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OPA445AUG4 Datasheet(PDF) 3 Page - Texas Instruments |
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OPA445AUG4 Datasheet(HTML) 3 Page - Texas Instruments |
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3 / 25 page  OPA445 SBOS156B − MARCH 1987 − REVISED APRIL 2008 www.ti.com 3 ELECTRICAL CHARACTERISTICS Boldface limits apply over the specified temperature range, TA = −25°C to +85°C. VS = ±40V. At TA = +25°C, VS = ±40V, and RL = 5kΩ, unless otherwise noted. OPA445BM OPA445AP, AU, ADDA PARAMETER TEST CONDITIONS MIN TYP MAX MIN TYP MAX UNITS OFFSET VOLTAGE Input Offset Voltage VOS VCM = 0, IO = 0 ±1 ±3 ±1.5 ±5 mV vs Temperature VOS/dT TA = −25°C to +85°C ±10 * µV/°C vs Power Supply PSRR VS = ±10V to ±45V 4 100 ∗ ∗ µV/V INPUT BIAS CURRENT(1) Input Bias Current IB VCM = 0V ±10 ±50 ∗ ±100 pA Over Specified Temperature Range ±10 ±20 nA Input Offset Current IOS VCM = 0V ±4 ±20 ∗ ±40 pA Over Specified Temperature Range ±5 ±10 nA NOISE Input Voltage Noise Density, f = 1kHz en 15 ∗ nV/ √Hz Current Noise Density, f = 1kHz in 6 ∗ fA/ √Hz INPUT VOLTAGE RANGE Common-Mode Voltage Range VCM VS = ±40V (V−) + 5 (V+) − 5 ∗ ∗ V Common-Mode Rejection CMRR VCM = −35V to +35V 80 95 ∗ ∗ dB Over Specified Temperature Range 80 * dB INPUT IMPEDANCE Differential 1013 || 1 ∗ Ω || pF Common-Mode 1014 || 3 ∗ Ω || pF OPEN-LOOP GAIN, DC Open-Loop Voltage Gain AOL VO = −35V to +35V 100 110 ∗ ∗ dB Over Specified Temperature Range 97 ∗ dB FREQUENCY RESPONSE Gain Bandwidth Product GBW 2 ∗ MHz Slew Rate SR VO = 70VPP 5 15 ∗ ∗ V/ µs Full Power Bandwidth VO = 70VPP 23 70 ∗ ∗ kHz Rise Time VO = ±200mV 100 ∗ ns Overshoot G = +1, ZL = 5kΩ || 50pF 35 ∗ % Total Harmonic Distortion + Noise THD+N f = 1kHz, VO = 3.5Vrms, G = 1 0.0002 ∗ % f = 1kHz, VO = 10Vrms, G = 1 0.00008 ∗ % OUTPUT Voltage Output VO (V−) + 5 (V+) − 5 ∗ ∗ V Over Specified Temperature Range (V−) + 5 (V+) − 5 * * V Current Output IO VO = ±28V ±15 ∗ mA Output Resistance, Open Loop RO dc 220 ∗ Ω Short Circuit Current ISC ±26 ∗ mA Capacitive Load Drive CLOAD See Typical Characteristic(2) ∗ POWER SUPPLY Specified Operating Range VS ±40 ∗ V Operating Voltage Range ±10 ±45 ∗ ∗ V Quiescent Current IQ IO = 0 ±4.2 ±4.7 ∗ ∗ mA TEMPERATURE RANGE Specification Range −25 +85 ∗ ∗ °C Operating Range −55 +125 ∗ ∗ °C Storage Range −65 +125 −55 +125 °C Thermal Resistance, Junction-to-Ambient qJA TO-99 200 °C/W DIP-8 100 °C/W SO-8 Surface-Mount 150 °C/W SO-8 PowerPAD(3) 52 °C/W Thermal Resistance, Junction-to-Case qJC SO-8 PowerPAD(3) 10 °C/W NOTE: ∗ Specifications same as OPA445BM. (1) High-speed test at TJ = +25°C. (2) See Small-Signal Overshoot vs Load Capacitance in the Typical Characteristics section. (3) Test board 1in x 0.5in heat-spreader, 1oz copper. |
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