Rainbow-electronics MAX662A Manual de usuario descargar pdf (Pagina 6)

MAX662A

+12V, 30mA Flash Memory

Programming Supply

6 _______________________________________________________________________________________

MAX662A

0.22µF



C2-

C2+

OUT

0.22µF

= 

5V ±5%

1µF

20V

OUTPUT

1µF

C1+

C1-

SHDN

12V

OUTPUT

GND

1N5818

2µF

Figure 4. +12V and +20V Dual Supply from a +5V Input

20.0

16.0

030



19.2

MAX662AFIG 5

20V OUTPUT CURRENT (mA)

20V OUTPUT VOLTAGE (V)

17.6

16.8

510 25

18.4

20 35 40

CIRCUIT OF FIGURE 4

= 4.75V

= +25°C

WITH +12V OUTPUT

UNLOADED

WITH 34mA LOAD

ON +12V OUTPUT

Figure 5. +20V Supply Output Current Capability

___________________Chip Topography

C1-

SHDN

C2+

C2- C1+

GND

OUT

0.086"

(2.184mm)

0.086"

(2.184mm)

TRANSISTOR COUNT: 225

SUBSTRATE CONNECTED TO V

OUT

1 2 3 4 5 6

+12V, 30mA Flash Memory 1
Programming Supply 1

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Rainbow-electronics MAX662A Manual de usuario Pagina 6

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