| Part Number | TPS61091RSAR | TPS61090RSAR | 
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | 
| Category | PMIC - Voltage Regulators - DC DC Switching Regulators | PMIC - Voltage Regulators - DC DC Switching Regulators | 
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| Product Status | Active | Active | 
| Function | Step-Up | Step-Up | 
| Output Configuration | Positive | Positive | 
| Topology | Boost | Boost | 
| Output Type | Fixed | Adjustable | 
| Number of Outputs | 1 | 1 | 
| Voltage - Input (Min) | 1.8V | 1.8V | 
| Voltage - Input (Max) | 5.5V | 5.5V | 
| Voltage - Output (Min/Fixed) | 3.3V | 1.8V | 
| Voltage - Output (Max) | - | 5.5V | 
| Current - Output | 2A (Switch) | 2A (Switch) | 
| Frequency - Switching | 600kHz | 600kHz | 
| Synchronous Rectifier | Yes | Yes | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 16-VQFN Exposed Pad | 16-VQFN Exposed Pad | 
| Supplier Device Package | 16-QFN (4x4) | 16-QFN (4x4) |