MCP1253 datasheet(6/18 Pages) MICROCHIP

6 / 18 page

MCP1252/3

DS21752A-page 6

 2002 Microchip Technology Inc.

Note: Unless otherwise indicated, VIN = 3.6V, TA = 25°C, CIN = COUT = 10 mF, CFLY = 1 mF, all capacitors X7R ceramic.

FIGURE 2-7:

Output Voltage vs.

Temperature (MCP1252-33X50,

MCP1253-33X50).

FIGURE 2-8:

Output Voltage vs.

Temperature (MCP1252-33X50,

MCP1253-33X50).

FIGURE 2-9:

Line Transient Response.

FIGURE 2-10:

Quiescent Current vs.

Temperature (MCP1253-33X50).

FIGURE 2-11:

Quiescent Current vs.

Temperature (MCP1252-33X50).

FIGURE 2-12:

Load Transient Response.

4.98

4.99

5.00

5.01

5.02

5.03

-40 -25 -10 5

20 35 50 65 80 95 110 125

Temperature (°C)

MCP1252-33X50

MCP1253-33X50

SELECT = GND

VOUT = 5.0V

IOUT = 120 mA

3.28

3.29

3.30

3.31

3.32

3.33

-40 -25 -10 5

20 35 50 65 80 95 110 125

Temperature (°C)

MCP1252-33X50

MCP1253-33X50

SELECT = VIN

VOUT = 3.3V

IOUT = 120 mA

-40 -25 -10 5

20 35 50 65 80 95 110 125

Temperature (°C)

MCP1253-33X50

SELECT = GND

VOUT = 5.0V, IOUT = 0 mA

VIN = 5.5V

VIN = 3.6V

VIN = 2.7V

VIN = 2.3V

-40 -25 -10 5

20 35 50 65 80 95 110 125

Temperature (°C)

VIN = 5.5V

VIN = 3.6V

VIN = 2.7V

VIN = 2.3V

MCP1252-33X50

SELECT = GND

VOUT = 5.0V, IOUT = 0 mA

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