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Primary-Side-Control PWM Contr
消耗积分:10 |
格式:rar |
大小:432 |
2010-03-01
百灵千岛酱
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Features
Constant-Voltage (CV) and Constant-current (CC)
Control without Secondary-feedback Circuitry
Green Mode PWM Frequency Linearly Decreasing
Fixed PWM Frequency at 42kHz with Frequency
Hopping to Solve EMI Problem
Low Startup Current: 10μA
Low Operating Current: 3.5mA
Peak-Current-Mode Control in CV Mode
Cycle-by-Cycle Current Limiting
VDD Over-Voltage Protection with Auto-Restart
VDD Under-Voltage Lockout (UVLO)
Gate Output Maximum Voltage Clamped at 18V
Fixed Over-temperature Protection with Latch
SOP-8 Package Available
Applications
Battery chargers for cellular phones, cordless
phones, PDA, digital cameras, power tools
Replaces linear transformer and RCC SMPS
Constant-Voltage (CV) and Constant-current (CC)
Control without Secondary-feedback Circuitry
Green Mode PWM Frequency Linearly Decreasing
Fixed PWM Frequency at 42kHz with Frequency
Hopping to Solve EMI Problem
Low Startup Current: 10μA
Low Operating Current: 3.5mA
Peak-Current-Mode Control in CV Mode
Cycle-by-Cycle Current Limiting
VDD Over-Voltage Protection with Auto-Restart
VDD Under-Voltage Lockout (UVLO)
Gate Output Maximum Voltage Clamped at 18V
Fixed Over-temperature Protection with Latch
SOP-8 Package Available
Applications
Battery chargers for cellular phones, cordless
phones, PDA, digital cameras, power tools
Replaces linear transformer and RCC SMPS
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