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Datasheet UC3843 Equivalent ( PDF ) |
| N.º | Número de pieza | Descripción | Fabricantes | |
| 25 | UC3843 | Current Mode PWM Controller (Rev. C) |
 Texas Instruments |
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| 24 | UC3843 | (UC3842 - UC3845) CURRENTMODE PWM CONTROLLER
®
UC2842/3/4/5 UC3842/3/4/5
CURRENT MODE PWM CONTROLLER
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OPTIMIZED FOR OFF-LINE AND DC TO DC CONVERTERS LOW START-UP CURRENT (< 1 mA) AUTOMATIC FEED FORWARD COMPENSATION PULSE-BY-PULSE CURRENT LIMITING ENHANCED LOAD RESPONSE CHARACTERISTICS UNDER-VOLTAGE |
 STMicroelectronics |
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| 23 | UC3843 | (UC3842 - UC3845) SMPS Controller
www.fairchildsemi.com
UC3842/UC3843/UC3844/UC3845
SMPS Controller
Features
• • • • Low Start up Current Maximum Duty Clamp UVLO With Hysteresis Operating Frequency up to 500KHz
Description
The UC3842/UC3843/UC3844/UC3845 are fixed frequencycurrent-mode PWM controller. |
 Fairchild Semiconductor |
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| 22 | UC3843 | Fixed Frequency Current Mode PWM Controller UC3843 Fixed Frequency Current Mode PWM Controller
DESCRIPTION
UC3843 is a fixed frequency current-mode PWM controller. It is specially designed for Off Line and DC-to-DC converter applications with minimal external component. This integrated circuit features a trimmed oscillator for precise duty cy |
 ChipsWinner |
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| Número de pieza | Descripción | Fabricantes | |
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