參數(shù)資料
型號(hào): UC3550
廠商: 友順科技股份有限公司
英文描述: PWM CONTROLLED,PWM/PFM SWITCHABLE STEP-UP DC-DC CONTROLLER
中文描述: PWM控制,PWM / PFM切換升壓型DC - DC控制器
文件頁(yè)數(shù): 3/10頁(yè)
文件大?。?/td> 203K
代理商: UC3550
UC3550
CMOS
IC
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
QW-R502-082,A
3 of 10
BLOCK DIAGRAM
Voltage reference
and soft start
Error
Amplifier
PWM
COMP
Ramp
Oscillator
Buffer
driver
OUT 2
NC 3
GND 4
CE 1
5 EXT
+
-
+
-
Skip
COMP
~5mV
120nA
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