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OPA548 Datasheet(PDF) 2 Page - Burr-Brown (TI) |
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OPA548 Datasheet(HTML) 2 Page - Burr-Brown (TI) |
2 / 16 page ® 2 OPA548 SPECIFICATIONS At TCASE = +25°C, VS = ±30V and E/S pin open, unless otherwise noted. OPA548T, F PARAMETER CONDITION MIN TYP MAX UNITS 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 VS = ±4V to ±30V 30 100 µV/V INPUT BIAS CURRENT(1) Input Bias Current(2) VCM = 0V –100 –500 nA vs Temperature TA = –40°C to +85°C ±0.5 nA/ °C Input Offset Current VCM = 0V ±5 ±50 nA NOISE Input Voltage Noise Density, f = 1kHz 90 nV/ √Hz Current Noise Density, f = 1kHz 200 fA/ √Hz INPUT VOLTAGE RANGE Common-Mode Voltage Range: Positive Linear Operation (V+) –3 (V+) –2.3 V Negative Linear Operation (V–) –0.1 (V–) –0.2 V Common-Mode Rejection VCM = (V–) –0.1V to (V+) –3V 80 95 dB INPUT IMPEDANCE Differential 107 || 6 Ω || pF Common-Mode 109 || 4 Ω || pF OPEN-LOOP GAIN Open-Loop Voltage Gain VO = ±25V, RL = 1kΩ 90 98 dB VO = ±25V, RL = 8Ω 90 dB FREQUENCY RESPONSE Gain-Bandwidth Product RL = 8Ω 1 MHz Slew Rate G = 1, 50Vp-p, RL = 8Ω 10 V/ µs Full Power Bandwidth See Typical Curve kHz Settling Time: ±0.1% G = –10, 50V Step 15 µs Total Harmonic Distortion + Noise, f = 1kHz RL = 8Ω, G = +3, Power = 10W 0.02(3) % OUTPUT Voltage Output, Positive IO = 3A (V+) –4.1 (V+) –3.7 V Negative IO = –3A (V–) +3.7 (V–) +3.3 V Positive IO = 0.6A (V+) –2.4 (V+) –2.1 V Negative IO = –0.6A (V–) +1.3 (V–) +1.0 V Maximum Continuous Current Output: dc ±3A ac 3 Arms Leakage Current, Output Disabled, dc See Typical Curve Output Current Limit Current Limit Range 0 to ±5A Current Limit Equation ILIM = (15000)(4.75)/(13750Ω + RCL)A Current Limit Tolerance(1) RCL = 14.8kΩ (ILIM = ±2.5A), ±100 ±250 mA RL = 8Ω Capacitive Load Drive See Typical Curve(4) 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 VE/S Low (output disabled) E/S Pin Forced Low (V–) +0.8 V IE/S High (output enabled) E/S Pin High –65 µA IE/S Low (output disabled) E/S Pin Low –70 µA Output Disable Time 1 µs Output Enable Time 3 µs Thermal Shutdown Status Output Normal Operation Sourcing 20 µA (V–) +2.4 (V–) +3.5 V Thermally Shutdown Sinking 5 µA, T J > 160°C (V–) +0.35 (V–) +0.8 V Junction Temperature, Shutdown +160 °C Reset from Shutdown +140 °C POWER SUPPLY Specified Voltage ±30 V Operating Voltage Range ±4 ±30 V Quiescent Current ILIM Connected to V–, IO = 0 ±17 ±20 mA Quiescent Current, Shutdown Mode ILIM Connected to V–, IO = 0 ±6mA TEMPERATURE RANGE Specified Range –40 +85 °C Operating Range –40 +125 °C Storage Range –55 +125 °C Thermal Resistance, θ JC 7-Lead DDPAK, 7-Lead TO-220 f > 50Hz 2 °C/W 7-Lead DDPAK, 7-Lead TO-220 dc 2.5 °C/W Thermal Resistance, θ JA 7-Lead DDPAK, 7-Lead TO-220 No Heat Sink 65 °C/W NOTES: (1) High-speed test at TJ = +25°C. (2) Positive conventional current flows into the input terminals. (3) See “Total Harmonic Distortion+Noise vs Frequency” in the Typical Performance Curves section for additional power levels. (4) See “Small-Signal Overshoot vs Load Capacitance” in the Typical Performance Curves section. |
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