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MCP16311-E/MS
+BOMIC REG BUCK ADJUSTABLE 1A 8MSOP
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ManufacturerMicrochip Technology
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Mfr. Part #MCP16311-E/MS
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Datasheet MCP16311-E/MS DataSheet
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Package MSOP-8
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In Stock7206
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Specifications
| Attribute | Value |
| Package | Tube |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4.4V |
| Voltage-Input(Max) | 30V |
| Voltage-Output(Min/Fixed) | 2V |
| Voltage-Output(Max) | 24V |
| Current-Output | 1A |
| Frequency-Switching | 500kHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) |
Overview
Description
Key features include a wide input voltage range, typically from 3.0V to 30V, and a fixed output voltage option. The converter operates at a frequency that allows for smaller inductors and capacitors, optimizing board space. It offers a low quiescent current, making it suitable for battery-powered applications, and includes integrated overcurrent protection and thermal shutdown features to enhance reliability.
The MCP16311-E/MS is often used in applications like portable electronics, industrial systems, and consumer products. Its ease of use and efficiency make it a popular choice for designers seeking a straightforward solution for voltage regulation.
Equivalent
1. Texas Instruments LM3671.
2. Analog Devices ADP2303.
3. ON Semiconductor NCP1529.
4. Diodes Incorporated AP61100.
5. Maxim Integrated MAX16909.
These alternatives may offer similar functionalities, but it's important to compare specific parameters like input/output voltage range, current rating, efficiency, and package type to ensure compatibility with your application.
Features
Additional features include a high switching frequency of 500 kHz, enabling the use of smaller inductors and capacitors, which reduces overall solution size. The MCP16311 also offers internal soft-start, overcurrent protection, and over-temperature protection, enhancing reliability. It supports a shutdown mode to minimize power consumption when not in active use. Designed for compact applications, it is available in a SOT-23-6 package, making it suitable for space-constrained designs in industrial, consumer, and automotive applications.
Pinout
Here’s a brief overview of its pin functions:
1. Pin 1 (SW): Switch node connection, inductor connects to this pin.
2. Pin 2 (GND): Ground connection for the device.
3. Pin 3 (FB): Feedback pin for output voltage regulation.
4. Pin 4 (VFB): An additional feedback pin, used for specific configurations.
5. Pin 5 (EN): Enable pin for the regulator, used to turn the device on or off.
6. Pin 6 (SS): Soft-start control pin, used to control the rate of rise of the output voltage.
7. Pin 7 (VIN): Input voltage supply pin.
8. Pin 8 (VDD): Internal LDO output for powering internal circuits, also requires a bypass capacitor.
These pins provide all necessary connections for the MCP16311-E/MS to function effectively as a buck converter, offering flexibility for various applications requiring efficient power management.
Manufacturer
Application
1. Consumer Electronics: Powering portable and battery-operated devices.
2. Industrial Systems: Providing power supply solutions for industrial control systems and automation equipment.
3. Communication Equipment: Used in networking devices and wireless communication systems.
4. Automotive Electronics: Suitable for in-vehicle systems due to its robustness.
5. Medical Devices: Powering portable medical equipment where efficiency and size are critical.
Its compact size and high efficiency make it suitable for applications requiring a reliable step-down power solution.