| Part Number | UC2851NG4 | UC2861NG4 |
|---|---|---|
| Manufacturer | Unitrode | Texas Instruments |
| Category | PMIC - AC DC Converters, Offline Switchers | PMIC - AC DC Converters, Offline Switchers |
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| Product Status | Active | Obsolete |
| Output Isolation | - | Non-Isolated |
| Internal Switch(s) | No | Yes |
| Voltage - Breakdown | - | - |
| Topology | Boost, Buck, Flyback, Forward | Full-Bridge, Half-Bridge, Push-Pull |
| Voltage - Start Up | 8 V | 16.5 V |
| Voltage - Supply (Vcc/Vdd) | 7.8V ~ 32V | 10.5V ~ 22V |
| Duty Cycle | 50% | - |
| Frequency - Switching | Up to 500kHz | 10kHz ~ 1MHz |
| Power (Watts) | - | - |
| Fault Protection | Current Limiting, Over Voltage | - |
| Control Features | Frequency Control, Soft Start | Soft Start |
| Operating Temperature | -40°C ~ 85°C (TA) | -25°C ~ 85°C (TA) |
| Package / Case | 18-DIP (0.300", 7.62mm) | 16-DIP (0.300", 7.62mm) |
| Supplier Device Package | - | 16-PDIP |
| Mounting Type | Through Hole | Through Hole |