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UC2842A Datasheet

The UC2842A is a HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER. Download the datasheet PDF and view key features and specifications below.

Part NumberUC2842A
ManufacturerSTMicroelectronics
Overview PThe UC384xA family of control ICs provides the necessary features to implement off-line or DC to teDC fixed frequency current mode control schemes lewith a minimal external parts count. Internally im. Figure 1. Package
* TRIMMED OSCILLATOR DISCHARGE CURRENT
* CURRENT MODE OPERATION TO 500kHz AUTOMATIC FEED FORWARD COMPENSATION DIP-8 SO-8
* LATCHING PWM FOR CYCLE-BY-CYCLE CURRENT LIMITING Table 1. Order Codes
* INTERNALLY TRIMMED REFERENCE WITH Part Number Package UNDERVOLTAGE LOCKOUT.
Part NumberUC2842A
DescriptionHigh Performance Current Controller
Manufactureronsemi
Overview UC3842A, UC3843A, UC2842A, UC2843A High Performance Current Mode Controllers The UC3842A, UC3843A series of high performance fixed frequency current mode controllers are specifically designed for off. consisting of input and reference undervoltage lockouts each with hysteresis, cycle−by−cycle current limiting, programmable output deadtime, and a latch for single pulse metering. These devices are available in an 8−pin dual−in−line plastic package as well as the 14−pin plastic surface mount (SOIC−1.
Part NumberUC2842A
DescriptionCurrent Mode PWM Controller
ManufacturerUnitrode
Overview The UC1842A/3A/4A/5A family of control ICs is a pin for pin compatible improved version of the UC3842/3/4/5 family. Providing the necessary features to control current mode switched mode power supplie.
* Optimized for Off-line and DC to DC Converters
* Low Start Up Current (<0.5mA)
* Trimmed Oscillator Discharge Current
* Automatic Feed Forward Compensation
* Pulse-by-Pulse Current Limiting
* Enhanced Load Response Characteristics DESCRIPTION The UC1842A/3A/4A/5A family of control ICs is a pin fo.
Part NumberUC2842A
DescriptionPWM CONTROLLERS
ManufacturerUnisonic Technologies
Overview The UTC UC2842A/2843A are high performance fixed frequency current mode controllers that specifically designed for Off-Line and DC to DC converter applications with minimal external parts count. The d. * Operation output switching frequency up to 500 kHz * Automatic feed forward compensation * Latching PWM for cycle-by-cycle current limiting * High current totem pole output * Internally trimmed reference with under voltage lockout * UVLO with hysteresis * Low startup and operating current  ORDER.

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