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| Part Number | UCC38500DW | UCC38503DW | UCC38501DW | UCC38502DW | 
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Unitrode | Texas Instruments | 
| Product Status | Active | Active | Active | Active | 
| Mode | Average Current | Average Current | Average Current | Average Current | 
| Frequency - Switching | 100kHz | 100kHz | 100kHz | 100kHz | 
| Current - Startup | 150 µA | 150 µA | 150 µA | 150 µA | 
| Voltage - Supply | 9.7V ~ 18V | 9.7V ~ 18V | 9.7V ~ 18V | 9.7V ~ 18V | 
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | 
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | 
| Package / Case | 20-SOIC (0.295", 7.50mm Width) | 20-SOIC (0.295", 7.50mm Width) | 20-SOIC (0.295", 7.50mm Width) | 20-SOIC (0.295", 7.50mm Width) | 
| Supplier Device Package | 20-SOIC | 20-SOIC | 20-SOIC | 20-SOIC |