MCP1252_14 datasheet(5/20 Pages) MICROCHIP

Part #	MCP1252

Description	Low-Noise, Positive-Regulated Charge Pump

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Manufacturer	MICROCHIP [Microchip Technology]

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 2002-2014 Microchip Technology Inc.

DS20001752C-page 5

MCP1252/3

2.0

TYPICAL PERFORMANCE CURVES

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

FIGURE 2-1:

Output Voltage vs. Supply

Voltage (MCP1252-33X50).

.

FIGURE 2-2:

Output Voltage vs. Supply

Voltage (MCP1252-33X50).

FIGURE 2-3:

Output Voltage vs. Supply

Voltage (MCP1252-ADJ).

FIGURE 2-4:

Percent Efficiency vs.

Supply Voltage (MCP1252-33X50).

FIGURE 2-5:

Power Efficiency vs. Supply

Voltage (MCP1252-33X50).

FIGURE 2-6:

Power Efficiency vs. Supply

Voltage (MCP1252-ADJ).

Note:

The graphs and tables provided following this note are a statistical summary based on a limited number of

samples and are provided for informational purposes only. The performance characteristics listed herein

are not tested or guaranteed. In some graphs or tables, the data presented may be outside the specified

operating range (e.g., outside specified power supply range) and therefore outside the warranted range.

4.99

5.00

5.01

5.02

5.03

5.04

5.05

2.0

2.5

3.0

3.5

4.0

4.5

5.0

5.5

6.0

Supply Voltage (V)

10 mA

80 mA

120 mA

MCP1252-33X50

SELECT = GND

V

OUT = 5.0V

3.31

3.32

3.33

3.34

2.0

2.5

3.0

3.5

4.0

4.5

5.0

5.5

6.0

Supply Voltage (V)

10 mA

80 mA

120 mA

MCP1252-33X50

SELECT = VIN

VOUT = 3.3V

2.99

3.00

3.01

3.02

1.52.0

2.53.0

3.54.0

4.55.0

5.56.0

Supply Voltage (V)

10 mA

80 mA

120 mA

MCP1252-ADJ

VOUT = 3.0V

0

10

20

30

40

50

60

70

80

90

100

2.0

2.5

3.0

3.5

4.0

4.5

5.0

5.5

6.0

Supply Voltage (V)

10 mA

80 mA

120 mA

MCP1252-33X50

SELECT = GND

VOUT = 5.0V

0

10

20

30

40

50

60

70

80

90

100

2.02.5

3.03.5

4.04.5

5.05.5

6.0

Supply Voltage (V)

10 mA

80 mA

120 mA

MCP1252-33X50

SELECT = VIN

VOUT = 3.3V

0

10

20

30

40

50

60

70

80

90

100

1.52.0

2.53.0

3.5

4.0

4.55.0

5.5

6.0

Supply Voltage (V)

10 mA

80 mA

120 mA

MCP1252-ADJ

VOUT = 3.0V

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