參數(shù)資料
型號(hào): LF156-LF256-LF356
廠(chǎng)商: 意法半導(dǎo)體
英文描述: WIDE BANDWIDTH SINGLE J-FET OPERATIONAL AMPLIFIERS
中文描述: 寬帶單J - FET的運(yùn)算放大器
文件頁(yè)數(shù): 10/23頁(yè)
文件大小: 1079K
代理商: LF156-LF256-LF356
Detailed Schematic
00564613
*
C = 3pF in LF357 series.
Connection Diagrams
(Top Views)
Metal Can Package (H)
00564614
Order Number LF155H, LF156H, LF256H, LF257H,
LF356BH, LF356H, or LF357H
See NS Package Number H08C
*
Available per JM38510/11401 or JM38510/11402
Dual-In-Line Package (M and N)
00564629
Order Number LF356M, LF356MX, LF355N, or LF356N
See NS Package Number M08A or N08E
Application Hints
These are op amps with JFET input devices. These JFETs
have large reverse breakdown voltages from gate to source
and drain eliminating the need for clamps across the inputs.
Therefore large differential input voltages can easily be ac-
commodated without a large increase in input current. The
maximum differential input voltage is independent of the
supply voltages. However, neither of the input voltages
should be allowed to exceed the negative supply as this will
cause large currents to flow which can result in a destroyed
unit.
Exceeding the negative common-mode limit on either input
will force the output to a high state, potentially causing a
L
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