| PartNumber | UC3849DWTR | UC3849DWTRG4 | UC3849DW |
| Description | Switching Controllers 2ND SIDE AVG CUR MODE CONTROL | IC SECONDARY SIDE CTRLR 24SOIC | Switching Controllers Sec Side Avg Current Mode |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Switching Controllers | PMIC - Power Supply Controllers, Monitors | PMIC - Power Supply Controllers, Monitors |
| Number of Outputs | 1 Output | - | - |
| Switching Frequency | 1000 kHz | - | - |
| Minimum Operating Temperature | 0 C | - | - |
| Maximum Operating Temperature | + 70 C | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | SOIC-24 | - | - |
| Height | 2.35 mm | - | - |
| Length | 15.4 mm | - | - |
| Type | Secondary Side Average Current Mode PWM Controller | - | - |
| Brand | Texas Instruments | - | - |
| Operating Supply Voltage | 8 V to 20 V | - | - |
| Product Type | Switching Controllers | - | - |
| Subcategory | PMIC - Power Management ICs | - | - |
| Unit Weight | 0.023919 oz | - | - |
| Series | - | - | - |
| Packaging | - | Tape & Reel (TR) | Tube |
| Package Case | - | 24-SOIC (0.295", 7.50mm Width) | 24-SOIC (0.295", 7.50mm Width) |
| Operating Temperature | - | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | - | Surface Mount | Surface Mount |
| Applications | - | Secondary-Side Controller | Secondary-Side Controller |
| Voltage Supply | - | - | - |
| Supplier Device Package | - | 24-SOIC | 24-SOIC |
| Voltage Input | - | 8 V ~ 20 V | 8 V ~ 20 V |
| Current Supply | - | 21mA | 21mA |