Dual and Quad Micropower Chopper Stabilized, RRIO Operational Amplifiers ISL28233, ISL28433 Features The ISL28233 and ISL28433 are dual and quad micropower, Low Input Offset Voltage 6V, Max. chopper stabilized operational amplifiers that are optimized for Low Offset Drift . 0.05V/C, Max. single and dual supply operation from 1.8V to 6.0V and 0.825V Quiescent Current (Per Amplifier) 18A, Typ. to 3.0V. Their low supply current of 18A and wide input range enable the ISL28233, ISL28433 to be excellent general purpose Single Supply Range .+1.8V to +6.0V op amps for a wide range of applications. The ISL28233 and Dual Supply Range 0.825V to 3.0V ISL28433 are ideal for handheld devices that operate off 2 AA or Low Noise (0.01Hz to 10Hz) . 1.0V , Typ. single Li-ion batteries. P-P Rail-to-Rail Inputs and Output The ISL28233 is available in 8 Ld MSOP, 8 Ld SOIC and 8 Ld DFN packages. The ISL28433 is available in 14 Ld TSSOP, 14 Ld SOIC Input Bias Current .180pA, Max. and 14 Ld 3mmx4mm TDFN packages. All devices operate over Operating Temperature Range -40C to +125C the temperature range of -40C to +125C. Applications Related Literature Bi-Directional Current Sense See AN1596, ISL28233SOICEVAL1Z Evaluation Board Users Temperature Measurement Guide Medical Equipment See AN1575, ISL28433SOICEVAL1Z, ISL28433TSSOPEVAL1Z Evaluation Board Users Guide Electronic Weigh Scales Precision/Strain Gauge Sensor Precision Regulation Low Ohmic Current Sense High Gain Analog Front Ends Typical Application V vs Temperature OS V 4 + I-SENSE+ +1.8V TO +6.0V 3 V REF 499k 2 4.99k 1 + V+ V SENSE V- 0 0.1 OUT - 499k 4.99k -1 -2 -3 GND I-SENSE- -4 -50 -25 0 25 50 75 100 125 BI-DIRECTIONAL CURRENT SENSE AMPLIFIER TEMPERATURE (C) July 26, 2011 CAUTION: These devices are sensitive to electrostatic discharge follow proper IC Handling Procedures. 1 1-888-INTERSIL or 1-888-468-3774 Copyright Intersil Americas Inc. 2010, 2011. All Rights Reserved FN7692.3 Intersil (and design) is a trademark owned by Intersil Corporation or one of its subsidiaries. All other trademarks mentioned are the property of their respective owners. INPUT OFFSET VOLTAGE (V)ISL28233, ISL28433 Ordering Information PART NUMBER PART PACKAGE PKG. (Notes 1, 2, 3) MARKING (Pb-Free) DWG. ISL28233FUZ 233FZ 8 Ld MSOP M8.118A ISL28233FRZ 233Z 8 Ld 3mmx3mm DFN L8.3x3J ISL28233FBZ 28233 FBZ 8 Ld SOIC M8.15E ISL28433FBZ 28433 FBZ 14 Ld SOIC MDP0027 ISL28433FVZ 28433 FVZ 14 Ld TSSOP MDP0044 Coming Soon ISL28433FRTZ TBD 14 Ld 3x4 mm TDFN TBD ISL28233SOICEVAL1Z Evaluation Board ISL28433TSSOPEVAL1Z Evaluation Board ISL28433SOICEVAL1Z Evaluation Board NOTES: 1. Add -T* suffix for tape and reel. Please refer to TB347 for details on reel specifications. 2. These Intersil Pb-free plastic packaged products employ special Pb-free material sets, molding compounds/die attach materials, and 100% matte tin plate plus anneal (e3 termination finish, which is RoHS compliant and compatible with both SnPb and Pb-free soldering operations). Intersil Pb-free products are MSL classified at Pb-free peak reflow temperatures that meet or exceed the Pb-free requirements of IPC/JEDEC J STD-020. 3. For Moisture Sensitivity Level (MSL), please see device information page for ISL28233, ISL28433. For more information on MSL please see techbrief TB363. FN7692.3 2 July 26, 2011