<p>Output Frequency: DC-DC</p> <p>Output Type: DUAL</p> <p>Type: DC\/DC Converters</p> <p>Model Number: DD39AJPA</p> <p>Size: 60 x 34 x 15mm</p> <p>Output Current: Less than 3000mA</p> <p>Weight: 29g(no terminal)</p> <p>terminal:no terminal</p> <p>Output Voltage: DC +-3-30V</p> <p>Input Voltage: DC 3.6-30V</p> <p>color:green</p> <p>Material: plastic</p> <p>Description:</p> <p>Maximum output power: 20W</p> <p>Conversion efficiency :69-88%</p> <p>Quiescent current: 3mA</p> <p>20W DC-DC Boost-Buck Converter working frequency 180KHZ.</p> <p>Operating ambient temperature : -40~+85 Degrees Celsius</p> <p>High efficiency up to 88%</p> <p>Built in Frequency Compensation</p> <p>Built in Soft-Start Function</p> <p>Built in Thermal Shutdown Function</p> <p>Built in Current Limit Function</p> <p>Note:</p> <p>1 In order to obtain a more stable voltage, it is recommended that the output is 15MA</p> <p>2 V- cannot be used alone, or no voltage output.But you can just use V+</p> <p>3 The startup current of the module is 2.5-3 times the operating current.</p> <p>4 Increasing the 1UF-10UF MLCC capacitor reduces the startup current</p> <p>Package Contents:</p> <p>1 PCS x 20W DC DC Boost-Buck Converter Positive and negative voltage Dual voltage Module</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>