LF155 Datasheet, PDF (20/43 Pages) National Semiconductor (TI) – JFET Input Operational Amplifiers

LF155, LF156, LF256, LF257
LF355, LF356, LF357
SNOSBH0D – MAY 2000 – REVISED NOVEMBER 2015
8.3 System Examples
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Figure 39. Low Drift Adjustable Voltage Reference
• ΔV_OUT / ΔT = ±0.002%/°C
• All resistors and potentiometers should be wire-wound
• P1: drift adjust
• P2: V_OUT adjust
• Use LF155 for
– Low I_B
– Low drift
– Low supply current
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LF156 LF256 LF356
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