JWK1048D05

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DC-DC converters are widely used in a variety of electronic applications, providing both isolation and voltage regulation in a single unit. The JWK1048D05 converter is a widely-used commercial DC-DC converter that offers a wide output voltage range, reliable performance, and a wide range of power configurations. This device is typically used in high-end telecommunications equipment, consumer electronics, automotive, and other industrial applications.

The JWK1048D05 is a dual-channel, isolated, flyback DC-DC converter that operates in a buck-boost configuration. It can be operated in either a forced-cycle or pulse-width modulated (PWM) mode, and it features integrated power-factor correction and overload protection. The device has an integrated thermal protection that will shut down the unit if the operating temperature exceeds 115°C. It also has two power outputs, an output voltage range of 9V to 48V, and an output current rating of 800mA continous and 2400mA peak.

The operating mode for the JWK1048D05 is determined by the control signal coming from the associated control circuit. The control signal can be either a DC voltage or a PWM frequency, and the device will automatically switch between modes to meet the load conditions. The device also has an automatic frequency adjustment circuit, which helps maintain the output voltage level and reduce the input current ripple.

The efficiency of the JWK1048D05 is over 80% at full load, and it has an operating frequency range of 16 to 25 KHz. The switching waveforms of the device were optimized to reduce both EMI and RF emissions. Furthermore, it has an internal linear regulator with over-voltage protection, providing a regulated output voltage over the entire range of the output voltage selection.

The device is housed in a 6-pin, 8.2 mm H x 13.2 mm W x 17.4 mm L package and is available in surface mount configuration. It requires only four external components for system implementation, which makes it ideal for space-constrained, low-power applications. Furthermore, the operating temperature range of the JWK1048D05 is from -40°C to +85°C.

In summary, the JWK1048D05 is a highly versatile, high-efficiency DC-DC converter that is ideal for a wide range of applications. It provides a wide output voltage range, reliable performance, and a wide range of power configurations. It also features an integrated thermal protection, frequency adjustment circuit, and an internal linear regulator with over-voltage protection, making it ideal for a wide range of power requirements.

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