Allicdata Part #: | MAX852ESA+-ND |
Manufacturer Part#: |
MAX852ESA+ |
Price: | $ 0.00 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Maxim Integrated |
Short Description: | IC REG SWTCHD CAP INV 5MA 8SOIC |
More Detail: | Charge Pump Switching Regulator IC Negative Adjust... |
DataSheet: | MAX852ESA+ Datasheet/PDF |
Quantity: | 1000 |
1 +: | 0.00000 |
Voltage - Output (Min/Fixed): | -1.28V (-4.1V) |
Base Part Number: | MAX852 |
Supplier Device Package: | 8-SOIC |
Package / Case: | 8-SOIC (0.154", 3.90mm Width) |
Mounting Type: | Surface Mount |
Operating Temperature: | -40°C ~ 85°C (TA) |
Synchronous Rectifier: | No |
Frequency - Switching: | 100kHz |
Current - Output: | 5mA |
Voltage - Output (Max): | -9V |
Series: | -- |
Voltage - Input (Max): | 10V |
Voltage - Input (Min): | 4.5V |
Number of Outputs: | 1 |
Output Type: | Adjustable (Fixed) |
Topology: | Charge Pump |
Output Configuration: | Negative |
Function: | Step-Down |
Part Status: | Obsolete |
Packaging: | Tube |
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Today, DC-DC switching regulators are widely used in circuit designs. MAX852ESA+ is one of the most popular ones, with a wide range of applications and working principles.
Introduction to MAX852ESA+
MAX852ESA+ is a pulse-width modulation DC-DC switching regulator developed by MAXIM Integrated Products (formerly known as Dallas Semiconductor). It offers a simple solution for providing regulated 5V outputs in a variety of power management applications. It is an integrated, single-package, full-fledged switching regulator. It includes a ferromagnetic-free main switch and a sophisticated control loop with a wide range of modulation frequency. It also features a robust shutdown capability, and minimal external component count.
The MAX852ESA+ offers a wide range of features, making it a great choice for applications such as telecom/datacom, automotive, industrial, and consumer electronics. The regulator can switch between input and output rails effortlessly and can drive up to a 4A output while operating in the full-on switching mode. It also features a low ripple output with four soft shutdown options and accurate current limit protection.
MAX852ESA+ Applications and Working Principle
The MAX852ESA+ is ideal for applications that require high-efficiency, low-heat, and reliable power conversion. Its wide output voltage range (4.5V to 5.0V) and adjustable current-limit values make it ideal for power management in many different types of systems. The MAX852ESA+ can be used to provide reliable power conversion in a wide range of applications, such as automotive, industrial, consumer electronics, telecom/datacom systems, and more.
The working principle of the MAX852ESA+ is based on pulse-width modulation (PWM). The output voltage is controlled by varying the duty cycle of the PWM signal applied to the main switch of the regulator. The feedback signal is compared to a reference voltage and then used to adjust the duty cycle of the PWM signal to maintain the output voltage. In addition, the output voltage is also protected from over-voltage conditions by the over-voltage logic block, which shuts down the power converter when the output voltage exceeds a pre-determined threshold.
The MAX852ESA+ also includes a soft start circuitry that prevents inrush current during start-up conditions and reduces voltage/current ringing at the output. The integrated over-temperature protection feature will shut down the regulator when the die temperature exceeds a predetermined limit, protecting the part from thermal runaway conditions. The MAX852ESA+ also provides a pin-selectable supply range, allowing the user to select the input voltage range, which ranges between 3.3V to 24V.
The MAX852ESA+ is an incredibly versatile regulator and can be used in a variety of different applications. The device can be used in distributed power systems, portable device power supplies, automotive applications, high current point-of-load applications, battery-powered systems, and more.
Conclusion
The MAX852ESA+ is a versatile and feature-rich DC-DC switching regulator that is ideal for a variety of power management applications. It offers high efficiency, low heat output, wide input and output voltage range, accurate current-limit protection, and robust over-temperature protection. With its robust feature set, it is an excellent choice for any application that requires reliable, efficient, and safe power conversion.
The specific data is subject to PDF, and the above content is for reference
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