LT3045 datasheet(5/45 Pages) AD

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Data Sheet

LT3097

SPECIFICATIONS

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Rev. 0 | 5 of 45

Table 1. Electrical Characteristics (Continued)

Parameter

Test Conditions/Comments

Min

Typ

Max

Unit

ILN = 500 mA, bandwidth = 10 Hz to 100 kHz, CSETN =

4.7 µF, –19.5 V ≤ VOUTN ≤ –1.5 V

0.8

µV rms

ILN = 500 mA, bandwidth = 10 Hz to 100 kHz, CSETN =

4.7 µF, –1.5 V < VOUTN ≤ 0 V

1.8

µV rms

POSITIVE OUTPUT PEAK-TO-PEAK 1/F NOISE5, 11

ILP = 500 mA, bandwidth = 0.1 Hz to 10 Hz, CSETP = 4.7

µF, VOUTP = 3.3 V

µV p-p

ILP = 500 mA, bandwidth = 0.1 Hz to 10 Hz, CSETP = 22

µF, VOUTP = 3.3 V

µV p-p

NEGATIVE OUTPUT PEAK-TO-PEAK 1/F NOISE6, 12

ILN = 500 mA, bandwidth = 0.1 Hz to 10 Hz, CSETN = 4.7

µF, VOUTN = –3.3 V

µV p-p

ILN = 500 mA, bandwidth = 0.1 Hz to 10 Hz, CSETN = 22

µF, VOUTN = –3.3 V

3.2

µV p-p

POSITIVE REFERENCE CURRENT RMS OUTPUT

NOISE5, 11

Bandwidth = 10 Hz to 100 kHz

nA rms

NEGATIVE REFERENCE CURRENT RMS OUTPUT

NOISE6, 12

Bandwidth = 10 Hz to 100 kHz

nA rms

POSITIVE POWER-SUPPLY REJECTION RATIO (PSRR)

1.3 V ≤ VOUTP ≤ 15 V (VINP – VOUTP = 2 V (Avg)5, 11)

Ripple voltage (VRIPPLE) = 500 mV p-p, ripple frequency

(fRIPPLE) = 120 Hz, ILP = 500 mA, CSETP = 4.7 µF

117

VRIPPLE = 150 mV p-p, fRIPPLE = 10 kHz, ILP = 500 mA,

CSETP = 0.47 µF

VRIPPLE = 150 mV p-p, fRIPPLE = 100 kHz, ILP = 500 mA,

CSETP = 0.47 µF

VRIPPLE = 150 mV p-p, fRIPPLE = 1 MHz, ILP = 500 mA,

CSETP = 0.47 µF

VRIPPLE = 80 mV p-p, fRIPPLE = 10 MHz, ILP = 500 mA,

CSETP = 0.47 µF

0 V ≤ VOUTP < 1.3 V (VINP – VOUTP = 2 V (Avg)5, 11)

VRIPPLE = 500 mV p-p, fRIPPLE = 120 Hz, ILP = 500 mA,

CSETP = 0.47 µF

104

VRIPPLE = 50 mV p-p, fRIPPLE = 10 kHz, ILP = 500 mA,

CSETP = 0.47 µF

VRIPPLE = 50 mV p-p, fRIPPLE = 100 kHz, ILP = 500 mA,

CSETP = 0.47 µF

VRIPPLE = 50 mV p-p, fRIPPLE = 1 MHz, ILP = 500 mA,

CSETP = 0.47 µF

VRIPPLE = 50 mV p-p, fRIPPLE = 10 MHz, ILP = 500 mA,

CSETP = 0.47 µF

NEGATIVE POWER-SUPPLY REJECTION RATIO

(PSRR)

–18 V ≤ VOUTN ≤ –1.5 V (VINN – VOUTN = 2 V (Avg)6, 12) VRIPPLE = 500 mV p-p, fRIPPLE = 120 Hz, ILN = 500 mA,

CSETN = 4.7 µF

108

VRIPPLE = 500 mV p-p, fRIPPLE = 10 kHz, ILN = 500 mA,

CSETN = 0.47 µF

VRIPPLE = 500 mV p-p, fRIPPLE = 100 kHz, ILN = 500 mA,

CSETN = 0.47 µF

VRIPPLE = 500 mV p-p, fRIPPLE = 1 MHz, ILN = 500 mA,

CSETN = 0.47 µF

VRIPPLE = 500 mV p-p, fRIPPLE = 10 MHz, ILN = 500 mA,

CSETN = 0.47 µF

–1.5 V < VOUTN ≤ 0 V (VINN – VOUTN = 2 V (Avg)6, 12)

VRIPPLE = 500 mV p-p, fRIPPLE = 120 Hz, ILN = 500 mA,

CSETN = 4.7 µF

108

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