OP400Data Sheet10kV)VmDD – V OHE ( G A T LVO1kNVOL – V SSIO T A R U T SAOP400VSY = ±15VTA = 25°C100 35 0 0.0010.010.1110 20 4- 30 OUTPUT CURRENT (mA) 00 Figure 28. Saturation Voltage vs. Output Current 100Ω10kΩ–1/4–eOUT1/4OP400–+TO SPECTRUM ANALYZEROP400–1/41/4OP400+OP400++nVnV 28 ~ 0 eOUT ( ) = 2 × en ( ) × 101 4- HzHz 30 00 Figure 29. Noise Test Schematic –18V141312111098V–––43++++1 –– 2V+1234567GND 29 0 +18V 4- 30 00 Figure 30. Burn-In Circuit Rev. H | Page 10 of 16 Document Outline Features General Description Revision History Specifications Electrical Characteristics Absolute Maximum Ratings Thermal Resistance ESD Caution Typical Performance Characteristics Applications Dual Low Power Instrumentation Amplifier Bipolar Current Transmitter Differential Output Instrumentation Amplifier Multiple Output Tracking Voltage Reference Outline Dimensions Ordering Guide SMD Parts and Equivalents