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器件3D模型￥ 12.549
LM5575MH/NOPB 数据手册 - TI（德州仪器）
制造商:
TI（德州仪器）
分类:
DC/DC转换器
封装:
TSSOP-16
描述:
TEXAS INSTRUMENTS LM5575MH/NOPB 芯片, 直流/直流转换器
Pictures:
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符号图
焊盘图
引脚图
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页面导航:
引脚图在P2P3Hot
典型应用电路图在P8
原理图在P1P8P10
封装尺寸在P23P25P26
标记信息在P23P24
封装信息在P23P24P25P26
技术参数、封装参数在P3P4P5P9
应用领域在P1P28
电气规格在P3P4P5P6P7
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LM5575MH/NOPB数据手册
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BST
SW
COMP
FB
SS
RAMP
RT
VCC
VIN
OUT
IS
GND
LM5575
VIN
VOUT
SYNC
SD
LM5575
www.ti.com
SNVS471G –JANUARY 2007–REVISED APRIL 2013
LM5575/LM5575Q SIMPLE SWITCHER® 75V, 1.5A Step-Down Switching Regulator
Check for Samples: LM5575
1
FEATURES
DESCRIPTION
The LM5575 is an easy to use SIMPLE SWITCHER®
23
• LM5575Q is an Automotive Grade Product that
buck regulator which allows design engineers to
is AEC-Q100 Grade 1 Qualified (−40°C to +
design and optimize a robust power supply using a
125°C Operating Junction Temperature)
minimum set of components. Operating with an input
• Integrated 75V, 330mΩ N-channel MOSFET
voltage range of 6 - 75V, the LM5575 delivers 1.5A of
continuous output current with an integrated 330mΩ
• Ultra-wide Input Voltage Range from 6V to 75V
N-Channel MOSFET. The regulator utilizes an
• Adjustable Output Voltage as Low as 1.225V
Emulated Current Mode architecture which provides
• 1.5% Feedback Reference Accuracy
inherent line regulation, tight load transient response,
• Operating Frequency Adjustable Between
and ease of loop compensation without the usual
limitation of low-duty cycles associated with current
50kHz and 500kHz with Single Resistor
mode regulators. The operating frequency is
• Master or Slave Frequency Synchronization
adjustable from 50kHz to 500kHz to allow
• Adjustable Soft-Start
optimization of size and efficiency. To reduce EMI, a
• Emulated Current Mode Control Architecture frequency synchronization pin allows multiple IC’s
from the LM(2)557x family to self-synchronize or to
• Wide Bandwidth Error Amplifier
synchronize to an external clock. The LM5575
• Built-in Protection
ensures robustness with cycle-by-cycle current limit,
• Automotive Grade Product Datasheet that is
short-circuit protection, thermal shut-down, and
remote shut-down. The device is available in a power
AEC-Q100 Grade 0 Qualified is Available Upon
enhanced HTSSOP-16 package featuring an
Request.
exposed die attach pad for thermal dissipation. The
– (−40°C to + 150°C Operating Junction
LM5575 is supported by the full suite of WEBENCH
®
Temperature)
On-Line design tools.
APPLICATIONS
PACKAGE
• Automotive
• HTSSOP-16EP (Exposed Pad)
• Industrial
Simplified Application Schematic
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.
2WEBENCH is a registered trademark of Texas Instruments.
3All other trademarks are the property of their respective owners.
PRODUCTION DATA information is current as of publication date.
Copyright © 2007–2013, 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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