MCP16413 datasheet(11/44 Pages) MICROCHIP

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DS20006394D-page 11

MCP1641X

Note: Unless otherwise indicated, VIN = EN = 1.2V, COUT = CIN = 10 µF, L = 4.7 µH, VOUT = 3.3V, ILOAD = 10 mA,

TA = +25°C, 10-Lead MSOP Package, PFM/PWM Options = MCP16411/3/5/7, PWM Only Options = MCP16412/4/6/8.

FIGURE 2-25:

3.3V VOUT, Inductor Peak

Current Limit vs.VIN.

FIGURE 2-26:

5.0V VOUT, Inductor Peak

Current Limit vs.VIN.

FIGURE 2-27:

Load Regulation, PWM Only

Options.

FIGURE 2-28:

2.0V VOUT, Inductor Peak

Current Limit vs. VIN.

FIGURE 2-29:

UVLOSTART and UVLOSTOP

vs. Ambient Temperature.

FIGURE 2-30:

N-Channel and P-Channel,

RDSON vs. > VIN or VOUT.

0.4

0.6

0.8

1.2

1.4

1.6

1.8

2.2

2.4

0.8

1.2

1.4

1.6

1.8

2.2

2.4

2.6

2.8

Input Voltage (V)

L = 4.7 µH

A = +85°C

A = +25°C

A =-40°C

0.4

0.6

0.8

1.2

1.4

1.6

1.8

2.2

2.4

0.8

1.2

1.6

2.4

2.8

3.2

3.6

4.4

4.8

Input Voltage (V)

A = +85°C

A = +25°C

A =-40°C

L = 4.7 µH

3.26

3.27

3.28

3.29

3.3

3.31

3.32

3.33

3.34

100

Load Current (mA)

IN =2.5V

IN =1.5V

0.4

0.6

0.8

1.2

1.4

1.6

1.8

0.8

0.9

1.1

1.2

1.3

1.4

1.5

1.6

1.7

1.8

1.9

Input Voltage (V)

L = 2.2 µH

A = +85°C

A = +25°C

A =-40°C

0.75

0.77

0.79

0.81

0.83

0.85

0.87

0.89

-40

-25

-10

Ambient Temperature (°C)

LOAD = 10 mA

UVLO

START

UVLO

STOP

0.8 1.2 1.6

2.4 2.8 3.2 3.6

4.4 4.8 5.2

> V

IN or VOUT

P - Channel

N - Channel

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