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| Part Number | LM5116MH | LM5116MHX | 
|---|---|---|
| Manufacturer | Texas Instruments | National Semiconductor | 
| Product Status | Not For New Designs | Active | 
| Output Type | Transistor Driver | Transistor Driver | 
| Function | Step-Down | Step-Down | 
| Output Configuration | Positive | Positive | 
| Topology | Buck | Buck | 
| Number of Outputs | 1 | 1 | 
| Output Phases | 1 | 1 | 
| Voltage - Supply (Vcc/Vdd) | 6V ~ 100V | 6V ~ 100V | 
| Frequency - Switching | 200kHz, 535kHz | 200kHz, 535kHz | 
| Duty Cycle (Max) | - | - | 
| Synchronous Rectifier | Yes | Yes | 
| Clock Sync | Yes | Yes | 
| Serial Interfaces | - | - | 
| Control Features | Enable, Frequency Control, Ramp, Soft Start | Enable, Frequency Control, Ramp, Soft Start | 
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 20-PowerTSSOP (0.173", 4.40mm Width) | 20-PowerTSSOP (0.173", 4.40mm Width) | 
| Supplier Device Package | 20-HTSSOP | 20-HTSSOP |