MCP1256_13 datasheet(9/24 Pages) MICROCHIP

Part #	MCP1256

Description	Regulated 3.3V, Low-Ripple Charge Pump with Low- Operating Current SLEEP Mode or BYPASS Mode

PDF	24 Pages

Scroll/Zoom	100%

Manufacturer	MICROCHIP [Microchip Technology]

Direct Link	http://www.microchip.com

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9 / 24 page

 2006-2013 Microchip Technology Inc.

DS21989B-page 9

MCP1256/7/8/9

TYPICAL PERFORMANCE CURVES (CONTINUED)

NOTE: Unless otherwise indicated, C

IN = COUT = 10 µF, C1 = C2 = 1µF, IOUT = 10 mA, and TA= +25°C.

FIGURE 2-19:

Output Voltage Ripple vs.

Time - Normal 1.5x Mode.

FIGURE 2-20:

Output Voltage Ripple vs.

Time - SLEEP Mode.

FIGURE 2-21:

Output Voltage Ripple vs.

Time - SLEEP Mode.

FIGURE 2-22:

Output Voltage Ripple vs.

Time - SLEEP Mode.

FIGURE 2-23:

Output Voltage Ripple vs.

Time - SLEEP Mode.

FIGURE 2-24:

Output Voltage Ripple vs.

Time - Mode Transition: SLEEP Mode-to-Normal

2x Mode-to-SLEEP Mode.

-0.04

-0.03

-0.02

-0.01

0.00

0.01

0.02

0.03

0.04

012

34567

Time (µs)

VIN = 3.0V

IOUT = 100 mA

-0.20

-0.15

-0.10

-0.05

0.00

0.05

0.10

0.15

0.20

Time (µs)

VIN = 2.4V

IOUT = 1 mA

-0.20

-0.15

-0.10

-0.05

0.00

0.05

0.10

0.15

0.20

Time (µs)

VIN = 2.4V

IOUT = 10 mA

-0.20

-0.15

-0.10

-0.05

0.00

0.05

0.10

0.15

0.20

Time (µs)

VIN = 3.0V

IOUT = 1 mA

-0.20

-0.15

-0.10

-0.05

0.00

0.05

0.10

0.15

0.20

Time (µs)

VIN = 3.0V

IOUT = 10 mA

Time (µs)

-0.60

-0.50

-0.40

-0.30

-0.20

-0.10

0.00

0.10

0.20

VIN = 2.4V

IOUT = 10 mA

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