Texas Instruments UC3843AD 5 PWM Controller, 500 kHz 125 V 14-Pin, SOIC

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Subtotal (1 pack of 5 units)*

R 124,11

(exc. VAT)

R 142,725

(inc. VAT)

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Last RS stock
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Units
Per unit
Per Pack*
5 - 20R 24.822R 124.11
25 - 95R 24.202R 121.01
100 - 245R 23.476R 117.38
250 - 495R 22.536R 112.68
500 +R 21.634R 108.17

*price indicative

RS stock no.:
527-007
Mfr. Part No.:
UC3843AD
Manufacturer:
Texas Instruments
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Brand

Texas Instruments

Product Type

PWM Controller

Maximum Switching Frequency

500kHz

Supply Current

4mA

Output Voltage

5.2 V

Zero Power Detection

No

Output Current

1A

Number of Outputs

5

Mount Type

Surface

Minimum Supply Voltage

-55V

Package Type

SOIC

Pin Count

14

Maximum Supply Voltage

125V

Maximum Duty Cycle

100%

Minimum Operating Temperature

0°C

Maximum Operating Temperature

70°C

PWM Controller Type

Current Mode

Length

8.65mm

Width

3.91 mm

Standards/Approvals

No

Height

1.58mm

Series

UC

Automotive Standard

No

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

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