UC3846G-D08-T UTC [Unisonic Technologies], UC3846G-D08-T Datasheet
UC3846G-D08-T
Related parts for UC3846G-D08-T
UC3846G-D08-T Summary of contents
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... Programmable PWM Frequency * Gate output voltage clamped at 15V * Low start-up current * Cycle-by-cycle Current Limiting * Under voltage lockout (UVLO) * Few external components required Package Halogen Free UC3846G-D08-T (1) T: Tube (2) D08: DIP-8 (3) G: Halogen Free, L: Lead Free DIP-8 clamp for higher security DD Packing ...
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UC3846 PIN CONFIGURATION PIN DESCRIPTION PIN NO. PIN NAME PIN TYPE 1 GATE SENSE GND P UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw LINEAR ...
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UC3846 BLOCK DIAGRAM V DD 2/5 UVLO Reference voltage OVP Logic Control OTP FB 7/2 Slope Compensation 8/1 GND UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw LINEAR INTEGRATED CIRCUIT RI 5/3 Frequency Oscillator Hopping Latch S Burstmode R PWM COMP Constant Power ...
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UC3846 ABSOLUTE MAXIMUM RATINGS PARAMETER Supply Voltage Zener Clamp Zener Current Input Voltage to FB Pin Input Voltage to CS Pin Junction Temperature Operating Temperature Storage Temperature Note: Absolute maximum ratings are those values beyond which the device could be ...
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UC3846 OPERATION DESCRIPTION The UTC UC3846 devices integrate many useful designs into one controller for low-power switch-mode power supplies. The following descriptions highlight some of the features of the UTC UC3846 series. Start-up Current The start-up current is only 22μA. ...
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UC3846 OPERATION DESCRIPTION(Cont.) Frequency Hopping For EMI Improvement The Frequency hopping is implemented in the IC; there are two oscillators built-in the IC. The first oscillator is to set the normal switching frequency; the switching frequency is modulated with a ...
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UC3846 OPERATION DESCRIPTION(Cont.) Protection Controls The IC takes on more protection functions such as OVP and OTP etc. In case of those failure modes for continual blanking time, the driver is shut down. Driver is reset after failure is eliminated. ...
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UC3846 REFRENCE CIRCUIT BD1 CX1 GATE GND 7 2 VDD SENSE 4 R9 Reference BD1 CX1 (Optional) YC 472P/400V ...
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UC3846 TYPICAL CHARACTERISTICS Frequency in green mode (F OSC-green -40-25 - 95110 125 Temperature (℃) UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw LINEAR INTEGRATED CIRCUIT ) vs Temperature ...
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UC3846 TYPICAL CHARACTERISTICS(Cont.) UTC assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and ...