Boost, Buck, Flyback, Forward Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
30-V, 1A, 500KHz current mode PWM controller with 8.4V/7.6V UVLO 100% duty cycle 0°C to 70°C 8-SOIC 0 to 70 Product overview: UC3843AD8G4 from Texas Instruments is a Power Management IC for power sequencing, voltage regulation, battery management, load control, and compact electronic system design. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 1A, 500KHz, 8.4V, SOIC. Search-friendly keywords include PMIC, power management, load switch, power sequencing, 1A, 500KHz, 8.4V, SOIC, Power Management IC, Power Supply Controllers, Monitors. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 760-UC3843AD8G4 can be used for catalog matching and distributor lookup.
Manufacturer: Texas Instruments
Win Source Part Number: 938031-UC3843AD8G4
Operating Temperature Range: 0°C ~ 70°C (TA)
Features: Boost, Buck, Flyback, Forward Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down - DC-DC Controller IC 8-SOIC
Package: 8-SOIC (0.154", 3.90mm Width)
Package: Tube
Mounting: Surface Mount
Supply Voltage: 7.6V ~ 30V
Family Name: UC3843
Categories: Integrated Circuits (ICs)
Case / Package: 8-SOIC
ECCN: EAR99
Popularity: High
Fake Threat In the Open Market: 35 pct.
Supply and Demand Status: Balance
Quantity per package: 75
MSL Level: 1 (Unlimited)
Estimated Pruduction Lead Time: 5 Weeks
REACH Status: REACH Unaffected
HTSUS: 8542.39.0001
IC REG CTRLR MULT TOPOLOGY 8SOIC
Switching Controllers Current-Mode PWM Controller
Boost, Buck, Flyback, Forward Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
IC REG CTRLR MULT TOPOLOGY 8SOIC
| DigiKey | ERSAELECTRONICS PTE. LTD. | Win Source Electronics | Lingto Electronic Limited | VAST STOCK CO., LIMITED | Quarktwin Technology Ltd. | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|---|---|
| Product Category | IC Switching Voltage Regulators | IC Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Voltage Regulators |
| Product Number | UC3843AD8G4-ND | 760-UC3843AD8G4 | 938031-UC3843AD8G4 | UC3843AD8G4 | UC3843AD8G4 | UC3843AD8G4 | UC3843AD8G4 |
| Product Name | DC DC Switching Controllers | 1A 500KHz 8.4V SOIC Power Management IC | PMIC - PMIC - Voltage Regulators - DCDC Switching Controllers - UC3843AD8G4 | PMIC - Voltage Regulators - DC DC Switching Controllers | Switching Controllers | DC DC Switching Controllers | Integrated Circuits (ICs) - Power Management (PMIC) - Power Supply Controllers, Monitors |
| Configuration / Function | Buck | ||||||
| Package Type | SOIC; Other; "8-SOIC (0.154"", 3.90mm Width)" | Other; D | SOIC; Other; 8-SOIC | SOIC; Other; 8-SOIC (0.154\", 3.90mm Width) | SOIC | ||
| VIN | -0.3000 to 6.3 volts | 7.6 to 30 volts | |||||
| fsw | 500 kHz | ||||||
| Operating Temperature | 0 to 70 C (32 to 158 F) | 0 C (32 F) | 0 to 70 C (32 to 158 F) | 0 to 70 C (32 to 158 F) | 0 to 70 C (32 to 158 F) |