Rainbow-electronics MAX5048 Manual do Utilizador descarregar pdf (Página 8)

MAX5048

7.6A, 12ns, SOT23 MOSFET Driver

8 _______________________________________________________________________________________

• In a multilayer PC board, the component surface

layer surrounding the MAX5048A/MAX5048B should

consist of a GND plane containing the discharging

and charging current loops.

Chip Information

TRANSISTOR COUNT: 676

PROCESS: BiCMOS

BREAK-

BEFORE-

MAKE

CONTROL

N_OUT

GND

IN-

IN+

P_OUT

V+

MAX5048A

MAX5048B

Figure 2. MAX5048A/MAX5048B Functional Diagram

MAX5048A

MAX5048B

P_OUT

N_OUT

IN-

GND

IN+

V+

(4V TO 12.6V)

Figure 3. Noninverting Application

MAX5048A

MAX5048B

P_OUT

N_OUT

IN-

GND

IN+

V+

OUT

FROM PWM

CONTROLLER

(BOOST)

V+

(4V TO 12.6V)

Figure 4. Boost Converter

MAX5048A

MAX5048B

P_OUT

N_OUT

IN-

GND

IN+

V+

MAX5048A/

MAX5048B

P_OUT

N_OUT

IN-

GND

IN+

V+

FROM PWM

CONTROLLER

(BUCK)

OUT

4V TO 12V

Figure 5. MAX5048A/MAX5048B in High-Power Synchronous

Buck Converter

1 2 3 4 5 6 7 8 9

ABSOLUTE MAXIMUM RATINGS 2
ELECTRICAL CHARACTERISTICS 2
= 1000pF, T 4
Detailed Description 6
Applications Information 6
Pin Description 6
Layout Information 7
Chip Information 8
Package Information 9

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