UC3844AD8
Power Management
Technical Specifications
| Type | Description |
|---|---|
| Output Voltage | 5 V |
| Output Current | 1 A |
| Function | Under-voltage lockout;Slope compensation;Under Voltage Protection;Over Current Protection |
| Switching Freq Hz | 26 kHz |
| Duty Cycle(Max) | 48% |
| Working Mode | PWM Modulation |
| Type | Description |
|---|---|
| Feedback System | Secondary-Side Feedback |
| Pd W | 1 W |
| Operating Temperature | -40°C~+85°C |
| Supply Voltage | 10V~30V |
| Topology | Flyback |
| Package / Case | SOIC-8 |
Product Introduction
Optimized for Off-Line and DC-DC Converters
Low Start-Up Current (<0.5 mA)
Trimmed Oscillator Discharge Current
Automatic Feedforward Compensation
Pulse-by-Pulse Current Limiting
Enhanced Load Response Characteristics
Undervoltage Lockout With Hysteresis
Double Pulse Suppression
High-Current Totem Pole Output
• Internally-Trimmed Bandgap Reference
Up to 500-kHz Operation
Features
- Low Start-Up Current (<0.5 mA)
- Trimmed Oscillator Discharge Current
- Automatic Feedforward Compensation
- Pulse-by-Pulse Current Limiting
- Enhanced Load Response Characteristics
- Undervoltage Lockout With Hysteresis
- Double Pulse Suppression
- High-Current Totem Pole Output
- Internally-Trimmed Bandgap Reference
- Up to 500-kHz Operation
Applications
- Switch Mode Power Supplies (SMPS)
- DC-DC Converters
- Power Modules
- Industrial PSU
- Battery Operated PSU
Datasheet
Alternative Parts
Common UC3844AD8 alternatives overseas buyers search for:
Compliance & Export Codes
| Type | Details |
|---|---|
| RoHS | ROHS3 |
| ECCN | EAR99 |
| CNHTS | 8542399000 |
| USHTS | 8542390001 |
| TARIC | 8542399000 |
| Type | Details |
|---|---|
| CAHTS | 8542390000 |
| BRHTS | 85423999 |
| INHTS | 85423900 |
| MXHTS | 8542.39.99 |
Sourcing Information
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