参数资料
型号: L6590D013TR
厂商: STMICROELECTRONICS
元件分类: 稳压器
英文描述: 0.7 A SWITCHING REGULATOR, 74 kHz SWITCHING FREQ-MAX, PDSO16
封装: SO-16
文件页数: 8/24页
文件大小: 433K
代理商: L6590D013TR
L6590
16/23
Figure 34. Standby Function timing diagram
Brownout Protection (L6590D only)
Brownout Protection is basically a not-latched device shutdown functionality. It will typically be used to detect a
mains undervoltage (brownout). This condition may cause overheating of the primary power section due to an
excess of RMS current.
Figure 35. Brownout Protection Function internal schematic and timing diagram
Pout
Peak
Primary
Current
2ms
1ms
STANDBY
(filtered)
190 mA
80 mA
fsw
65 kHz
22 kHz
0000000000000000000000000000000000000000000000
STANDBY
(before filter)
Vout
Load
regulation
small glitch
HV Input bus
VinOK
Vcc
VON
VOFF
000000000000000000000
PWM
Vout
+
-
L6590D
2.5 V
VinOK
50 A
HV Input bus
6.4 V
BOK
Vcc
相关PDF资料
PDF描述
L6590D 0.7 A SWITCHING REGULATOR, 74 kHz SWITCHING FREQ-MAX, PDSO16
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L6599AN SWITCHING CONTROLLER, DIP16
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相关代理商/技术参数
参数描述
L6590ED 功能描述:功率因数校正 IC STEP DOWN SWITCH REG RoHS:否 制造商:Fairchild Semiconductor 开关频率:300 KHz 最大功率耗散: 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Reel
L6590ED013TR 功能描述:功率因数校正 IC STEP DOWN SWITCH REG RoHS:否 制造商:Fairchild Semiconductor 开关频率:300 KHz 最大功率耗散: 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Reel
L6590N 功能描述:开关变换器、稳压器与控制器 700 Volt Monolithic RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel
L6591 功能描述:开关变换器、稳压器与控制器 PWM CONTROLLER ZVS HALF-BRIDGE RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel
L6591TR 功能描述:开关变换器、稳压器与控制器 PWM CONTROLLER ZVS HALF-BRIDGE RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel