The UC3844D8 is a current-mode PWM controller optimized for off-line and DC-to-DC converter applications. It features a low start-up current of less than 1 mA, automatic feedforward compensation, and pulse-by-pulse current limiting, enhancing load-response characteristics. The device includes undervoltage lockout with hysteresis, double-pulse suppression, and a high-current totem-pole output stage suitable for driving N-channel MOSFETs. This controller operates at frequencies up to 500 kHz and is designed to minimize the number of external components required for implementation. The UC3844D8 is specified for operation within a temperature range of 0¬8C to 70¬8C and is available in an 8-pin SOIC package. It is suitable for various applications, including switching regulators of any polarity and transformer-coupled DC-DC converters.
Single ended 500KHz current mode PWM controller with 16V/10V UVLO 50% duty cycle, 0C to 70C 8-SOIC 0 to 70 Product overview: UC3844D8 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 500KHz, 16V, 10V, SOIC. Search-friendly keywords include PMIC, power management, load switch, power sequencing, 500KHz, 16V, 10V, 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-UC3844D8 can be used for catalog matching and distributor lookup.
Manufacturer: Texas Instruments
Win Source Part Number: 093432-UC3844D8
Packaging: Tube/Rail
Mounting: Surface Mount
Output Isolation: Isolated
Topology: Boost, Buck, Flyback, Forward
Voltage - Start Up: 16V
Duty Cycle: 48%
Frequency - Switching: Up to 500kHz
Fault Protection: Current Limiting
Control Features: Frequency Control
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: 0°C to 70°C (TA)
Case / Package: 8-SOIC
Supply Voltage - Operating: 10 V to 30 V
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 61 pct.
Supply and Demand Status: Limited
IC REG CTRLR PWM CM 8SOIC
Boost, Buck, Buck-Boost, Flyback, Forward Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
Switching Controllers Current Mode
Boost, Buck, Buck-Boost, Flyback, Forward Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
Boost, Buck, Buck-Boost, Flyback, Forward Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | ODG (Origin Data Global) | DigiKey | VAST STOCK CO., LIMITED | Quarktwin Technology Ltd. | |
|---|---|---|---|---|---|---|
| Product Category | IC Voltage Regulators | IC Switching Voltage Regulators | IC Linear Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators |
| Product Number | 760-UC3844D8 | 093432-UC3844D8 | UC3844D8 | 296-11293-5-ND | UC3844D8 | UC3844D8 |
| Product Name | 500KHz 16V 10V SOIC Power Management IC | PMIC - PMIC - AC DC Converters, Offline Switchers - UC3844D8 | DC DC Switching Controllers | DC DC Switching Controllers | Switching Controllers | DC DC Switching Controllers |
| Package Type | Other; D | SOIC; Other; 8-SOIC | SOIC; Other; 8-SOIC (0.154", 3.90mm Width) | SOIC; Other; "8-SOIC (0.154"", 3.90mm Width)" | SOIC; Other; 8-SOIC (0.154\", 3.90mm Width) | |
| Output Voltage | 13.5 volts | |||||
| IOUT | 1 amps | |||||
| IQ | 0.0110 amps | |||||
| Operating Temperature | 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) | 0 to 70 C (32 to 158 F) |
