Texas Instruments UC3844ANG4 DC DC Switching Controllers
IC REG CTRLR PWM CM 8DIP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
UC3844ANG4
Detailed Description
IC REG CTRLR PWM CM 8DIP
Package
8-DIP (0.300", 7.62mm)
Key Features
Package: 8-DIP (0.300", 7.62mm)
Lifecycle Status
Active
Datasheet
UC3844ANG4 Datasheet
Quick Jump:
Technical Specifications
Texas Instruments UC3844ANG4 DC DC Switching Controllers technical specifications.
General
Package / Case
8-DIP
Mounting Type
Through Hole
Operating Temperature
0°C ~ 70°C (TA)
Supply Voltage
10V ~ 30V
Package
8-DIP (0.300", 7.62mm)
Output Type
Transistor Driver
Switching Frequency
Up to 500kHz
Number of Outputs
1
Topology
Boost, Buck, Flyback, Forward
Control Features
Frequency Control
Alternate Parts Comparison (UC3844ANG4 vs UC2572N vs TL3845BP 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 | 0°C ~ 70°C (TA) | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) |
| Supply Voltage | 10V ~ 30V | 4.75V ~ 30V | 7.6V ~ 30V | 7.6V ~ 30V |
| Switching Frequency | Up to 500kHz | 100kHz | 100kHz | 500kHz |
| 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 | Positive |
| Output Phases | 1 | 1 | 1 | 1 |
| Output Type | Transistor Driver | Transistor Driver | Transistor Driver | Transistor Driver |
| Action |
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TL3845PE4Texas InstrumentsEconomy single ended 500KHz current mode PWM controller with 8.4V/7.6V UVLO 50% duty cycle, 0-70C