HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta

文件：135.57 Kbytes 页数：15 Pages

STMICROELECTRONICS

意法半导体

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta

文件：135.57 Kbytes 页数：15 Pages

STMICROELECTRONICS

意法半导体

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta

文件：239.47 Kbytes 页数：15 Pages

STMICROELECTRONICS

意法半导体

High Performance Current Mode Controllers

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

文件：399.29 Kbytes 页数：19 Pages

ONSEMI

安森美半导体

High Performance Current Mode PWM Controller

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off-Line and dc-to-dc converter applications offering the designer a cost-effective solution with minimal external components. These integrated circuits feature an oscillator • Trimmed Oscillator for Precise Frequency Control\n• Oscillator Frequency Guaranteed at 250 kHz\n• Current Mode Operation to 500 kHz Output Switching Frequency\n• Output Deadtime Adjustable from 50% to 70%\n• Automatic Feed Forward Compensation\n• Latching PWM for Cycle-By-Cycle Current Lim;

ONSEMI

安森美半导体

电流模式PWM

The UC284xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under voltage lockout feat • LOW START-UP AND OPERATING CURRENT \n• UNDERVOLTAGE LOCKOUT WITH HYSTERESIS \n• INTERNALLY TRIMMED REFERENCE WITH UNDERVOLTAGE LOCKOUT \n• CURRENT LIMITING \n• TRIMMED OSCILLATOR FOR PRECISE FREQUENCY CONTROL \n• CURRENT MODE OPERATION TO 500kHz \n• OSCILLATOR FREQUENCY GUARANTEED AT 250kHz \n• LA;

ST

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PWM控制器

HGSEMI

华冠

Package：8-SOIC（0.154"，3.90mm 宽）；包装：管件 功能：升压，升压/降压 类别：集成电路（IC） PMIC - 稳压器 - DC DC 开关式控制器 描述：IC REG CTRLR BST FLYBK ISO 8-SO

STMICROELECTRONICS

意法半导体

Package：8-SOIC（0.154"，3.90mm 宽）；包装：管件 功能：升压，升压/降压 类别：集成电路（IC） PMIC - 稳压器 - DC DC 开关式控制器 描述：IC REG CTRLR BST FLYBK ISO 8SOIC

STMICROELECTRONICS

意法半导体

Package：8-SOIC（0.154"，3.90mm 宽）；包装：管件 功能：升压，升压/降压 类别：集成电路（IC） DC-DC 开关控制器 描述：IC REG CTRLR BST FLYBK ISO 8SOIC

STMICROELECTRONICS

意法半导体