MCP1603-150ISLASHOS datasheet(8/26 Pages) MICROCHIP

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MCP1603

DS22042A-page 8

Typical Performance Curves (Continued)

Note: Unless otherwise indicated, VIN = SHDN =3.6V, COUT =CIN = 4.7 µF, L = 4.7 µH, VOUT(ADJ) = 1.8V, ILOAD = 100 mA,

TA = +25°C. Adjustable or fixed output voltage options can be used to generate the Typical Performance Characteristics.

FIGURE 2-7:

Efficiency vs. Input Voltage

(VOUT = 2.4V).

FIGURE 2-8:

Efficiency vs. Input Voltage

(VOUT = 3.3V).

FIGURE 2-9:

Line Regulation vs. Ambient

Temperature (VOUT = 1.8V).

FIGURE 2-10:

Efficiency vs. Output Load

(VOUT = 2.4V).

FIGURE 2-11:

Efficiency vs. Output Load

(VOUT = 3.3V).

FIGURE 2-12:

Output Voltage vs. Load

Current (VOUT = 1.8V).

100

33.544.555.5

Input Voltage (V)

VOUT = 2.4V

IOUT = 100 mA

IOUT = 500 mA

IOUT = 300 mA

85.0

87.5

90.0

92.5

95.0

97.5

100.0

3.5 3.75

4.25 4.5 4.75

5.25 5.5

Input Voltage (V)

VOUT = 3.3V

IOUT = 100 mA

IOUT = 500 mA

IOUT = 300 mA

0.1

0.2

0.3

0.4

0.5

0.6

-40 -25 -10 5

20 35 50 65 80 95 110 125

Ambient Temperature (

oC)

IOUT = 100 mA

IOUT = 300 mA

VOUT = 1.8V

100

0.1

100

1000

Output Current (mA)

VOUT = 2.4V

VIN = 4.2V

VIN = 2.7V

VIN = 3.6V

100

0.1

100

1000

Output Current (mA)

VOUT = 3.3V

VIN = 4.2V

VIN = 3.6V

1.74

1.75

1.76

1.77

1.78

1.79

1.80

1.81

1.82

100

150

200

250

300

350

400

450

500

Output Current (mA)

TA = +125

TA = - 40

TA = +25

TA = +90

MCP1603-150I/OS Datasheet(PDF) 8 Page - Microchip Technology

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