Overview
The UC1843AMDREP is an AC DC Controllers And Regulator made by Texas Instruments in a SOIC-8 package with 8 pins. -55℃~+125℃ 1A 1W 30V 500kHz 5V 96% Flyback Isolation Under Voltage Protection、Over Current Protection SOIC-8 AC-DC Controllers and Regulators ROHS.
PCBKit's library has its footprint (Package_SO:SOIC-8_3.9x4.9mm_P1.27mm, from KiCad's library), ready for a KiCad board. 1,427 are in stock at JLCPCB (part C702394).
Symbol
The library has no symbol for this part yet.
Footprint
Parameters
10- Duty Cycle(Max)
- 96%
- Features
- Under Voltage Protection
- Frequency - Switching
- 500kHz
- Isolation
- Isolation
- Operating Temperature
- -55℃~+125℃
- Output Current
- 1A
- Output Voltage
- 5V
- Pd - Power Dissipation
- 1W
- Topology
- Flyback
- Voltage - Supply
- 30V
Order codes
1- UC1843AMDREPLCSC C702394
Show this part on your page
<iframe src="https://pcbkit.io/embed/parts/ti/UC1843AMDREP" title="UC1843AMDREP in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/ti/UC1843AMDREP.jpg" alt="UC1843AMDREP" width="1200" height="900">[](https://pcbkit.io/parts/ti/UC1843AMDREP)Questions
Is there a KiCad symbol and footprint for the UC1843AMDREP?
Yes. the footprint Package_SO:SOIC-8_3.9x4.9mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the UC1843AMDREP?
SOIC-8, with 8 pins. Its footprint is drawn on this page.
Where is the UC1843AMDREP datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the UC1843AMDREP?
JLCPCB lists it as part C702394, with 1,427 in stock; the sellers' links on this page open their listings.
What can replace the UC1843AMDREP?
Parts like it in the library: the UC2842AQD8R by Texas Instruments, the UC3845AD8TR by Texas Instruments, the UC3843AD8TR by Texas Instruments and the UC3844AD8 by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Parts like it
8
UC2842AQD8R
SOIC-8-40℃~+125℃ 100% 10V~30V 47kHz~57kHz Flyback Isolation Under Voltage Protection、Over Current Protection SOIC-8 AC-DC Controllers and Regulators ROHSTexas InstrumentsAC-DC Controllers And RegulatorsUC3845AD8TR
SOIC-8-40℃~+85℃ 48% 500kHz 7.6V~30V Flyback Isolation Secondary-Side Feedback Under Voltage Protection、Over Current Protection SOIC-8 AC-DC Controllers and Regulators ROHSTexas InstrumentsAC-DC Controllers And RegulatorsUC3843AD8TR
SOIC-80℃~+70℃ 1W 52kHz 7.6V~30V 96% Flyback Isolation Under Voltage Protection、Over Current Protection SOIC-8 AC-DC Controllers and Regulators ROHSTexas InstrumentsAC-DC Controllers And RegulatorsUC3844AD8
SOIC-8-40℃~+85℃ 10V~30V 26kHz 48% Flyback Isolation Secondary-Side Feedback Under Voltage Protection、Over Current Protection SOIC-8 AC-DC Controllers and Regulators ROHSTexas InstrumentsAC-DC Controllers And RegulatorsLT1242CS8#PBF
SO-80℃~+100℃ 10V~25V 1W 248kHz 96% Buck PWM Modulation Under Voltage Protection SO-8 AC-DC Controllers and Regulators ROHSAnalog DevicesAC-DC Controllers And RegulatorsLT1243CS8#PBF
SO-8-40℃~+125℃ 1A 500kHz 7.6V~8.4V 96% Buck PWM Modulation Under Voltage Protection SO-8 AC-DC Controllers and Regulators ROHSAnalog DevicesAC-DC Controllers And RegulatorsLT1245IS8#PBF
SO-8-40℃~+125℃ 1W 50% 500kHz 8.2V~25V Buck PWM Modulation Under Voltage Protection SO-8 AC-DC Controllers and Regulators ROHSAnalog DevicesAC-DC Controllers And RegulatorsLT1246CS8#PBF
SO-80℃~+100℃@(TA) 100% 10V~25V 1MHz Buck SO-8 AC-DC Controllers and Regulators ROHSAnalog DevicesAC-DC Controllers And Regulators