| Part Number | UC3823BN | UC2823BN | 
|---|---|---|
| Manufacturer | Unitrode | Texas Instruments | 
| Category | PMIC - AC DC Converters, Offline Switchers | PMIC - AC DC Converters, Offline Switchers | 
|   |   | |
| Product Status | Active | Obsolete | 
| Output Isolation | Non-Isolated | Non-Isolated | 
| Internal Switch(s) | No | No | 
| Voltage - Breakdown | - | - | 
| Topology | Boost, Buck, Flyback, Forward | Boost, Buck, Flyback, Forward | 
| Voltage - Start Up | 16 V | 16 V | 
| Voltage - Supply (Vcc/Vdd) | 10V ~ 22V | 10V ~ 22V | 
| Duty Cycle | 100% | 100% | 
| Frequency - Switching | 1MHz | 1MHz | 
| Power (Watts) | - | - | 
| Fault Protection | Current Limiting | Current Limiting | 
| Control Features | Frequency Control, Soft Start | Frequency Control, Soft Start | 
| Operating Temperature | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | 
| Package / Case | 16-DIP (0.300", 7.62mm) | 16-DIP (0.300", 7.62mm) | 
| Supplier Device Package | 16-PDIP | 16-PDIP | 
| Mounting Type | Through Hole | Through Hole |