Datasheet LT1803, LT1804, LT1805 (Analog Devices)
| Fabricante | Analog Devices |
| Descripción | Single/Dual/Quad 100V/µs, 85MHz, Rail-to-Rail Input and Output Op Amps |
| Páginas / Página | 20 / 1 — FEATURES. DESCRIPTIO. Slew Rate: 100V/. Gain Bandwidth Product: 85MHz. … |
| Formato / tamaño de archivo | PDF / 411 Kb |
| Idioma del documento | Inglés |
FEATURES. DESCRIPTIO. Slew Rate: 100V/. Gain Bandwidth Product: 85MHz. Input Common Mode Range Includes Both Rails
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Versión de texto del documento
LT1803/LT1804/LT1805 Single/Dual/Quad 100V/µs, 85MHz, Rail-to-Rail Input and Output Op Amps
U FEATURES DESCRIPTIO
■
Slew Rate: 100V/
µ
s
The LT®1803/LT1804/LT1805 are single/dual/quad, low ■
Gain Bandwidth Product: 85MHz
power, high speed rail-to-rail input and output operational ■
Input Common Mode Range Includes Both Rails
amplifiers with excellent DC performance. The LT1803/ ■
Output Swings Rail-to-Rail
LT1804/LT1805 feature reduced supply current, lower ■
Low Quiescent Current: 3mA Max per Amplifier
input offset voltage, lower input bias current and higher DC gain than other devices with comparable bandwidth ■ Large Output Current: 42mA and slew rate. ■ Voltage Noise: 21nV/√Hz ■ Power Supply Rejection: 90dB Typically, the LT1803/LT1804/LT1805 have an input off- ■ Open-Loop Gain: 60V/mV set voltage of 350µV, an input bias current of 125nA and ■ Operating Temperature Range: – 40°C to 85°C an open-loop gain of 60V/mV. ■ Single Available in the 8-Pin SO and 5-Pin Low Profile The LT1803/LT1804/LT1805 have an input range that (1mm) SOT-23 (ThinSOTTM) Package includes both supply rails and an output that swings within ■ Dual Available in 8-Lead DFN and SO Packages 20mV of either supply rail to maximize the signal dynamic ■ Quad Available in the 14-Pin Narrow SO Package range in low supply applications.
U
The LT1803/LT1804/LT1805 are specified at 3V, 5V and
APPLICATIO S
±5V supplies and typically maintain their performance for ■ Low Voltage, High Frequency Signal Processing supplies from 2.3V to 12.6V. The inputs can be driven beyond the supplies without damage or phase reversal of ■ Driving A/D Converters the output. ■ Rail-to-Rail Buffer Amplifiers ■ Active Filters The LT1803 is available in the 8-pin SO package with the ■ Video Line Driver standard op amp pinout and in the 5-pin SOT-23 package. The LT1804 is available in 8-pin DFN and SO packages , LTC and LT are registered trademarks of Linear Technology Corporation. ThinSOT is a trademark of Linear Technology Corporation. with the standard op amp pinouts. The LT1805 features the standard quad op amp configuration and is available in a 14-pin plastic SO package.
U TYPICAL APPLICATIO Inverting DC Restore Circuit Response Inverting DC Restore
R2 10k R1 V 1k – IN 50mV/DIV VIN A GND 1/2 LT1804 VOUT + + R4 VS V 100k OUT 500mV/DIV R5 GND 2k R3 – 1k D2 D1 1N4148 1N4148 B 1/2 LT1804 + C1 R6 50µs/DIV 18045 TA02 0.1µF 1M VS = ±5V 18045 TA01 V – S 180345f 1
U FEATURES DESCRIPTIO
■
Slew Rate: 100V/
µ
s
The LT®1803/LT1804/LT1805 are single/dual/quad, low ■
Gain Bandwidth Product: 85MHz
power, high speed rail-to-rail input and output operational ■
Input Common Mode Range Includes Both Rails
amplifiers with excellent DC performance. The LT1803/ ■
Output Swings Rail-to-Rail
LT1804/LT1805 feature reduced supply current, lower ■
Low Quiescent Current: 3mA Max per Amplifier
input offset voltage, lower input bias current and higher DC gain than other devices with comparable bandwidth ■ Large Output Current: 42mA and slew rate. ■ Voltage Noise: 21nV/√Hz ■ Power Supply Rejection: 90dB Typically, the LT1803/LT1804/LT1805 have an input off- ■ Open-Loop Gain: 60V/mV set voltage of 350µV, an input bias current of 125nA and ■ Operating Temperature Range: – 40°C to 85°C an open-loop gain of 60V/mV. ■ Single Available in the 8-Pin SO and 5-Pin Low Profile The LT1803/LT1804/LT1805 have an input range that (1mm) SOT-23 (ThinSOTTM) Package includes both supply rails and an output that swings within ■ Dual Available in 8-Lead DFN and SO Packages 20mV of either supply rail to maximize the signal dynamic ■ Quad Available in the 14-Pin Narrow SO Package range in low supply applications.
U
The LT1803/LT1804/LT1805 are specified at 3V, 5V and
APPLICATIO S
±5V supplies and typically maintain their performance for ■ Low Voltage, High Frequency Signal Processing supplies from 2.3V to 12.6V. The inputs can be driven beyond the supplies without damage or phase reversal of ■ Driving A/D Converters the output. ■ Rail-to-Rail Buffer Amplifiers ■ Active Filters The LT1803 is available in the 8-pin SO package with the ■ Video Line Driver standard op amp pinout and in the 5-pin SOT-23 package. The LT1804 is available in 8-pin DFN and SO packages , LTC and LT are registered trademarks of Linear Technology Corporation. ThinSOT is a trademark of Linear Technology Corporation. with the standard op amp pinouts. The LT1805 features the standard quad op amp configuration and is available in a 14-pin plastic SO package.
U TYPICAL APPLICATIO Inverting DC Restore Circuit Response Inverting DC Restore
R2 10k R1 V 1k – IN 50mV/DIV VIN A GND 1/2 LT1804 VOUT + + R4 VS V 100k OUT 500mV/DIV R5 GND 2k R3 – 1k D2 D1 1N4148 1N4148 B 1/2 LT1804 + C1 R6 50µs/DIV 18045 TA02 0.1µF 1M VS = ±5V 18045 TA01 V – S 180345f 1