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Technical Specifications
Parameters and characteristics for this part
| Specification | TPS61322EVM-001 |
|---|---|
| Board Type | Fully Populated |
| Main Purpose | DC/DC, Step Up |
| Outputs and Type | Non-Isolated |
| Outputs and Type | 1 |
| Regulator Topology | Boost |
| Supplied Contents | Board(s) |
| Utilized IC / Part | TPS61322 |
| Voltage - Input [Max] | 2.2 V |
| Voltage - Input [Min] | 0.85 V |
| Voltage - Output | 2.2 V |
Pricing
Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly
| Distributor | Package | Quantity | $ | |
|---|---|---|---|---|
| Digikey | Bulk | 1 | $ 79.18 | |
| 10 | $ 75.22 | |||
| 25 | $ 73.25 | |||
| 100 | $ 67.80 | |||
Description
General part information
TPS613221 Series
The TPS61322 is a synchronous boost converter with only 6.5-µA quiescent current. The TPS61322 provides a power-supply solution for products powered by alkaline battery, NiMH rechargeable battery, or one-cell Li-ion battery. The boost converter is based on a hysteretic control topology using synchronous rectification to obtain maximum efficiency at minimal quiescent current. The TPS61322 also allows the use of small external inductor and capacitors. Higher than 90% efficiency is achieved at 10-mA load from 1.5-V input to 2.2-V output conversion.
The TPS61322 can also support high output current applications with an external schottky diode. The TPS613222A provides higher than 500-mA output current capability at 3-V input voltage to 5-V output voltage conversion with an external Schottky diode in parallel with the internal rectifier FET.
The output voltage is set internally to a fixed output voltage from 1.8 V to 5.5 V in increments of 0.1 V. Thus, it only needs two external components to get the desired output voltage. The TPS61322 also implements thermal shutdown protection function.
Documents
Technical documentation and resources