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OPA4820
SBOS317D − SEPTEMBER 2004 − REVISED AUGUST 2008
Quad, Unity-Gain Stable, Low-Noise, Voltage-Feedback Operational Amplifier
FEATURES
DESCRIPTION
D HIGH BANDWIDTH: 220MHz (G = +2) D HIGH OUTPUT CURRENT: ±85mA D LOW INPUT NOISE: 2.5nV/√Hz D LOW SUPPLY CURRENT: 5.7mA/ch D FLEXIBLE SUPPLY VOLTAGE:
±2V to ±6.3V Dual Supply +4V to +12.6V Single Supply
D EXCELLENT DC ACCURACY:
Maximum 25°C Input Offset Voltage = 0.8mV Maximum 25°C Input Offset Current = 500nA
The OPA4820 provides a wideband, unity-gain stable, voltage-feedback amplifier with a very low input noise voltage and high output current using a low 5.7mA/ch supply current. At unity-gain, the OPA4820 gives > 600MHz bandwidth with < 1 dB peaking.