LT3073AVPBF datasheet(18/37 Pages) AD

18 / 37 page

Data Sheet

LT3073

analog.com

Rev 0.

18 of 37

TYPICAL PERFORMANCE CHARACTERISTICS

TJ = 25°C unless noted otherwise.

Figure 40. External Current Limit (1A)

Figure 41. Internal Current Limit

Figure 42. Load Regulation

Figure 43. Line Regulation to IN

Figure 44. Line Regulation to BIAS

Figure 45. IN Pin PSRR

VIN = 1.3V

VOUT = 0V

RIMON = 3kΩ

VBIAS = 2.375V

VBIAS = 5.5V

TEMPERATURE (°C)

–50

–25

100

125

150

0.80

0.85

0.90

0.95

1.00

1.05

1.10

1.15

1.20

VIN = 1.3V

VOUT = 0V

VBIAS = 2.375V

VBIAS = 5.5V

TEMPERATURE (°C)

–50

–25

100

125

150

4.00

4.15

4.30

4.45

4.60

4.75

4.90

5.05

5.20

5.35

5.50

VOUT = 0.5V, VBIAS = 2.375V, ΔIOUT = 50mA TO 3A

VOUT = 1.2V, VBIAS = 2.4V, ΔIOUT = 10mA TO 3A

VOUT = 3.3V, VBIAS = 4.5V, ΔIOUT = 10mA TO 3A

VOUT = 4.2V, VBIAS = 5.5V, ΔIOUT = 10mA TO 3A

TEMPERATURE (°C)

–50

–25

100

125

150

–0.8

–0.7

–0.6

–0.5

–0.4

–0.3

–0.2

–0.1

0.1

0.2

ΔVIN = VOUT + 200mV TO 5.5V

VOUT = 0.5V, VBIAS = 2.375V, ILOAD = 50mA

VOUT = 4.2V, VBIAS = 5.5V, ILOAD = 10mA

TEMPERATURE (°C)

–50

–25

100

125

150

–0.3

–0.2

–0.1

0.0

0.1

0.2

0.3

0.4

0.5

VIN = VOUT + 200mV

VOUT = 0.5V, VBIAS = 2.375V TO 5.5V, ILOAD = 50mA

VOUT = 3.3V, VBIAS = 4.5V TO 5.5V, ILOAD = 10mA

TEMPERATURE (°C)

–50

–25

100

125

150

–0.30

–0.25

–0.20

–0.15

–0.10

–0.05

0.05

0.10

VOUT = 1V

VIN = VOUT + 0.3V

VBIAS = 5V

COUT = 22µF

ILOAD = 1A

ILOAD = 2A

ILOAD = 3A

FREQUENCY (Hz)

100

10k

100k

10M

100

110

120

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