LT3045 datasheet(21/38 Pages) AD

Nome de Peças	LT3045

Descrição Electrónicos	5.5V, 3A, Ultra-Low Noise, High PSRR, 85mV Dropout Ultra-Fast Linear Regulator

PDF	38 Pages

Scroll/Zoom	100%

Fabricante Electrônico	AD [Analog Devices]

Página de início	http://www.analog.com

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21 / 38 page

Data Sheet

LT3077

analog.com

Rev. 0

21 of 38

TYPICAL PERFORMANCE CHARACTERISTICS

TJ = 25°C, unless noted otherwise.

Figure 52. Noise Spectral Density

Figure 53. Noise Spectral Density

Figure 54. Integrated RMS Output Noise (10Hz to 100kHz)

Figure 55. Integrated RMS Output Noise (10Hz to 100kHz)

Figure 56. Integrated RMS Output Noise (10Hz to 100kHz)

Figure 57. Output Noise (10Hz to 100kHz)

VIN = VOUT + 0.3V

VBIAS = 5V

COUT = 22µF

ILOAD = 3A

CREF = 4.7µF

VOUT = 0.5V

VOUT = 1V

VOUT = 3.3V

FREQUENCY (Hz)

100

10k

100k

10M

0.1

100

VIN = 1.3V

VBIAS = 5V

VOUT = 1V

ILOAD = 3A

CREF = 4.7µF

COUT = 10µF

COUT = 22µF

FREQUENCY (Hz)

100

10k

100k

10M

0.1

100

VIN = 1.3V

VOUT = 1V

VBIAS = 3.3V

CREF = 4.7µF

COUT = 22µF

LOAD CURRENT (A)

0.5

1.0

1.5

2.0

2.5

3.0

0.4

0.8

1.2

1.6

2.0

VIN = VOUT + 0.3V

IOUT = 3A

VBIAS = 5.5V

CREF = 4.7µF

COUT = 22µF

OUTPUT VOLTAGE (V)

0.4

0.8

1.2

1.6

2.0

VIN = 1.3V

IOUT = 3A

VOUT = 1V

VBIAS = 5.5V

COUT = 22µF

REF PIN CAPACITANCE (µF)

0.01

0.1

100

0.8

1.6

2.4

3.2

4.0

VIN = 1.3V

VOUT = 1V

CREF = 4.7µF

COUT = 22µF

ILOAD = 3A

1ms/DIV

5µV/DIV

A N A L O G D E V I C E S

C O N F I D E N T I A L

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