characteristics (continued)

(Circuits of Figures 1 and 2, V

= V

= +5V, L1 = 22µH, SHDN = V

, C

REF

= 0.1µF, T

= +25°C, unless otherwise noted.)

OUT

50mV/div

AC-COUPLED

LINE-TRANSIENT RESPONSE

(ISET = V

)

MAX686 TOC10

5ms/div

= V

OUT

50mV/div

AC-COUPLED

LINE-TRANSIENT RESPONSE

(ISET = GND)

MAX686 TOC10A

5ms/div

OUT

= 24V

LOAD

= 5mA

= V

OUT

20mV/div

AC-COUPLED

100µA

5mA

LOAD-TRANSIENT RESPONSE

(ISET = GND)

MAX686 TOC11

2ms/div

OUT

= 24V

OUT

50mV/div

AC-COUPLED

100µA

5mA

LOAD-TRANSIENT RESPONSE

(ISET = V

)

MAX686 TOC12

2ms/div

OUT

= 24V

OUT

5V/div

18.7V

POWER-UP RESPONSE

(POSITIVE CONFIGURATION)

MAX686 TOC13A

500µs/div

SHDN

2V/div

SET

= V

= 4.7kΩ

OUT

5V/div

18.7V

POWER-DOWN RESPONSE

(POSITIVE CONFIGURATION)

MAX686 TOC13B

5ms/div

SHDN

2V/div

SET

= V

= 4.7kΩ

1 2 3 4 5 6 7 8 9 10 11 ... 15 16

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Rainbow-electronics MAX686 Manuel d'utilisateur Page 6

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