Texas Instruments UC3843AD, PWM Controller, 500 kHz 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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Orders below R 1 500,00 (exc. VAT) cost R 120,00.
Last RS stock
  • Final 5 unit(s), ready to ship from another location
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

Maximum Switching Frequency

500 kHz

Output Current

1 A

Number of Outputs

1

Control Method

Current

Fall Time

50ns

Mounting Type

Surface Mount

Rise Time

50ns

Package Type

SOIC

Pin Count

14

Topology

Boost, Buck, Flyback, Forward

Dimensions

8.65 x 3.91 x 1.58mm

Maximum Duty Cycle

100%

Length

8.65mm

PWM Controller Type

Current Mode

Width

3.91mm

Height

1.58mm

Minimum Operating Temperature

0 °C

Maximum Operating Temperature

+70 °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

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