| PartNumber | UCC38C44DGKR | UCC38C44DGK | UCC38C44DGKRG4 |
| Description | Switching Controllers BiCMOS Low-Power Current Mode | Switching Controllers BiCMOS Low-Power Current Mode | Switching Controllers BiCMOS Low-Power Current Mode |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Switching Controllers | Switching Controllers | PMIC - AC DC Converters, Offline Switchers |
| RoHS | Y | Y | - |
| Topology | Boost, Buck, Flyback, Forward | Boost, Buck, Flyback, Forward | Forward |
| Number of Outputs | 1 Output | 1 Output | - |
| Switching Frequency | 1000 kHz | 1000 kHz | - |
| Duty Cycle Max | 50 % | 50 % | - |
| Output Voltage | 18 V | 18 V | - |
| Output Current | 1 A | 1 A | - |
| Minimum Operating Temperature | 0 C | 0 C | - |
| Maximum Operating Temperature | + 70 C | + 70 C | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | VSSOP-8 | VSSOP-8 | - |
| Packaging | Reel | Tube | Tape & Reel (TR) Alternate Packaging |
| Operating Temperature Range | 0 C to + 70 C | 0 C to + 70 C | - |
| Series | UCC38C44 | UCC38C44 | - |
| Type | Current Mode PWM Controllers | Current Mode PWM Controllers | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Fall Time | 20 ns | 20 ns | - |
| Moisture Sensitive | Yes | Yes | - |
| Product Type | Switching Controllers | Switching Controllers | - |
| Rise Time | 25 ns | 25 ns | - |
| Factory Pack Quantity | 2500 | 80 | - |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |
| Unit Weight | 0.000917 oz | 0.000917 oz | - |
| Package Case | - | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) |
| Operating Temperature | - | - | 0°C ~ 70°C (TA) |
| Mounting Type | - | - | Surface Mount |
| Supplier Device Package | - | - | 8-VSSOP |
| Power Watts | - | - | - |
| Output Isolation | - | - | Isolated |
| Internal Switch s | - | - | No |
| Voltage Breakdown | - | - | - |
| Voltage Start Up | - | - | 14.5V |
| Voltage Supply Vcc Vdd | - | - | 9 V ~ 18 V |
| Duty Cycle | - | - | 48% |
| Frequency Switching | - | - | Up to 1MHz |
| Fault Protection | - | - | Current Limiting |
| Control Features | - | - | Frequency Control |