文件名称:06842614
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- 2014-09-09
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- muthu*****
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This asset originates from the tunneling injection being free
of the subthreshold slope limit that fundamentally blocks the
MOSFET [3]. Moreover, the limit of low ION in TFETs is
wearing off, as drive currents around 100 ìA/ìm have been
reported recently [4]–[8]. Despite a large interest in TFET performance,
little investigation has been done so far on the drain
voltage dependence of their electrical characteristics [9]–[12],
[18]. The main difference reported between the output ID(VD)
characteristics is the presence of superlinear regime in TFET
as opposed to ohmic regime for MOSFET [9]. The superlinear
regime, and more specifically, the onset it generates on the
output characteristics is already well understood [16], [17].
We report here for the first time an exponential dependence
of band-to-band tunneling (BtBT) current with drain voltage
on both measured and simulated TFET ID(VD) characteristics.
of the subthreshold slope limit that fundamentally blocks the
MOSFET [3]. Moreover, the limit of low ION in TFETs is
wearing off, as drive currents around 100 ìA/ìm have been
reported recently [4]–[8]. Despite a large interest in TFET performance,
little investigation has been done so far on the drain
voltage dependence of their electrical characteristics [9]–[12],
[18]. The main difference reported between the output ID(VD)
characteristics is the presence of superlinear regime in TFET
as opposed to ohmic regime for MOSFET [9]. The superlinear
regime, and more specifically, the onset it generates on the
output characteristics is already well understood [16], [17].
We report here for the first time an exponential dependence
of band-to-band tunneling (BtBT) current with drain voltage
on both measured and simulated TFET ID(VD) characteristics.
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