
For Reference Only
Part Number | UC3843AN |
OEMstron Part # | UC3843AN |
Manufacturer | Texas Instruments |
Category | Semiconductors › Power Management ICs › Voltage Regulators - DC DC Switching Controllers |
Description | IC REG CTRLR MULT TOPOLOGY 8DIP |
Lifecycle | Active |
RoHS | No RoHS Information |
EDA/CAD Models | UC3843AN PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Feb 24 - Mar 1 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
UC3843AN Specifications
Part Number | UC3843AN | |
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) | 7.6V ~ 30V | |
Frequency - Switching | Up to 500kHz | |
Duty Cycle (Max) | 96% | |
Synchronous Rectifier | No | |
Clock Sync | No | |
Serial Interfaces | - | |
Control Features | Frequency Control | |
Operating Temperature | 0°C ~ 70°C (TA) | |
Package / Case | 8-DIP (0.300", 7.62mm) | |
Supplier Device Package | 8-PDIP |
UC3843AN Documents

Industry Leaders in Quality
Cooperation comes from trust,
And trust is based on quality.
Global Supply Chains - Reliable and Authorized Distributor Resources
Part Number | Description | Stock |
UC3843AN D# V99:2348_07428526 Texas Instruments |
Current Mode PWM Controller 5V 1A 500kHz 8-Pin PDIP Tube RoHS: Compliant
|
Americas - 350 |
Part Number | Description | Stock |
UC3843AN2 D# UC3843AN2 ON Semiconductor |
- Bulk (Alt: UC3843AN2) RoHS: Not Compliant
|
Americas - 50 |
Part Number | Description | Stock |
UC3843AN ON Semiconductor |
24 |
Part Number | Description | Stock |
UC3843ANG4 Texas Instruments |
CURRENT MODE PWM CONTR - PBFREE |
Contact Us |
UC3843AN Motorola Mobility LLC |
Min Qty 7 |
785 |
UC3843ANG Texas Instruments |
CURRENT MODE PWM CONTR - PBFREE |
Contact Us |
Part Number | Description | Stock |
UC3843AN D# C1S746202185669 Texas Instruments |
UCx84xA Current-Mode PWM Controller RoHS: Compliant
pbFree: Yes
Min Qty: 1
Container: Tube
|
267 |
Part Number | Description | Stock |
UC3843AN Texas Instruments |
DIP-8 Switching Controllers RoHS |
907 |
Part Number | Description | Stock |
UC3843AN Motorola Semiconductor Products |
Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDIP8 RoHS: Not Compliant
|
Europe - 382 |
Part Number | Description | Stock |
UC3843ANG D# UC3843ANGOS-ND ON Semiconductor |
IC REG CTRLR BUCK 8DIP |
Limited Supply - Call |
UC3843AN D# 296-11285-5-ND Texas Instruments |
IC REG CTRLR MULT TOPOLOGY 8DIP |
470 In Stock |
UC3843AN2 D# 2156-UC3843AN2-ND Rochester Electronics LLC |
SWITCHING CONTROLLER |
50 In Stock |
UC3843ANG4 D# 2156-UC3843ANG4-ND Rochester Electronics LLC |
UC3843 CURRENT-MODE PWM CONTROLL |
191 In Stock |
Part Number | Description | Stock |
UC3843AN ON Semiconductor |
In stock shipping within 2days |
12260 |
Part Number | Description | Stock |
UC3843AN D# 3008564 Texas Instruments |
IC, CURRENT MODE PWM CTRL, 30V, PDIP-8 RoHS: Compliant
Min Qty: 1
Container: Each
|
738 |
Part Number | Description | Stock |
UC3843ANG4 |
NEW AND ORGINAL. ISRAEL W.HOUSE |
