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OPA548T Datasheet(PDF) 6 Page - Texas Instruments |
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OPA548T Datasheet(HTML) 6 Page - Texas Instruments |
6 / 39 page OPA548 SBOS070C – OCTOBER 1997 – REVISED JUNE 2015 www.ti.com 7.5 Electrical Characteristics over operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT OFFSET VOLTAGE Input Offset Voltage VCM = 0, IO = 0 ±2 ±10 mV vs Temperature TA = –40°C to 85°C ±30 µV/°C vs Power supply VCM = 0 V 30 100 µV/V INPUT BIAS CURRENT(1) Input Bias Current(2) VCM = 0 V –100 –500 nA vs Temperature TA = –40°C to 85°C ±0.5 nA/°C Input Offset Current VCM = 0 V ±5 ±50 nA NOISE Input Voltage Noise Density, f = 1 kHz 90 nV/ √Hz Current Noise Density, f = 1 kHz 200 fA/ √Hz INPUT VOLTAGE RANGE Positive Linear Operation (V+) – 3 (V+) – 2.3 V Common-Mode Voltage Range: Negative Linear Operation (V–) – 0.1 (V–) – 0.2 V Common-Mode Rejection VCM = (V–) –0.1V to (V+) –3 V 80 95 dB INPUT IMPEDANCE Differential 107 || 6 Ω || pF Common-Mode 109 || 4 Ω || pF OPEN-LOOP GAIN VO = ±25 V, RL = 1 kΩ 90 98 dB Open-Loop Voltage Gain VO = ±25 V, RL = 8 Ω 90 dB FREQUENCY RESPONSE Gain-Bandwidth Product RL = 8 Ω 1 MHz Slew Rate G = 1, 50Vp-p, RL = 8 Ω 10 V/µs Full-Power Bandwidth See Typical Characteristics kHz Settling Time: ±0.1% G = –10, 50-V Step 15 µs Total Harmonic Distortion + Noise, f = 1 kHz RL = 8 Ω, G = 3, Power = 10 W 0.02%(3) OUTPUT Voltage Output Positive IO = 3 A (V+) – 4.1 (V+) – 3.7 Negative IO = –3 A (V–) + 3.7 (V–) + 3.3 V V Positive IO = 0.6 A (V+) – 2.4 (V+) – 2.1 V Negative IO = –0.6 A (V–) + 1.3 (V–) + 1 V Maximum continuous DC ±3 A A current output: AC 3 Arms Arms Leakage Current, Output Disabled, DC See Typical Characteristics Output Current Limit Current Limit Range 0 to ±5 A Current Limit Equation ILIM = (15000)(4.75)/(13750 W + RCL) A Current Limit Tolerance(1) RCL = 14.8 kW (ILIM = ±2.5 A), ±100 ±250 mA RL = 8 Ω Capacitive Load Drive See Figure 19 OUTPUT ENABLE /STATUS (E/S) PIN Shutdown Input Mode VE/S HIGH (output enabled) E/S Pin Open or Forced High (V–) + 2.4 V (1) High-speed test at TJ = 25°C. (2) Positive conventional current flows into the input terminals. (3) See Figure 12 for additional power levels. 6 Submit Documentation Feedback Copyright © 1997–2015, Texas Instruments Incorporated Product Folder Links: OPA548 |
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