參數(shù)資料
型號： TPS54062DGKR
廠商： TEXAS INSTRUMENTS INC
元件分類： 穩(wěn)壓器
英文描述： SWITCHING REGULATOR, 400 kHz SWITCHING FREQ-MAX, PDSO8
封裝： PLASTIC, MSOP-8
文件頁數(shù)： 1/30頁
文件大?。?/td> 745K
代理商： TPS54062DGKR
0
10
20
30
40
50
60
70
80
90
0
0.01
0.02
0.03
0.04
0.05
VIN = 10V
VIN = 24V
Output Current (A)
Ef
ficiency
(%)
G050
VOUT = 3.3V
fSW = 400kHz
SLVSAV1
– MAY 2011
4.7V to 60V Input, 50mA Synchronous Step-Down Converter with Low IQ
Check for Samples: TPS54062
1
FEATURES
DESCRIPTION
The TPS54062 device is a 60V, 50-mA, synchronous
2
Integrated High Side and Low Side MOSFET
step-down converter with integrated high side and low
Peak Current Mode Control
side MOSFETs. Current mode control provides
89
A (typical) Operating Quiescent Current
simple external compensation and flexible component
selection. The non switching supply current is 89
A.
100kHz to 400kHz Switching Frequency
Using the enable pin, shutdown supply current is
Synchronizes to External Clock
reduced to 1.7
A.
Internal Slow Start
Under voltage lockout is internally set at 4.5V, but
0.8V
±2% Voltage Reference
can be increased using the accurate enable pin
Stable with Ceramic Output Capacitors or Low
threshold.
The
output
voltage
startup
ramp
is
Cost Aluminum Electrolytic
controlled by the internal slow start time.
Cycle-by-Cycle Current Limit, Thermal and
Adjustable
switching
frequency
range
allows
Frequency Fold Back Protection
efficiency
and
external
component
size
to
be
optimized.
Frequency
fold
back
and
thermal
MSOP8 Package
shutdown protects the part during an overload
condition.
APPLICATIONS
Low Power Standby or Bias Voltage Supplies
4-20mA Current-Loop Powered Sensors
Industrial Process Control, Metering, and
Security Systems
High Voltage Linear Regulator Replacement
spacer
SIMPLIFIED SCHEMATIC
EFFICIENCY
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
2
SwitcherPro is a trademark of Texas Instruments.
PRODUCTION DATA information is current as of publication date.
Copyright
2011, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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TPS54062EVM-695 功能描述:電源管理IC開發(fā)工具 TPS54062 Eval Mod RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V
TPS54073 制造商:TI 制造商全稱:Texas Instruments 功能描述:2.2 ?4 -V, 14-A SYNCHRONOUS BUCK CONVERTER WITH DISABLED SINKING DURING START-UP
TPS54073EVM-098 功能描述:電源管理IC開發(fā)工具 14A DC/DC Conv Mod RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V
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