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UC3845 参数 Datasheet PDF下载

UC3845图片预览
型号: UC3845
PDF下载: 下载PDF文件 查看货源
内容描述: 电流模式PWM控制器 [Current Mode PWM Controller]
分类和应用: 控制器
文件页数/大小: 8 页 / 436 K
品牌: TI [ TEXAS INSTRUMENTS ]
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UNDER-VOLTAGE LOCKOUT
During under-voltage lock-out, the output driver is biased to
sink minor amounts of current. Pin 6 should be shunted to
ground with a bleeder resistor to prevent activating the power
switch with extraneous leakage currents.
CURRENT SENSE CIRCUIT
Peak Current (I
S
) is Determined By The Formula
1.0V
I
SMAX
R
S
A small RC filter may be required to suppress switch transients
.
OSCILLATOR SECTION
5