參數(shù)資料
型號(hào): LF351
廠商: 意法半導(dǎo)體
英文描述: WIDE BANDWIDTH SINGLE J-FET OPERATIONAL AMPLIFIER
中文描述: 寬帶單J - FET的運(yùn)算放大器
文件頁(yè)數(shù): 8/10頁(yè)
文件大小: 246K
代理商: LF351
Typical Applications
Supply Current Indicator/Limiter
#
V
OUT
switches high when R
S
I
S
l
V
D
Hi-Z
IN
Inverting Amplifier
Parasitic input capacitance C1
j
(3 pF for LF351
plus any additional layout capacitance) interacts
with feedback elements and creates undesirable
high frequency pole. To compensate, add C2 such
that: R2C2
j
R1C1.
Ultra-Low (or High) Duty Cycle
Pulse Generator
#
t
OUTPUT HIGH
&
R1C
fi
n4.8
b
2V
S
4.8
b
V
S
#
t
OUTPUT LOW
&
R2C
fi
n2V
S
b
7.8
V
S
b
7.8
where V
S
e
V
a
a
l
V
b
l
*
low leakage capacitor
Long Time Integrator
*
Low leakage capacitor
#
50k pot used for less sensitive V
OS
adjust
TL/H/5648–10
8
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