ISL80112EVAL1Z datasheet(7/17 Pages) INTERSIL

Part #	ISL80112EVAL1Z

Description	Ultra Low Dropout 1A, 2A, 3A Low Input Voltage NMOS LDOs

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Manufacturer	INTERSIL [Intersil Corporation]

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ISL80111, ISL80112, ISL80113

7

FN7841.2

November 1, 2013

Typical Operating Performance Unlessotherwisenoted,V

IN = 1.8V, VBIAS = 3.3V, VOUT = 1.2V, CIN = COUT = 10µF,

TJ = +25°C, ILOAD = 0A.

FIGURE 5. DROPOUT vs VBIAS

FIGURE 6. VADJ DISTRIBUTION

FIGURE 7.

ΔVADJ vs TEMPERATURE

FIGURE 8. LOAD REGULATION vs TEMPERATURE

FIGURE 9. LOAD REGULATION, VOUT vs IOUT

FIGURE 10. VIN LINE REGULATION

0

10

20

30

40

50

60

70

80

90

100

-40

25

125

TEMPERATURE (°C)

3A V

BIAS

= 3.3V

3A V

BIAS

= 5V

2A V

BIAS

= 3.3V

2A V

BIAS

= 5V

1A V

BIAS

= 3.3V

1A V

BIAS

= 5V

0

2

4

6

8

10

12

14

16

18

500.0 500.5 501.0 501.5 502.0 502.5 503.0 503.5 504.0

VADJ @ +25°C (mV)

0.985

0.990

0.995

1.000

1.005

1.010

1.015

-40

0

25

85

125

TEMPERATURE (°C)

-1.00

-0.90

-0.80

-0.70

-0.60

-0.50

-0.40

-0.30

-0.20

-0.10

0.00

-40

0

25

85

125

TEMPERATURE (°C)

IOUT = 0A - 3A

LOAD CURRENT (A)

0

0.5

1.0

1.5

2.0

2.5

3.0

1.2200

1.2175

1.2150

1.2125

1.2100

1.2075

1.2050

1.2025

1.2000

1.1975

1.1950

1.1925

1.1900

VIN = 1.6V, VBIAS = 2.9V

VBIAS=3.7V

VBIAS = 3.7V

1.205

1.204

1.203

1.202

1.201

1.200

1.199

1.198

1.197

1.196

1.195

INPUT VOLTAGE (V)

1.61.8 2.02.2 2.42.6 2.83.0 3.2 3.4 3.63.8 4.0

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