The recommended input capacitor value is 1uF to 10uF, depending on the input voltage and output current requirements. A larger capacitor value can help to reduce input voltage ripple and improve output voltage regulation.
The LP3470IM5-2.75/NOPB has an operating junction temperature range of -40°C to 125°C. However, the device's performance and reliability may degrade at high temperatures. It's recommended to derate the output current and input voltage according to the thermal derating curve in the datasheet.
To ensure stability, it's recommended to use a minimum output capacitor value of 1uF, and to place the output capacitor close to the device. Additionally, the output voltage should be decoupled from the input voltage using a decoupling capacitor. The datasheet provides more information on output voltage stability and capacitor selection.
Yes, the LP3470IM5-2.75/NOPB can be used in an LDO configuration. However, the device's dropout voltage is typically around 1.2V, so the input voltage should be at least 1.2V higher than the output voltage. The datasheet provides more information on LDO operation and dropout voltage.
The power dissipation of LP3470IM5-2.75/NOPB can be calculated using the formula: Pd = (Vin - Vout) x Iout + (Vin x Iq), where Vin is the input voltage, Vout is the output voltage, Iout is the output current, and Iq is the quiescent current. The datasheet provides more information on power dissipation and thermal management.
LP3470IM5-2.75/NOPB datasheet
by Texas Instruments
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