Texas Instruments UC3845N 1 PWM Controller, 500 kHz 125V 8-Pin, PDIP

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Subtotal (1 pack of 5 units)*

R 224,84

(exc. VAT)

R 258,565

(inc. VAT)

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Last RS stock
  • Final 5 unit(s), ready to ship from another location

Units
Per unit
Per Pack*
5 - 120R 44.968R 224.84
125 - 495R 43.844R 219.22
500 - 1245R 42.528R 212.64
1250 - 2495R 40.826R 204.13
2500 +R 39.192R 195.96

*price indicative

Packaging Options:
RS stock no.:
660-8089
Mfr. Part No.:
UC3845N
Manufacturer:
Texas Instruments
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Brand

Texas Instruments

Maximum Switching Frequency

500kHz

Product Type

PWM Controller

Supply Current

4mA

Output Current

1A

Zero Power Detection

No

Mount Type

Through Hole

Package Type

PDIP

Minimum Supply Voltage

-55V

Maximum Supply Voltage

125V

Pin Count

8

Minimum Operating Temperature

0°C

Maximum Duty Cycle

50%

PWM Controller Type

Current Mode

Maximum Operating Temperature

70°C

Height

4.57mm

Series

UC

Standards/Approvals

No

Length

9.81mm

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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