Texas Instruments UC3843AN, PWM Controller, 500 kHz 8-Pin, PDIP

Bulk discount available

Subtotal (1 tube of 50 units)*

Kr.544 75 

(exc. VAT)

Kr.680 95 

(inc. VAT)

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  • 300 unit(s) ready to ship
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Units
Per unit
Per Tube*
50 - 50Kr. 10,895Kr. 544,75
100 - 200Kr. 10,678Kr. 533,90
250 - 450Kr. 10,458Kr. 522,90
500 +Kr. 10,131Kr. 506,55

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RS Stock No.:
121-8408
Mfr. Part No.:
UC3843AN
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

Mounting Type

Through Hole

Fall Time

50ns

Package Type

PDIP

Rise Time

50ns

Pin Count

8

Topology

Boost, Buck, Flyback, Forward

Maximum Duty Cycle

100%

Dimensions

9.81 x 6.35 x 4.57mm

Length

9.81mm

PWM Controller Type

Current Mode

Width

6.35mm

Height

4.57mm

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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