-40

-20

0

20

40

60

80

100

125

JUNCTION TEMPERATURE (

oC)

0

0.5

1

1.5

2

2.5

3

JUNCTION TEMPERATURE (

oC)

-40 -20

0

20

40

60

80 100 125

0

2

4

6

8

10

12

14

1.8

2.3

2.8

3.3

3.8

4.3

5.0

OUTPUT VOLTAGE (V)

0

1

2

3

4

5

6

TEMPERATURE (

oC)

-40

-20

0

20

40

60

80

100 125

0.001

0.01

0.1

1

10

4.4

4.45

4.5

4.55

4.6

4.65

4.7

4.75

4.8

4.85

4.9

OUTPUT LOAD CURRENT (A)

125

oC

25

oC

-40

oC

0

0.5

1

1.5

2

2.5

3

0

1

2

3

LOAD CURRENT (A)

0

200

400

600

100

300

500

25

o

C

-40

o

C

12

5

o

C

LP3853, LP3856

SNVS173G – FEBRUARY 2003 – REVISED APRIL 2013

www.ti.com

Typical Performance Characteristics

Unless otherwise specified: TJ = 25°C, COUT = 10µF, CIN = 10µF, S/D pin is tied to VIN, VOUT = 2.5V,

VIN = VO(NOM) + 1V, IL = 10 mA.

Ground Current

Dropout Voltage

vs

vs

Output Load Current

Output Load Current

VOUT = 5V

Figure 5.

Figure 6.

Ground Current

vs

Shutdown IQ

Output Voltage

vs

IL = 3A

Junction Temperature

Figure 7.

Figure 8.

Errorflag Threshold

DC Load Reg.

vs

vs

Junction Temperature

Junction Temperature

Figure 9.

Figure 10.

6

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