uc3845-s08-t Unisonic Technologies, uc3845-s08-t Datasheet
uc3845-s08-t
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uc3845-s08-t Summary of contents
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... Order Number Normal Lead Free Plating UC3844-D08-T UC3844L-D08-T UC3844-S08-R UC3844L-S08-R UC3844-S08-T UC3844L-S08-T UC3845-D08-T UC3845L-D08-T UC3845-S08-R UC3845L-S08-R UC3845-S08-T UC3845L-S08-T www.unisonic.com.tw Copyright © 2005 Unisonic Technologies Co., Ltd LINEAR INTEGRATED CIRCUIT *Pb-free plating product number: UC3844L/UC3845L Package Packing DIP-8 Tube SOP-8 Tape Reel SOP-8 ...
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... The output switches at one-half the oscillator frequency Positive supply Reference output, provides charging current for capacitor C REF UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw LINEAR INTEGRATED CIRCUIT FUNCTION to Vref and capacitor C to ground. Operation to 1 MHz is possible though resistor R ...
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... UC3844/45 BLOCK DIAGRAM UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw LINEAR INTEGRATED CIRCUIT QW-R103-010 ...
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... ERROR AMPLIFIER SECTION Voltage Feedback Input High Output Voltage Swing Low Sink Output Current Source Input Bias Current Open Loop Voltage Gain Power Supply Rejection Ratio Unity Gain Bandwidth UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw LINEAR INTEGRATED CIRCUIT (Ta=25°C) SYMBOL (I +Iz OUT W V ...
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... Max Duty Cycle Min TOTAL DEVICE Power Supply Zener Voltage Power Supply Current UC3845 (Note 4) UC3844 Note: 1. Low duty cycle pulse techniques are used during test to maintain junction temperature as close to ambient as possible. 2. This parameter is measured at the latch trip point with V 3. Comparator gain is defined as: 4 ...
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... Oscillator Frequency, I OSC Error Amp Open Loop Gain Phase vs. Frequency 100 80 Gain -20 10 100 1.0k 10k 100k Frequency, f (Hz) UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com. 15V 25℃ 500k 1.0M 10k (Hz 15V 2.0V ~ 4.0V ...
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... The information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice. UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw LINEAR INTEGRATED CIRCUIT ...