LM2990T-15/NOPB

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The LM2990T-15/NOPB (National Semiconductor series) is a PMIC (Power Management IC) output voltage regulator. This device is ideal for low-power DC/DC and AC/DC applications such as portable or handheld battery operated products. This linear voltage regulator is designed to provide a regulated output voltage of 15V with a wide input voltage range from 7.5V to 16V.The LM2990T-15/NOPB features a wide range of features including an extended temperature range, full on-card protection and a high efficiency. It also provides adjustable current limit and short-circuit protection. The output voltage is adjustable with 16 external resistors and is easily trimmed to within ±10%. The device is capable of supplying up to 100mA of continuous output current.The LM2990T-15/NOPB operates with an input voltage range of 7.5-16V and an output voltage range of 14.5-15.5V. This voltage regulator is designed to operate in an ambient temperature range of -40°C to +85°C. It is offered in a compact 8-pin SOIC package.The device achieves high efficiency by employing an external low-value feedback resistor and an integrated high-gain operational amplifier. This setup allows the maximum dropout voltage to be kept as low as 0.3V. The integrated High-Voltage Bias (HVB) circuit improves the transient response of the output voltage.The LM2990T-15/NOPB voltage regulator is an ideal solution for applications such as cellular phones, laptops, battery operated devices and automotive electronics. It is easy to design around and builds reliable and cost-effective systems. Its on-board protection circuit ensures safety and prevents damage of the main regulator chip.The LM2990T-15/NOPB characteristics include low quiescent current, low noise performance, and low drift over time and temperature swings. It has a wide operating temperature range of -40°C to +85°C and a high switching frequency. It is also capable of operating with standard electrolytic capacitors.In conclusion, the LM2990T-15/NOPB is a low dropout voltage regulator designed for providing regulated output voltage of 15V with a wide input voltage range from 7.5V to 16V. It is suitable for handheld and portable battery operated applications. The device provides adjustable current limit and short-circuit protection, along with low quiescent current and low noise performance. It is also offered in a compact 8-pin SOIC package.

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