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LT1936EMS8E#TRPBF

产品描述IC REG BUCK ADJ 1.4A 8MSOP
产品类别电源/电源管理    电源电路   
文件大小838KB,共4页
制造商Linear ( ADI )
官网地址http://www.analog.com/cn/index.html
标准
下载文档 详细参数 选型对比 全文预览

LT1936EMS8E#TRPBF概述

IC REG BUCK ADJ 1.4A 8MSOP

LT1936EMS8E#TRPBF规格参数

参数名称属性值
Brand NameLinear Technology
是否Rohs认证符合
厂商名称Linear ( ADI )
零件包装代码MSOP
包装说明HTSSOP, TSSOP8,.19
针数8
制造商包装代码MS8E
Reach Compliance Codecompliant
ECCN代码EAR99
模拟集成电路 - 其他类型SWITCHING REGULATOR
控制模式CURRENT-MODE
控制技术PULSE WIDTH MODULATION
最大输入电压36 V
最小输入电压3.6 V
标称输入电压12 V
JESD-30 代码S-PDSO-G8
JESD-609代码e3
长度3 mm
湿度敏感等级1
功能数量1
端子数量8
最高工作温度70 °C
最低工作温度
最大输出电流2.6 A
封装主体材料PLASTIC/EPOXY
封装代码HTSSOP
封装等效代码TSSOP8,.19
封装形状SQUARE
封装形式SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
峰值回流温度(摄氏度)260
认证状态Not Qualified
座面最大高度1.1 mm
表面贴装YES
切换器配置BUCK
最大切换频率600 kHz
温度等级COMMERCIAL
端子面层Matte Tin (Sn)
端子形式GULL WING
端子节距0.65 mm
端子位置DUAL
处于峰值回流温度下的最长时间30
宽度3 mm
Base Number Matches1

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DEMO CIRCUIT 825
QUICK START LT1936
GUIDE
LT1936
500kHz Step-Down Switching Regulator
DESCRIPTION
Demonstration circuit 825 is a mono-
lithic
step-down
DC/DC
switching
regulator featuring the LT1936. The
demo board is optimized for 3.3V out-
put at 1.2A from a 4.5V to 36V input
or a 5V, 1.2A output from a 6.8V to
36V input. The output is selectable
by placing the JP1 jumper at the 3.3V
or 5V position.
The wide input range of the LT1936
allows a variety of input sources.
The typical sources are automotive
batteries, wall adaptors, 5V logic
supplies and industrial supplies. The
500kHz switching frequency allows
small, low cost inductor and ceramic
capacitors, resulting in low, pre-
dictable output ripple. The current-
mode control topology creates fast
transient response and great loop
stability. A VC pin is available for
customizing external compensation. If
smaller size is critical, internal
compensation can be used. Higher ef-
ficiency is achieved by using a low
resistance internal power switch. The
gate drive of the switch is boosted
to a voltage that is higher than the
Vin to ensure saturation of the
switch. A charge pump consisting of
D2 and C8 on the demo board performs
the boost function. The SHDN pin can
be used to set the part in micropower
shutdown mode, reducing the supply
current to less than 2uA. The SHDN
pin can also be used to program soft
start. In this mode, the SHDN pin is
driven through an external RC filter
(R6 and C9) to create a voltage ramp
at this pin. The soft start function
reduces input current surge during
start-up. The optional capacitor C6
is to damp overshoot voltage that
otherwise might damage the IC when
the circuit is plugged into a live
supply through long wires. Cycle-by-
cycle current limit, frequency fold-
back and thermal shutdown provide
protection against shorted outputs.
The LT1936 datasheet gives a complete
description of the part, operation
and
application
information.
The
datasheet must be read in conjunction
with this quick start guide for demo
circuit 825.
Design files for this circuit board
are available. Call the LTC factory.
, LTC and LT are registered trademarks of Linear Technol-
ogy Corporation. ThinSOT and PowerPath are trademarks of Lin-
ear Technology Corporation.
1