1034 |
UC3843AN |
NEW AND ORGINAL. ISRAEL W.HOUSE |
1034 |
UC3843ANG |
NEW AND ORGINAL. ISRAEL W.HOUSE |
1034 |
Part Number | Description | Stock |
UC3843ANPXAA Motorola Semiconductor Products |
OEM/CM QUOTES ONLY | NO BROKERS |
60 |
UC3843ANG ON Semiconductor |
OEM/CM QUOTES ONLY | NO BROKERS |
595 |
UC3843ANST STMicroelectronics |
OEM/CM QUOTES ONLY | NO BROKERS |
114 |
UC3843AN MOTO |
OEM/CM QUOTES ONLY | NO BROKERS |
12852 |
UC3843AN2 Rochester Electronics LLC |
OEM/CM QUOTES ONLY | NO BROKERS |
60 |
Part Number | Description | Stock |
TL3843PUC3843ANDIP8 Texas Instruments |
OEM/CM ONLY |
542 |
UC3843ANG4 Texas Instruments |
OEM/CM ONLY |
926 |
UC3843ANTI Texas Instruments |
OEM/CM ONLY |
346 |
UC3843AN2 Texas Instruments |
OEM/CM ONLY |
261 |
TL3843PUC3843AND Texas Instruments |
OEM/CM ONLY |
949 |
Part Number | Description | Stock |
UC3843AN ON Semiconductor |
In stock |
24 |
Part Number | Description | Stock |
UC3843AN D# C111742 Texas Instruments |
907 |
Part Number | Description | Stock |
UC3843AN Fairchild Semiconductor Corporation |
in stock - can ship the same day |
300 |
Part Number | Description | Stock |
UC3843AN XBL |
OEM/CM Immediate delivery |
88580 |
UC3843AN/UC3843B/U STMicroelectronics |
OEM/CM Immediate delivery |
8000 |
Part Number | Description | Stock |
UC3843AN D# 595-UC3843AN Texas Instruments |
Switching Controllers Current Mode RoHS: Compliant
|
693 |
UC3843ANG4 D# 595-UC3843ANG4 Texas Instruments |
Switching Controllers Current-Mode PWM Controller RoHS: Compliant
|
288 |
Part Number | Description | Stock |
UC3843AN D# 28AH6383 Texas Instruments |
IC, CURRENT MODE PWM CTRL, 30V, PDIP-8, Input Voltage:25V, Output Voltage:15V, Output Current:1A, Supply Voltage Min:12V, Supply Voltage Max:25V, Controller IC Case Style:DIP, No. of Pins:8Pins, Frequency:500kHz, Operating RoHS Compliant: Yes RoHS: Compliant
Min Qty: 1
Container: Bulk
|
718 |
Part Number | Description | Stock |
UC3843AN D# NS-UC3843AN Texas Instruments |
OEM/CM ONLY |
1103 |
UC3843AN2G D# NS-UC3843AN2G ON Semiconductor |
OEM/CM ONLY |
1634 |
UC3843ANG4 D# NS-UC3843ANG4 Texas Instruments |
OEM/CM ONLY |
8817 |
UC3843ANG D# NS-UC3843ANG VARIOUS |
OEM/CM ONLY |
6246 |
UC3843AN2 D# NS-UC3843AN2 ON Semiconductor |
OEM/CM ONLY |
7136 |
Part Number | Description | Stock |
UC3843AN ON Semiconductor |
Swithed-Mode Power Supply Controller, Current Mode Type, Bi-Polar, 8 Pin, Plastic, DIP |
276 |
UC3843ANG ON Semiconductor |
SWITCHING CONTROLLER, CURRENT-MODE, 1A, 500KHZ SWITCHING FREQ-MAX, BIPOLAR, PDIP8 |
500 |
Part Number | Description | Stock |
UC3843AN D# UC3843AN Motorola Semiconductor Products |
Semiconductor |
2 |
Part Number | Description | Stock |
UC3843AN D# 0526842 Texas Instruments |
Texas Instruments UC3843AN, PWM Current Mode Controller, 1 A, 500 kHz, 8-Pin PDIP, PK Min Qty: 5
Container: Package
|
105 |
Part Number | Description | Stock |
UC3843AN Texas Instruments |
UC3843 Current-Mode PWM Controller RoHS: Compliant
