Texas Instruments UC2843AQD8RQ1 Microcontrollers
Automotive 8.5V to 30V, up to 500kHz current mode PWM controller 8-SOIC -40 to 125
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
UC2843AQD8RQ1
Detailed Description
Automotive 8.5V to 30V, up to 500kHz current mode PWM controller 8-SOIC -40 to 125
Package
8-SOIC (0.154", 3.90mm Width)
Lifecycle Status
Active
Datasheet
UC2843AQD8RQ1 Datasheet
Quick Jump:
Technical Specifications
Texas Instruments UC2843AQD8RQ1 Microcontrollers technical specifications.
General
RoHS
Yes
Package / Case
8-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TA)
Supply Voltage
7.6V ~ 30V
Lifecycle Status
Active
Output Type
Transistor Driver
Switching Frequency
Up to 500kHz
Number of Outputs
1
Topology
Boost, Buck, Flyback, Forward
Related Parts Comparison (UC2843AQD8RQ1 vs INA118U/2K5G4 vs INA121U/2K5 vs BQ2002TSNTR)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Package / Case | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TA) | -40°C ~ 85°C | -40°C ~ 85°C | 0°C ~ 70°C (TA) |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Active | Active | Active |
| Package | SOIC (D)-8 | SOIC-8 | SOIC (D)-8 | SOIC (D)-8 |
| Operating Temperature Range C | -40 to 125 | -- | -40 to 85 | 0 to 70 |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
NCV3843BVD1R2GonsemiSimilaronsemi
Pin YesPkg YesElec Mixed
Flyback Regulator Positive, Isolation Capable Output Step-Up/Step-Down DC-DC Controller IC 8-SOIC
More Parts in Microcontrollers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
BQ2002TSNTRTexas InstrumentsNiCd/NiMH charge controller with dT/dt termination and low-temperature fault 8-SOIC 0 to 70