Texas Instruments UC2844AN DC DC Switching Controllers
IC CUR-MODE PWM CONT 8-DIP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
UC2844AN
Detailed Description
IC CUR-MODE PWM CONT 8-DIP
Package
8-DIP (0.300", 7.62mm)
Key Features
Package: 8-DIP (0.300", 7.62mm)
Lifecycle Status
Active
Datasheet
UC2844AN Datasheet
Quick Jump:
Technical Specifications
Texas Instruments UC2844AN DC DC Switching Controllers technical specifications.
General
RoHS
Yes
Package / Case
8-DIP
Mounting Type
Through Hole
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
10V ~ 30V
Lifecycle Status
Active
Package
8-DIP (0.300", 7.62mm)
Output Type
Transistor Driver
Switching Frequency
Up to 500kHz
Number of Outputs
1
Alternate Parts Comparison (UC2844AN vs UC2572N vs UC3844ANG4 vs TL3845PE4)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 8-DIP | 8-DIP | 8-DIP | 8-DIP |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) |
| Supply Voltage | 10V ~ 30V | 4.75V ~ 30V | 10V ~ 30V | 7.6V ~ 30V |
| Switching Frequency | Up to 500kHz | 100kHz | Up to 500kHz | 500kHz |
| Lifecycle Status | Active | Obsolete | Active | Active |
| Clock Sync | No | No | No | No |
| Control Features | Frequency Control | Current Limit, Ramp | Frequency Control | Frequency Control |
| Duty Cycle Max | 48% | 92% | 48% | 48% |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Output Configuration | Positive, Isolation Capable | Negative | Positive, Isolation Capable | Positive |
| Output Phases | 1 | 1 | 1 | 1 |
| 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 .
More Parts in DC DC Switching Controllers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
TL3845PE4Texas InstrumentsEconomy single ended 500KHz current mode PWM controller with 8.4V/7.6V UVLO 50% duty cycle, 0-70C