| Part Number | UCC3960P | UCC3960D | 
|---|---|---|
| Manufacturer | Unitrode | Texas Instruments | 
| Category | PMIC - AC DC Converters, Offline Switchers | PMIC - AC DC Converters, Offline Switchers | 
|   |   | |
| Product Status | Active | Active | 
| Output Isolation | Isolated | Isolated | 
| Internal Switch(s) | No | No | 
| Voltage - Breakdown | - | - | 
| Topology | - | - | 
| Voltage - Start Up | 10 V | 10 V | 
| Voltage - Supply (Vcc/Vdd) | 8V ~ 19V | 8V ~ 19V | 
| Duty Cycle | 72% | 72% | 
| Frequency - Switching | Up to 400kHz | Up to 400kHz | 
| Power (Watts) | - | - | 
| Fault Protection | Current Limiting, Over Voltage | Current Limiting, Over Voltage | 
| Control Features | Frequency Control, Soft Start | Frequency Control, Soft Start | 
| Operating Temperature | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | 
| Package / Case | 8-DIP (0.300", 7.62mm) | 8-SOIC (0.154", 3.90mm Width) | 
| Supplier Device Package | 8-PDIP | 8-SOIC | 
| Mounting Type | Through Hole | Surface Mount |