LT3073AVPBF datasheet(15/37 Pages) AD

tên linh kiện	LT3073AVPBF

Giải thích chi tiết về linh kiện	3A, Ultra-Low Noise, High PSRR, 45mV Dropout Ultra-Fast Linear Regulator

PDF	37 Pages

Scroll/Zoom	100%

nhà sản xuất	AD [Analog Devices]

Trang chủ	http://www.analog.com

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15 / 37 page

Data Sheet

LT3073

analog.com

Rev 0.

15 of 37

TYPICAL PERFORMANCE CHARACTERISTICS

TJ = 25°C unless noted otherwise.

Figure 22. BIAS Pin Current in Dropout

Figure 23. BIAS Pin Current in Dropout

Figure 24. BIAS Pin Undervoltage Lockout Threshold

Figure 25. EN Pin Threshold

Figure 26. EN Pin Current

Figure 27. VO0, VO1, VO2 and MARG Pin Thresholds

ILOAD = 100mA

VIN = VOUT(NOMINAL) = 0.5V

VIN = VOUT(NOMINAL) = 1.2V

VIN = VOUT(NOMINAL) = 3.3V

BIAS VOLTAGE (V)

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

5.5

6.0

VIN = VOUT(NOMINAL) = 0.5V

ILOAD = 100mA

VBIAS = 2.375V

VBIAS = 5.5V

TEMPERATURE (°C)

–50

–25

100

125

150

100

VBIAS RISING

VBIAS FALLING

TEMPERATURE (°C)

–50

–25

100

125

150

1.7

1.8

1.9

2.0

2.1

2.2

2.3

2.4

EN RISING

EN FALLING

TEMPERATURE (°C)

–50

–25

100

125

150

1.00

1.05

1.10

1.15

1.20

1.25

1.30

1.35

1.40

25°C

125°C

VBIAS = 5.5V

EN PIN VOLTAGE (V)

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

5.5

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

–40°C

LOGIC Hi-Z TO LOGIC LOW

LOGIC LOW TO LOGIC Hi-Z

LOGIC Hi-Z TO LOGIC HIGH

LOGIC HIGH TO LOGIC Hi-Z

TEMPERATURE (°C)

–50

–25

100

125

150

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

2.0

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