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| PartNumber | TL494CD | TL494CDBR | TL494CDB |
| Description | Switching Controllers PWM Controller | Switching Controllers Control Circuit | Switching Controller, Voltage-mode, 0.25A, 300kHz Switching Freq-Max, BIPolar, PDSO16 |
| Manufacturer | Texas Instruments | Texas Instruments | - |
| Product Category | Switching Controllers | Switching Controllers | - |
| RoHS | Y | Y | - |
| Topology | Boost, Buck, Flyback, Forward, Push-Pull | Boost, Buck, Flyback, Forward, Full-Bridge, Half-Bridge, Push-Pull | - |
| Number of Outputs | 2 Output | 2 Output | - |
| Switching Frequency | 300 kHz | 300 kHz | - |
| Duty Cycle Max | 45 % | 45 % | - |
| Output Voltage | 40 V | 40 V | - |
| Output Current | 200 mA | 200 mA | - |
| Minimum Operating Temperature | - 40 C | 0 C | - |
| Maximum Operating Temperature | + 85 C | + 70 C | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SOP-16 | SSOP-16 | - |
| Packaging | Tube | Reel | - |
| Height | 1.58 mm | 1.95 mm | - |
| Length | 9.9 mm | 6.2 mm | - |
| Operating Temperature Range | - 40 C to + 85 C | - | - |
| Series | TL494 | - | - |
| Type | Voltage Mode PWM Controllers | Voltage Mode PWM Controllers | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Fall Time | 40 ns | 40 ns | - |
| Product Type | Switching Controllers | Switching Controllers | - |
| Rise Time | 100 ns | 100 ns | - |
| Factory Pack Quantity | 40 | 1 | - |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |
| Unit Weight | 0.004998 oz | 0.004536 oz | - |