参数资料
型号: MAX5019ESA+
厂商: Maxim Integrated Products
文件页数: 9/14页
文件大小: 0K
描述: IC REG CTRLR FLYBK ISO PWM 8SOIC
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 100
PWM 型: 电流模式
输出数: 1
频率 - 最大: 302kHz
占空比: 85%
电源电压: 13 V ~ 110 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 85°C
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
包装: 管件
Current-Mode PWM Controllers with Integrated
Startup Circuit
V IN
N T
V OUT
C DD
C CC
V DD
V CC
MAX5019
MAX5020
V+
NDRV
C IN
M1
N P
N S
C OUT
CS
C SS
SS_SHDN
100 ?
R SENSE
R 1
GND
FB
R 2
Figure 3. Nonisolated Flyback Converter
V IN
N T
V OUT
C DD
V DD
V+
C IN
N P
N S
C OUT
R 1
R 2
C CC
FB
V CC
MAX5019
MAX5020
NDRV
CS
M1
100 ?
R SENSE
SS_SHDN
C SS
Figure 4. Isolated Flyback Converter
to 2.4V, the internal voltage reference. Pull V SS_ SHDN
below 0.25V to disable the controller.
Undervoltage lockout shuts down the controller when
V CC is less than 6.6V. The regulators for V+ and the ref-
erence remain on during shutdown.
GND
Current-Sense Comparator
The current-sense (CS) comparator and its associated
logic limit the peak current through the MOSFET.
Current is sensed at CS as a voltage across a sense
resistor between the source of the MOSFET and GND.
To reduce switching noise, connect CS to the external
MOSFET source through a 100 ? resistor or an RC low-
_______________________________________________________________________________________
9
相关PDF资料
PDF描述
MAX5068CAUE+ IC REG CTRLR FLYBK ISO 16-TSSOP
VI-JV3-EY-B1 CONVERTER MOD DC/DC 24V 50W
MAX5068FAUE+ IC REG CTRLR FLYBK ISO 16-TSSOP
MAX5014CSA+ IC REG CTRLR FLYBK ISO PWM 8SOIC
VI-J4D-EY-B1 CONVERTER MOD DC/DC 85V 50W
相关代理商/技术参数
参数描述
MAX5019ESA+ 功能描述:电流型 PWM 控制器 w/Integrated Startup RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14
MAX5019ESA+T 功能描述:电流型 PWM 控制器 w/Integrated Startup RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14
MAX5019ESA-T 功能描述:电流型 PWM 控制器 w/Integrated Startup RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14
MAX5019-MAX5020 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:Current-Mode PWM Controllers with Integrated Startup Circuit
MAX501ACNG 功能描述:数模转换器- DAC RoHS:否 制造商:Texas Instruments 转换器数量:1 DAC 输出端数量:1 转换速率:2 MSPs 分辨率:16 bit 接口类型:QSPI, SPI, Serial (3-Wire, Microwire) 稳定时间:1 us 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-14 封装:Tube