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

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Subtotal (1 pack of 5 units)*

R 282,25

(exc. VAT)

R 324,60

(inc. VAT)

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Units
Per unit
Per Pack*
5 - 120R 56.45R 282.25
125 - 495R 55.038R 275.19
500 - 1245R 53.386R 266.93
1250 - 2495R 51.25R 256.25
2500 +R 49.20R 246.00

*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

500 kHz

Output Current

1 A

Number of Outputs

1

Control Method

Current

Mounting Type

Through Hole

Fall Time

50ns

Rise Time

50ns

Package Type

PDIP

Topology

Boost, Buck, Flyback, Forward

Pin Count

8

Maximum Duty Cycle

50%

Dimensions

9.81 x 6.35 x 4.57mm

PWM Controller Type

Current Mode

Length

9.81mm

Width

6.35mm

Height

4.57mm

Maximum Operating Temperature

+70 °C

Minimum Operating Temperature

0 °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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