LT1936EMS8E#TRPBF相似产品对比

LT1936EMS8E#TRPBF DC825A LT1936HMS8E#TRPBF LT1936IMS8E#PBF LT1936HMS8E#PBF LT1936IMS8E#TRPBF LT1936EMS8E#PBF
描述 IC REG BUCK ADJ 1.4A 8MSOP board eval for lt1936ems8e IC REG BUCK ADJ 1.4A 8MSOP IC REG BUCK ADJ 1.4A 8MSOP IC REG BUCK ADJ 1.4A 8MSOP IC REG BUCK ADJ 1.4A 8MSOP 可输出电流:1.4A 开关工作频率:500kHz 输出类型:Adjustable 输出电压的路数:1 功能类型:Step-Down 输出配置:Positive
Brand Name Linear Technology - Linear Technology Linear Technology Linear Technology Linear Technology Linear Technology
是否Rohs认证 符合 - 符合 符合 符合 符合 符合
厂商名称 Linear ( ADI ) - Linear ( ADI ) Linear ( ADI ) Linear ( ADI ) Linear ( ADI ) Linear ( ADI )
零件包装代码 MSOP - MSOP MSOP MSOP MSOP MSOP
包装说明 HTSSOP, TSSOP8,.19 - HTSSOP, TSSOP8,.19 HTSSOP, TSSOP8,.19 HTSSOP, TSSOP8,.19 HTSSOP, TSSOP8,.19 HTSSOP, TSSOP8,.19
针数 8 - 8 8 8 8 8
制造商包装代码 MS8E - MS8E MS8E MS8E MS8E MS8E
Reach Compliance Code compliant - compliant compliant compliant compliant compliant
ECCN代码 EAR99 - EAR99 EAR99 EAR99 EAR99 EAR99
模拟集成电路 - 其他类型 SWITCHING REGULATOR - SWITCHING REGULATOR SWITCHING REGULATOR SWITCHING REGULATOR SWITCHING REGULATOR SWITCHING REGULATOR
控制模式 CURRENT-MODE - CURRENT-MODE CURRENT-MODE CURRENT-MODE CURRENT-MODE CURRENT-MODE
控制技术 PULSE WIDTH MODULATION - PULSE WIDTH MODULATION PULSE WIDTH MODULATION PULSE WIDTH MODULATION PULSE WIDTH MODULATION PULSE WIDTH MODULATION
最大输入电压 36 V - 36 V 36 V 36 V 36 V 36 V
最小输入电压 3.6 V - 3.6 V 3.6 V 3.6 V 3.6 V 3.6 V
标称输入电压 12 V - 12 V 12 V 12 V 12 V 12 V
JESD-30 代码 S-PDSO-G8 - S-PDSO-G8 S-PDSO-G8 S-PDSO-G8 S-PDSO-G8 S-PDSO-G8
JESD-609代码 e3 - e3 e3 e3 e3 e3
长度 3 mm - 3 mm 3 mm 3 mm 3 mm 3 mm
湿度敏感等级 1 - 1 1 1 1 1
功能数量 1 - 1 1 1 1 1
端子数量 8 - 8 8 8 8 8
最高工作温度 70 °C - 150 °C 125 °C 150 °C 125 °C 70 °C
最低工作温度 - - -40 °C -40 °C -40 °C -40 °C -
最大输出电流 2.6 A - 2.6 A 2.6 A 2.6 A 2.6 A 2.6 A
封装主体材料 PLASTIC/EPOXY - PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY
封装代码 HTSSOP - HTSSOP HTSSOP HTSSOP HTSSOP HTSSOP
封装等效代码 TSSOP8,.19 - TSSOP8,.19 TSSOP8,.19 TSSOP8,.19 TSSOP8,.19 TSSOP8,.19
封装形状 SQUARE - SQUARE SQUARE SQUARE SQUARE SQUARE
封装形式 SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH - SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
峰值回流温度(摄氏度) 260 - 260 260 260 260 260
认证状态 Not Qualified - Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified
座面最大高度 1.1 mm - 1.1 mm 1.1 mm 1.1 mm 1.1 mm 1.1 mm
表面贴装 YES - YES YES YES YES YES
切换器配置 BUCK - BUCK BUCK BUCK BUCK BUCK
最大切换频率 600 kHz - 600 kHz 600 kHz 600 kHz 600 kHz 600 kHz
温度等级 COMMERCIAL - AUTOMOTIVE AUTOMOTIVE AUTOMOTIVE AUTOMOTIVE COMMERCIAL
端子面层 Matte Tin (Sn) - Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn)
端子形式 GULL WING - GULL WING GULL WING GULL WING GULL WING GULL WING
端子节距 0.65 mm - 0.65 mm 0.65 mm 0.65 mm 0.65 mm 0.65 mm
端子位置 DUAL - DUAL DUAL DUAL DUAL DUAL
处于峰值回流温度下的最长时间 30 - 30 30 30 30 30
宽度 3 mm - 3 mm 3 mm 3 mm 3 mm 3 mm
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