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                                  | Step-Up DC-DC Converter |  
          | Part No. | Features | Vin(range)(V) | Io(mA) | Iq(uA) | Efficiency | Package | Datasheet |  
          | UC2306L-xx | DC-DC Converters With Lo-Bat Detector | 8 | 500 | 120 |  | SOP-8 DIP-8 |   |  
          | UC3383L-xx | PFM Controlled,Step-Up DC-DC Converters | 0.9~10V | Io up to 100mA | 5 | Up to 85% | SOT-25 SOT-89 |  |  
          | UC8383L-XX | 150kHz Max PFM Step-Up DC-DC Converters | 0.8~5.5V | Io up to 200mA | 18 | Up to 90% | SOT-89 |   |  
          | UC3500L-XX | 150kHz Max VFM Step-Up DC-DC Converters | 0.8~5.5V | Io up to 150mA | 18 | Up to 
		  80% | SOT-25 SOT-23 SOT-89 |   |  
          | UC3553L-XX | High Efficiency Synchronous Step-up DC-DC Converters (Vout=2.5V,2.8V,3.0V,3.3V,5.0V) | 1.1~6V | Io up tp 300mA | 20 | Up to 92% | MSOP-8 |  |  
          | *UC3551L-XX | 450kHz High Efficiency Step-up DC-DC Converters and Controller (Vout=2.5V,2.8V,3.0V,3.3V,5.0V) | 2.0~6V | Io up tp 300mA | 25 | Up to 90% | SOT-26 SOT-89-5 |  |  
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                                  | Step-Up PWM DC-DC Controller |  
            | Part No. | Features | Vin(range)(V) | Io(mA) | Iq(uA) | Package | Datasheet |  
          | UC3380L | PWM/PFM Step -Up Switching regulator controller | 0.9~10V | 80 | 0.5 | SOT-25 |  |  
          | UC3550L-XX | 300kHz PWM Step-up DC-DC Controller | 0.8 | 1∼2A以下 | 50∼100 | SOT-25 |  |  
          | UC3552L-XX | Step-up DC-DC Converters and PWM Controller | 14 | - | 300 | MSOP-8 SOP-8 |  |  
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                                  | DC-DC Converter(Step-Down /Step-Up) |  
          | Part No. | Features | Vin(range)(V) | Icc | Isw(A) | Package | Datasheet |  
          | PD(mW) |  
           | 3563L | High-Efficiency DC-DC Converter | 30.0V | 1.6mA | 2A | DIP-8 SOP-8 |  |  
          | 1000/625mW |  
          | MC34063/AL | Variable Frequency DC-DC Converter Controller IC for Step-Up or Step-Down Voltage Converter
 | 40.0V | 2.7mA | 1.5A | DIP-8 SOP-8 |  |  
          | 1250mW |  
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