NMK1512SAC

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DC DC converters have a wide range of applications in many fields, from powering mobile phones and other portable devices to complex industrial machinery. The NMK1512SAC is a versatile DC DC converter that is widely used in automotive, consumer, and industrial applications. It is a step-down switching regulator that is capable of providing output voltages from 1.2V to 25V with maximum output current of 6.7A.

This DC DC converter is based on a buck-boost converter topology, which combines features of both a buck and a boost converter in one design. It starts with a step-down (buck) converter that reduces the input voltage down to a certain level, then uses a charge pump to boost the output voltage up to the desired level. Therefore, it can handle input voltages that are higher or lower than the desired output voltage, and it can regulate both negative and positive output voltages.

The NMK1512SAC is an advanced switching regulator that features several innovative design features for efficiency and performance. It has an integrated switching frequency jittering circuit for improved noise immunity and a thermal shutdown circuit for protection against excessive temperatures. It also includes a fast transient response programmable Soft-Start feature as well as an under-voltage lockout circuit for improved system reliability. The converter also features a high-side current sense to enable load current monitoring.

The NMK1512SAC has a wide input voltage range from 2.7 V to 35 V, and it can provide a maximum output current of 6.7A. It also includes a power-good signal and a programmable output voltage for more precise regulation. The converter operates with a switching frequency of 1 MHz, which is suitable for applications that require low EMI and high efficiency. The high switching frequency also enables a small external inductor and capacitors, resulting in a compact solution with a minimum number of external components.

The NMK1512SAC is also designed to meet various automotive requirements for quality and safety. It includes a low-side power MOSFET with integrated dead-time control circuitry, which prevents shoot-through currents and helps reduce EMI emissions. The converter also features a fast over-current protection circuit to protect the system from short-circuits and other over-current conditions. The converter is AEC-Q100 qualified, which makes it suitable for automotive applications that require reliable operation in harsh environments.

In summary, the NMK1512SAC is a versatile DC DC converter that can be used for a wide variety of applications including automotive, consumer, and industrial applications. It offers an impressive number of features and functions, with adjustable output voltage, programmable soft-start, integrated current sensing, and low EMI emissions. It also includes advanced protection features and is AEC-Q100 qualified.

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