
For Reference Only
Part Number | UC3843DTR |
OEMstron Part # | UC3843DTR |
Manufacturer | Texas Instruments |
Category | Semiconductors › Power Management ICs › Voltage Regulators - DC DC Switching Controllers |
Description | IC REG CTRLR MULT TOP 14SOIC |
Lifecycle | Active |
RoHS | No RoHS Information |
EDA/CAD Models | UC3843DTR PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Mar 16 - Mar 21 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
UC3843DTR Specifications
Part Number | UC3843DTR | |
Brand | Texas Instruments | |
Lifecycle | Active | |
RoHS | No RoHS Information | |
Product Line | Semiconductors | |
Category | Power Management ICs | |
Subcategory | Voltage Regulators - DC DC Switching Controllers | |
Manufacturer | ||
Series | - | |
Output Type | Transistor Driver | |
Function | Step-Up, Step-Down, Step-Up/Step-Down | |
Output Configuration | Positive | |
Topology | Boost, Buck, Buck-Boost, Flyback, Forward | |
Number of Outputs | 1 | |
Output Phases | 1 | |
Voltage - Supply (Vcc/Vdd) | 12V ~ 28V | |
Frequency - Switching | Up to 500kHz | |
Duty Cycle (Max) | 97% | |
Synchronous Rectifier | No | |
Clock Sync | No | |
Serial Interfaces | - | |
Control Features | Frequency Control | |
Operating Temperature | 0°C ~ 70°C (TA) | |
Package / Case | 14-SOIC (0.154", 3.90mm Width) | |
Supplier Device Package | 14-SOIC |
UC3843DTR Documents

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Global Supply Chains - Reliable and Authorized Distributor Resources
Part Number | Description | Stock |
UC3843DTR D# V72:2272_07428544 Texas Instruments |
Current Mode PWM Controller 200mA 500kHz 14-Pin SOIC T/R RoHS: Compliant
|
Americas - 466 |
UC3843D D# V36:1790_07428531 Texas Instruments |
Current Mode PWM Controller 200mA 500kHz 14-Pin SOIC Tube RoHS: Compliant
|
Americas - 0 |
Part Number | Description | Stock |
UC3843D D# UC3843D Texas Instruments |
Current Mode PWM Controller 1A 14-Pin SOIC Tube (Alt: UC3843D) |
Europe - 7200 |
Part Number | Description | Stock |
UC3843D UNIT |
336 | |
UC3843DTR Unitrode Corporation |
4995 |
Part Number | Description | Stock |
UC3843DTRG4 Texas Instruments |
IC REG CTRLR PWM CM 14SOIC |
Contact Us |
UC3843D Fairchild Semiconductor Corporation |
N/A 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO14 SOP-14 |
810 |
UC3843DTR Texas Instruments |
IC REG CTRLR PWM CM 14SOIC |
Contact Us |
Part Number | Description | Stock |
UC3843D D# 2156-UC3843D-FS-ND Rochester Electronics LLC |
SWITCHING CONTROLLER |
12903 In Stock |
UC3843DTR D# 296-46261-1-ND Texas Instruments |
IC REG CTRLR MULT TOP 14SOIC |
12 In Stock |
Part Number | Description | Stock |
UC3843D N |
In stock shipping within 2days |
4662 |
Part Number | Description | Stock |
UC3843D D# 1505584 ON Semiconductor |
IC, PWM CONTROLLER RoHS: Compliant
Min Qty: 4860
Container: Each
|
0 |
Part Number | Description | Stock |
UC3843D STMicroelectronics |
Stock |
320 |
Part Number | Description | Stock |
UC3843DTR 251 |
OEM/CM QUOTES ONLY | NO BROKERS |
5950 |
UC3843D STMICR |
OEM/CM QUOTES ONLY | NO BROKERS |
53550 |
Part Number | Description | Stock |
UC3843DTRG4 Texas Instruments |
OEM/CM ONLY |
230 |
Part Number | Description | Stock |
UC3843DTR Texas Instruments |
Boost, Buck, Buck-Boost, Flyback, Forward Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down - DC-DC Controller IC 14-SOIC RoHS: Compliant
|
2795 |
Part Number | Description | Stock |
UC3843D Unitrode Corporation |
Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO14 |
20 |
Part Number | Description | Stock |
UC3843DTR Texas Instruments |
OEM/CM Immediate delivery |
2795 |
UC3843D Fairchild Semiconductor Corporation |
OEM/CM Immediate delivery |
36530 |
Part Number | Description | Stock |
UC3843DTR D# 595-UC3843DTR Texas Instruments |
Switching Controllers Current-Mode PWM Controller RoHS: Compliant
|
771 |
UC3843D D# 595-UC3843D Texas Instruments |
Switching Controllers Current Mode RoHS: Compliant
|
854 |
Part Number | Description | Stock |
UC3843DTRG4 D# NS-UC3843DTRG4 Texas Instruments |
OEM/CM ONLY |
2712 |
UC3843D D# NS-UC3843D Texas Instruments |
OEM/CM ONLY |
1636 |
UC3843DTR D# NS-UC3843DTR Texas Instruments |
OEM/CM ONLY |
3675 |
Part Number | Description | Stock |
UC3843DTR Unitrode Corporation |
1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO14 |
3996 |
UC3843D Unitrode Corporation |
Swithed-Mode Power Supply Controller, Current Mode Type, Bi-Polar, 14 Pin, Plastic, SOP |
10 |
Part Number | Description | Stock |
UC3843D D# UC3843D Texas Instruments |
Semiconductor |
197 |
Part Number | Description | Stock |
UC3843D Texas Instruments |
UC3843 Current-Mode PWM Controller RoHS: Compliant
|
12903 |
UC3843DTR Texas Instruments |
UC3843 Current-Mode PWM Controller RoHS: Compliant
|
10982 |
Part Number | Description | Stock |
UC3843DTR Texas Instruments |
OEM/CM ONLY |
10011 |
UC3843D Fairchild Semiconductor Corporation |
OEM/CM ONLY |
69422 |
Part Number | Description | Stock |
UC3843DTR Texas Instruments |
IN stock Immediate delivery |
2810 |
UC3843D Fairchild Semiconductor Corporation |
IN stock Immediate delivery |
36515 |
Part Number | Description | Stock |
UC3843D Texas Instruments |
Single ended 500KHz current mode PWM controller with 8.4V/7.6V UVLO 100% duty cycle, 0C to 70C |
7,480 |
UC3843DTR Texas Instruments |
Single ended 500KHz current mode PWM controller with 8.4V/7.6V UVLO 100% duty cycle, 0C to 70C |
1,469 |
Part Number | Description | Stock |
UC3843D UC |
shipping today |
1456 |
Part Number | Description | Stock |
UC3843DTR D# 36439000 Texas Instruments |
Current Mode PWM Controller 200mA 500kHz 14-Pin SOIC T/R RoHS: Compliant
|
Americas - 466 |
Part Number | Description | Stock |
UC3843D Texas Instruments |
RFQ |
13181 |
Part Number | Description | Stock |
UC3843D Texas Instruments |
IC REG CTRLR MULT TOP 14SOIC |
4600 |
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In Stock | 457 - More on Order |
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Quote Limit | No Limit |
Lead-Time | To be Confirmed |
Minimum | 1 |
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Pricing (USD)
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---|---|---|
1 | $ 1.3424 | $ 1.3424 |
100 | $ 1.3424 | $ 134.2400 |
500 | $ 1.3424 | $ 671.2000 |
1000 | $ 1.3424 | $ 1,342.4000 |
2500 | $ 1.3424 | $ 3,356.0000 |
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