MAX830 View Datasheet(PDF) - Maxim Integrated

Part Name

Description

Manufacturer

MAX830

5V/3.3V/3V/Adjustable-Output, 1A, Step-Down, PWM, Switch-Mode DC-DC Regulators

Maxim Integrated 

5V/3.3V/3V/Adjustable-Output, 1A,

Step-Down, PWM, Switch-Mode DC-DC Regulators

Table 1. MAX830 Maximum Load Current (continuous with qjA = +55°C/W) vs.

Output Voltage and Ambient Temperature

OUTPUT VOLTAGE

TA = +25°C

CONTINUOUS LOAD CURRENT

TA = +45°C

TA = +70°C

Up to 10V

1A

1A

1A

10V to 15V

1A

1A

0.8A

15V to 20V

1A

0.8A

0.7A

20V to 25V

0.8A

0.7A

0.6A

Table 2. MAX831/MAX832/MAX833 Maximum Load Current (continuous with

qjA = +55°C/W) vs. Ambient Temperature

OUTPUT VOLTAGE

Fixed:

5V, 3.3V or 3V

TA = +25°C

1A

CONTINUOUS LOAD CURRENT

TA = +45°C

1A

TA = +70°C

1A

INPUT

UP TO 30V

100µF

VIN

VSW

MAX830

VC

FB

10k

GND

0.047µF

100µH

MBR350

R1

R2

[ ] VOUT = 1 + R1 x 2.21V

R2

VOUT

470µF

STEP-DOWN CONVERTER

Figure 1. MAX830 Typical Operating Circuit

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