LM57 datasheet(10/39 Pages) TI2

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2.4

2.8

3.2

3.6

4.0

4.4

4.8

5.2

5.6

VDD

4.9

5.0

5.1

5.2

9.9

10.0

10.1

10.2

HYST J2

HYST J3

HYST J5

HYST J4

HYST J2

HYST J3

HYST J4

HYST J5

2.4

2.8

3.2

3.6

4.4

4.8

5.2

5.6

VDD (V)

945

946

947

948

949

950

100

200

300

400

500

600

700

-3.0

-2.8

-2.6

-2.4

-2.2

-2.0

-1.8

-1.6

-1.4

-1.2

-1.0

-0.8

-0.6

-0.4

-0.2

0.0

LOAD (2A)

Overhead =

100 mV

Overhead =

200 mV

Overhead =

400 mV

200 400 600 800

1200

0.0

0.2

0.6

1.0

1.4

1.6

2.0

2.4

2.6

2.8

LOAD (2A)

1000

1400 1600

0.4

0.8

1.2

1.8

2.2

3.0

VDD = 2.4V

VDD = 2.7V

VDD = 3.3V

VDD = 5.0V

2.4

2.8

3.2

3.6

4.0

4.4

4.8

5.2

5.6

VDD (V)

T = 30°C

T = 150°C

T = -40°C

-50 -30 -10 10 30 50 70 90 110 130 150

TEMPERATURE (°C)

VDD = 5.5V

VDD = 3.5V

VDD = 2.4V

LM57-Q1

SNIS191A – JULY 2015 – REVISED JULY 2015

www.ti.com

6.7 Typical Characteristics

Figure 4. Supply Current vs Temperature

Figure 3. Supply Current vs Supply Voltage

Figure 6. Load Regulation: Change In VTEMP vs Sink Current

Figure 5. Load Regulation: Change In VTEMP vs Source

Current Overhead Is Vdd-Vtemp

Figure 7. Line Regulation: VTEMP vs Supply Voltage

Figure 8. Line Regulation: Hysteresis vs Supply Voltage

30°C

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