MIC23156 datasheet(9/32 Pages) MICROCHIP

Part #	MIC23156

Description	1.5A, 3MHz Synchronous Buck Regulator with HyperLight Load짰 and I2C Control for Dynamic Voltage Scaling

PDF	32 Pages

Scroll/Zoom	100%

Manufacturer	MICROCHIP [Microchip Technology]

Direct Link	http://www.microchip.com

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9 / 32 page

 2017 Microchip Technology Inc.

DS20005919A-page 9

MIC23156

FIGURE 2-13:

Enable Threshold vs. Input

Voltage.

FIGURE 2-14:

PGOOD Threshold vs. Input

Voltage.

FIGURE 2-15:

Output Voltage vs. DAC

Linearity.

FIGURE 2-16:

 Output Voltage vs. DAC

DNL.

FIGURE 2-17:

Switching Frequency vs.

Temperature.

FIGURE 2-18:

Switching Frequency vs.

Output Current.

0.5

0.6

0.7

0.8

0.9

1.1

1.2

2.53

3.544.5

55.5

INPUT VOLTAGE (V)

ENABLE RISING

ENABLE FALLING

70%

75%

80%

85%

90%

95%

100%

2.5

3.5

4.5

5.5

INPUT VOLTAGE (V)

PGOOD RISING

PGOOD FALLING

0.6

1.4

1.8

2.2

2.6

255075

100

125

150

175

DAC VOLTAGE CODE

IOUT = 250 mA

COUT = 2.2 µF

9.5

10.5

255075

100

125

150

175

DAC VOLTAGE CODE

IOUT = 250 mA

COUT = 2.2 µF

-40

-20

2040

6080

100

120

TEMPERATURE (

°C)

VIN = 3.6V

VOUTNOM = 1.0V

COUT = 2.2 µF

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

100

1000

10000

OUTPUT CURRENT (mA)

VOUT = 1.8V

COUT = 2.2 µF

2.2 µH

1.0 µH

MIC23156 Datasheet(PDF) 9 Page - Microchip Technology

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