Texas Instruments UC2843AD8, PWM Controller, 500 kHz 8-Pin, SOIC

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Packaging Options:
RS Stock No.:
620-0458P
Mfr. Part No.:
UC2843AD8
Brand:
Texas Instruments
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Brand

Texas Instruments

Maximum Switching Frequency

500 kHz

Output Current

1 A

Control Method

Current

Number of Outputs

1

Fall Time

50ns

Mounting Type

Surface Mount

Package Type

SOIC

Rise Time

50ns

Topology

Boost, Flyback, Forward

Pin Count

8

Dimensions

4.9 x 3.91 x 1.58mm

Maximum Duty Cycle

100%

PWM Controller Type

Current Mode

Length

4.9mm

Width

3.91mm

Height

1.58mm

Maximum Operating Temperature

+85 °C

Minimum Operating Temperature

-40 °C

Flyback Controller, Current Control, UC18/UC28/UC38 Series, Texas Instruments


The isolated-flyback power supply controller provides Constant-Voltage (CV) and Constant-Current (CC) output regulation to improve transient response to large load steps. Primary-Side Regulation (PSR) eliminates the need for an Optocoupler.


Flyback Controllers, Texas Instruments


Current-Mode and Voltage-Mode PWM Controller
Primary-Side Regulation
Peak Power Mode
Low Power