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LTC3705EGN#PBF

厂商:
Linear
类别:
开关稳压器
包装:
-
封装:
SSOP
无铅情况/ROHS:
无铅
描述:
2-Switch Forward Controller and G...

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  • 参数
  • 描述
  • 文档
参数 数值
Vin Min (V) 18
Vin Max (V) 80
Output Power (W) 300
Topology Forward
Monolithic (yes/no) no
Synchronous (yes/no) yes
Features -
Packages SSOP-16
Switch Current (A) 20
Frequency (kHz)
Isupply (mA) 1.4
Ishutdown (uA)
Tracking (yes/no)
Number of Outputs 1
Architecture -
Primary Side 2-Switch Forward Controller
Secondary Side
Extended Temp E, I
Comments 2-Switch Forward Controller and Gate Driver
Featured no
Date Added 1984-01-01
Price 1k * $2.63 (LTC3705EGN)
New no

特点
High-Speed Top and Bottom Gate Drivers for
2-Switch Forward Converter
On-Chip Rectifier and Self-Starting Architecture
Eliminate Need for Separate Gate Drive Bias Supply
Wide Input Voltage Supply Range: 18V to 80V
Tolerant of 100V Input Voltage Transients
Linear Regulator Controller for Fast Start-Up
Precision UVLO with Adjustable Hysteresis
Overcurrent Protection
Volt-Second Limit Prevents Transformer Core Saturation
Voltage Feedforward for Fast Transient Response
Available in 16-Lead Narrow SSOP Package

典型应用

描述
Alternatively, the LTC3705 can be used as a standalone voltage mode controller in a primary-side control architecture with optoisolator feedback. Voltage feedforward provides excellent line regulation and transient response.

数据表 (中文)
文档名称 文档类型 软件 描述
LTC3705EGN#PBFPDF下载 点击下载 点击下载 LT1618 - 恒定电流/恒定电压 1.4MHz 升压型 DC/DC 转换器
设计要点 (中文)
文档名称 文档类型 软件 描述
LTC3705EGN#PBFPDF下载 点击下载 点击下载 DN340: DC/DC Converter Drives Lumileds White LEDs from a Variety of Power Sources (Chinese Version)
数据表 (英文)
文档名称 文档类型 软件 描述
LTC3705EGN#PBFPDF下载 点击下载 点击下载 LT1618 - Constant-Current/Constant-Voltage 1.4MHz Step-Up DC/DC Converter
LTspice
文档名称 文档类型 软件 描述
LTC3705EGN#PBFPDF下载 点击下载 点击下载 LT1618 Demo Circuit - 1.5A, 1.4MHz, CC/CV Step-Up Converter (5V USB to 12V @ 500mA or 100mA Limit)
可靠性数据
文档名称 文档类型 软件 描述
LTC3705EGN#PBFPDF下载 点击下载 点击下载 R303 Reliability Data
设计要点 (英文)
文档名称 文档类型 软件 描述
LTC3705EGN#PBFPDF下载 点击下载 点击下载 DN340 - DC/DC Converter Drives Lumileds White LEDs from a Variety of Power Sources
LTC3705EGN#PBFPDF下载 点击下载 点击下载 DN252 - Current-Limited DC/DC Converter Simplifies USB Power Supplies
LT Journal
文档名称 文档类型 软件 描述
LTC3705EGN#PBFPDF下载 点击下载 点击下载 Feb 2001 Current-Limited DC/DC Converter Simplifies USB Power Supplies