OPA2172

Product Folder Order Now Technical Documents Tools & Software Support & Community Reference Design OPA172, OPA2172, OPA4172 SBOS618I – DECEMBER 2013 – REVISED MAY 2018 OPAx172 36-V, Single-Supply, 10-MHz, Rail-to-Rail Output Operational Amplifiers 1 Features 1 Wide Supply Range: +4.5 V to +36 V, ±2.25 V to ±18 V Low Offset Voltage: ±0.2 mV Low Offset Drift: ±0.3 µV/°C Gain Bandwidth: 10 MHz Low Input Bias Current: ±8 pA Low Quiescent Current: 1.6 mA per Amplifier Low Noise: 7 nV/√Hz EMI and RFI Filtered Inputs Input Range Includes the Negative Supply Input Range Operates to Positive Supply Rail-to-Rail Output High Common-Mode Rejection: 120 dB Industry-Standard Packages: – SOIC-8, VSSOP-8, SOIC-14, TSSOP-14 microPackages: Single in SC70, SOT-23, Dual in WSON-8 2 Applications Tracking Amplifier in Power Modules Merchant Power Supplies Transducer Amplifiers Bridge Amplifiers Temperature Measurements Strain Gauge Amplifiers Precision Integrators Test Equipment JFET-Input Low-Noise Amplifier VCC V1 15 V VEE V2 15 V VCC R1 3.9 kŸ LSK489 R2 3.9 kŸ VEE OPA172 ++ VCC VOUT R3 1.13 kŸ Q1 Q2 Q3 MMBT4401 R5 300 Ÿ VCC R6 27.4 kŸ Q4 MMBT4401 R4 11.5 Ÿ VEE 3 Description The OPA172, OPA2172 and OPA4172 (OPAx172) are a family of 36-V, single-supply, low-noise operational amplifiers capable of operating on supplies ranging from +4.5 V (±2.25 V) to +36 V (±18 V). This latest addition of high-voltage CMOS operational amplifiers, in...