| PartNumber | TL494CD | TL494CDBR | TL494CDBRE4 |
| Description | Switching Controllers PWM Controller | Switching Controllers Control Circuit | IC REG CTRLR MULT TOP 16SSOP |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Switching Controllers | Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers |
| RoHS | Y | Y | - |
| Topology | Boost, Buck, Flyback, Forward, Push-Pull | Boost, Buck, Flyback, Forward, Full-Bridge, Half-Bridge, Push-Pull | Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull |
| Number of Outputs | 2 Output | 2 Output | 2 |
| 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 | Tape & Reel (TR) |
| 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 | - |
| Package Case | - | - | 16-SSOP (0.209", 5.30mm Width) |
| Operating Temperature | - | - | 0°C ~ 70°C (TA) |
| Output Type | - | - | Transistor Driver |
| Function | - | - | Step-Up, Step-Down, Step-Up/Step-Down |
| Supplier Device Package | - | - | 16-SSOP |
| Voltage Supply Vcc Vdd | - | - | 7 V ~ 40 V |
| Frequency Switching | - | - | 1kHz ~ 300kHz |
| Control Features | - | - | Dead Time Control, Frequency Control |
| Output Configuration | - | - | Positive |
| Output Phases | - | - | 1 |
| Duty Cycle Max | - | - | 0.45 |
| Synchronous Rectifier | - | - | No |
| Clock Sync | - | - | No |
| Serial Interfaces | - | - | - |