Datasheet 搜索 > 稳压芯片 > TI（德州仪器） > TLV1117LV33DCYT 数据手册 > TLV1117LV33DCYT 数据手册 1/24 页
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TLV1117LV33DCYT 数据手册 - TI（德州仪器）
制造商:
TI（德州仪器）
分类:
稳压芯片
封装:
TO-261-4
描述:
TEXAS INSTRUMENTS TLV1117LV33DCYT 固定电压稳压器, LDO, 2V至5.5V, 455mV压差, 3.3V输出, 1A输出, SOT-223-4
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TLV1117LV33DCYT数据手册
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INPUT OUTPUT
GND
Device
C
IN
1 µF
C
OUT
1 µF
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TLV1117LV
SBVS160B –MAY 2011–REVISED FEBRUARY 2015
TLV1117LV 1-A, Positive Fixed-Voltage, Low-Dropout Regulator
1 Features 3 Description
The TLV1117LV series of low-dropout (LDO) linear
1
• 1.5% Typical Accuracy
regulators is a low input voltage version of the
• Low I
Q
: 100 μA (Maximum)
popular TLV1117 voltage regulator.
– 500 Times Lower Than Standard 1117
The TLV1117LV is an extremely low-power device
Devices
that consumes 500 times lower quiescent current
• V
IN
: 2 V to 5.5 V
than traditional 1117 voltage regulators, making the
device suitable for applications that mandate very low
– Absolute Maximum V
IN
= 6 V
standby current. The TLV1117LV family of LDOs is
• Stable With 0-mA Output Current
also stable with 0 mA of load current; there is no
• Low Dropout: 455 mV at 1 A for V
OUT
= 3.3 V
minimum load requirement, making the device an
• High PSRR: 65 dB at 1 kHz
ideal choice for applications where the regulator must
power very small loads during standby in addition to
• Minimum Ensured Current Limit: 1.1 A
large currents on the order of 1 A during normal
• Stable With Cost-Effective Ceramic Capacitors:
operation. The TLV1117LV offers excellent line and
– With 0-Ω ESR
load transient performance, resulting in very small
magnitude undershoots and overshoots of output
• Temperature Range: –40°C to 125°C
voltage when the load current requirement changes
• Thermal Shutdown and Overcurrent Protection
from less than 1 mA to more than 500 mA.
• Available in SOT-223 Package
A precision bandgap and error amplifier provides
– See Mechanical, Packaging, and Orderable
1.5% accuracy. A very high power-supply rejection
Information at the end of this document for a
ratio (PSRR) enables use of the device for post-
complete list of available voltage options.
regulation after a switching regulator. Other valuable
features include low output noise and low-dropout
2 Applications
voltage.
• Set Top Boxes
The device is internally compensated to be stable
with 0-Ω equivalent series resistance (ESR)
• TVs and Monitors
capacitors. These key advantages enable the use of
• PC Peripherals, Notebooks, Motherboards
cost-effective, small-size ceramic capacitors. Cost-
• Modems and Other Communication Products
effective capacitors that have higher bias voltages
• Switching Power Supply Post-Regulation
and temperature derating can also be used if desired.
The TLV1117LV series is available in a SOT-223
package.
Device Information
(1)
PART NUMBER PACKAGE BODY SIZE (NOM)
TLV1117LV SOT-223 (4) 6.50 mm x 3.50 mm
(1) For all available packages, see the orderable addendum at
the end of the data sheet.
Typical Application Circuit
1
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. PRODUCTION DATA.
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