MCP1602-250I/MS

Product Overview

Category

The MCP1602-250I/MS belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• Input Voltage Range: 4.5V to 28V
• Output Voltage Range: 1.25V to 26V
• Maximum Output Current: 250mA
• Low Dropout Voltage: 500mV at 100mA
• High Efficiency: Up to 95%
• Package Type: MSOP-8
• Operating Temperature Range: -40°C to +125°C

Packaging/Quantity

The MCP1602-250I/MS is available in a standard MSOP-8 package. It is typically sold in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage Range: 1.25V to 26V
• Maximum Output Current: 250mA
• Dropout Voltage: 500mV at 100mA
• Quiescent Current: 120µA (typical)
• Shutdown Current: 0.1µA (typical)
• Switching Frequency: 500kHz (typical)

Detailed Pin Configuration

The MCP1602-250I/MS has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. FB: Feedback pin
4. EN: Enable pin
5. SW: Switching pin
6. NC: No connection
7. VOUT: Output voltage pin
8. PGND: Power ground pin

Functional Features

• Wide input voltage range allows for versatile applications.
• High efficiency ensures minimal power loss.
• Low dropout voltage enables operation with low input-output differentials.
• Shutdown mode reduces power consumption when not in use.
• Overcurrent and thermal protection ensure safe operation.

Advantages

• Compact MSOP-8 package allows for space-saving designs.
• Wide input voltage range accommodates various power sources.
• High efficiency minimizes energy waste.
• Low dropout voltage enables efficient regulation even with low input voltages.
• Shutdown mode reduces standby power consumption.

Disadvantages

• Maximum output current of 250mA may limit its use in high-power applications.
• Limited pin configuration options may restrict certain circuit designs.

Working Principles

The MCP1602-250I/MS is a step-down (buck) voltage regulator that converts a higher input voltage to a lower output voltage. It utilizes a pulse-width modulation (PWM) control scheme to regulate the output voltage. The internal switching transistor operates at a high frequency, allowing for efficient voltage conversion. Feedback control ensures accurate regulation by adjusting the duty cycle of the PWM signal based on the output voltage.

Detailed Application Field Plans

The MCP1602-250I/MS finds applications in various electronic systems, including:

1. Battery-powered devices: Provides regulated voltage for portable electronics such as smartphones, tablets, and wearable devices.
2. Industrial automation: Used in control systems, sensors, and actuators to maintain stable voltage levels.
3. Automotive electronics: Regulates voltage for automotive components like infotainment systems, lighting, and sensors.
4. IoT devices: Enables efficient power management in Internet of Things (IoT) devices, ensuring longer battery life.
5. Home appliances: Used in smart home devices, routers, and other household electronics to maintain stable power supply.

Detailed and Complete Alternative Models

1. MCP1602-330I/MS: Similar to MCP1602-250I/MS but with a maximum output current of 330mA.
2. MCP1602-500I/MS: Similar to MCP1602-250I/MS but with a maximum output current of 500mA.
3. MCP1602-1000I/MS: Similar to MCP1602-250I/MS but with a maximum output current of 1A.

These alternative models offer higher output currents for applications requiring more power.

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