|
16919 |
UC3843AN2 ON Semiconductor |
UC3843 Current-Mode PWM Controller RoHS: Not Compliant
|
50 |
UC3843ANG4 Texas Instruments |
UC3843 Current-Mode PWM Controller RoHS: Compliant
|
191 |
Part Number | Description | Stock |
UC3843ANST STMicroelectronics |
OEM/CM ONLY |
112 |
UC3843AN Texas Instruments |
OEM/CM ONLY |
9190 |
UC3843AN PXAA Motorola Semiconductor Products |
OEM/CM ONLY |
66 |
UC3843ANG ON Semiconductor |
OEM/CM ONLY |
550 |
Part Number | Description | Stock |
UC3843AN XBL |
IN stock Immediate delivery |
88565 |
UC3843AN/UC3843B/U STMicroelectronics |
IN stock Immediate delivery |
8015 |
Part Number | Description | Stock |
UC3843AN Texas Instruments |
30-V, 1A, 500KHz current mode PWM controller with 8.4V/7.6V UVLO 100% duty cycle 0°C to 70°C |
10,037 |
Part Number | Description | Stock |
UC3843AN Motorola Mobility LLC |
shipping today |
52222 |
Part Number | Description | Stock |
UC3843AN D# 53360399 Texas Instruments |
Current Mode PWM Controller 5V 1A 500kHz 8-Pin PDIP Tube RoHS: Compliant
|
Americas - 350 |
Part Number | Description | Stock |
UC3843ANG4 Texas Instruments |
RFQ |
1627 |
UC3843AN Texas Instruments |
RFQ |
12959 |
UC3843AN-TI Texas Instruments |
RFQ |
7996 |
Part Number | Description | Stock |
UC3843AN Texas Instruments |
IC REG CTRLR MULT TOPOLOGY 8DIP |
2474 |
Part Number | Description | Stock |
UC3843AN D# 3008564 Texas Instruments |
IC, CURRENT MODE PWM CTRL, 30V, PDIP-8 RoHS: Compliant
Min Qty: 1
Container: Each
|
738 |
The Products You May Be Interested In
![]() |
LX1741CLM | IC REG CTRLR BOOST 8MLP | 230 More on Order |
![]() |
LM5117QPSQ/NOPB | IC REG CTRLR BUCK 24WQFN | 288 More on Order |
![]() |
TPS40304ADRCR | IC REG CTRLR BUCK 10SON | 127 More on Order |
![]() |
LTC3822EDD#PBF | IC REG CTRLR BUCK 10DFN | 255 More on Order |
![]() |
LM3478MM | IC REG CTRLR MULT TOP 8VSSOP | 2284 More on Order |
![]() |
UCC2580D-3G4 | IC REG CTRLR FWRD CONV 16SOIC | 151 More on Order |
![]() |
LTC3872ETS8-1#TRMPBF | IC REG CTRLR BOOST TSOT23-8 | 197 More on Order |
![]() |
LT3781IG#TRPBF | IC REG CTRLR FWRD CONV 20SSOP | 387 More on Order |
![]() |
ISL6522IRZ-TR5190 | IC REG CTRLR BUCK 16QFN | 249 More on Order |
![]() |
UC3844AD | IC REG CTRLR PWM CM 14SOIC | 4092 More on Order |
![]() |
S-8356Q50BD-OVJ-TFG | IC REG CTRLR BOOST 6SNB | 406 More on Order |
![]() |
UC2524DWTR | IC REG CTRLR MULT TOP 16SOIC | 187 More on Order |
Quick Inquiry
In Stock | 3,359 - More on Order |
---|---|
Quote Limit | No Limit |
Lead-Time | To be Confirmed |
Minimum | 1 |
Add to Shopping Cart
Pricing (USD)
Qty. | Unit Price | Ext. Price |
---|---|---|
1 | $ 0.0000 | $ 0.0000 |
100 | $ 0.0000 | $ 0.0000 |
500 | $ 0.0000 | $ 0.0000 |
1000 | $ 0.0000 | $ 0.0000 |
2500 | $ 0.0000 | $ 0.0000 |
OEMstron will offer the most competitive prices for you, please refer to the quotations.
Contact Us
- CALL US
86-755-83232896
- SKYPE
- Message
Please feel free to contact us for details.