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ADP5301ACBZ-2-R7

Name: ADP5301ACBZ-2-R7
Rating: 4.7 (12 reviews)

IC REG BCK PRG 50MA/500MA 9WLCSP

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資料表 ADP5301ACBZ-2-R7 DataSheet
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規格

Part Status	Active
Function	Step-Down
Output Configuration	Positive
Topology	Buck
Output Type	Programmable
Number of Outputs	1
Voltage - Input (Min)	2.15V
Voltage - Input (Max)	6.5V
Voltage - Output (Min/Fixed)	0.8V
Voltage - Output (Max)	5V
Current - Output	50mA, 500mA
Frequency - Switching	2MHz
Synchronous Rectifier	Yes
Operating Temperature	-40°C ~ 125°C (TJ)
Mounting Type	Surface Mount
Package / Case	9-WFBGA, WLCSP
Supplier Device Package	9-WLCSP (1.87x1.65)
Base Product Number	ADP5301

概述

Description

The ADP5301ACBZ-2-R7 is a highly efficient, adjustable step-down (buck) DC-DC regulator designed for low-power applications. It features a wide input voltage range of 2.3V to 5.5V, making it suitable for battery-powered devices. The regulator provides a programmable output voltage from 0.6V to 3.3V, adjustable via external resistors, allowing for versatility in different applications.
Key characteristics include low quiescent current, high efficiency (up to 95%), and a compact package size (LFCSP-EP), which is ideal for space-constrained designs. The device also includes built-in protections such as overcurrent and thermal shutdown, enhancing reliability.
The ADP5301ACBZ-2-R7 is commonly used in applications such as portable electronics, sensors, and IoT devices, where efficiency and compactness are critical. Its combination of performance, flexibility, and efficiency makes it a popular choice for engineers looking to optimize power management in their designs.

Features

The ADP5301ACBZ-2-R7 is a highly efficient, low quiescent current step-down (buck) regulator from Analog Devices. Key features include:
1. Input Voltage Range: Supports a wide input voltage range from 2.2V to 5.5V.
2. Output Current: Capable of delivering up to 1A output current.
3. Adjustable Output Voltage: Provides an adjustable output voltage down to 0.8V.
4. Efficiency: High efficiency up to 95%, minimizing heat dissipation.
5. Quiescent Current: Low quiescent current (typically 1µA), enhancing battery life in portable applications.
6. Switching Frequency: Fixed frequency of 1.2MHz, allowing for smaller external components.
7. Integrated Components: Combines a power MOSFET, inductor, and compensation circuitry for a compact solution.
8. Thermal Protection: Includes thermal shutdown and overcurrent protection features.
This device is ideal for powering microcontrollers, sensors, and other portable devices requiring efficient power management.

Package

The ADP5301ACBZ-2-R7 is packaged in a 16-lead LFCSP (Lead Frame Chip Scale Package) with a thin profile, measuring 3 mm x 3 mm.

Pinout

The ADP5301ACBZ-2-R7 is a high efficiency buck-boost DC-DC regulator with a total of 16 pins. Its primary functions include:
1. Vin: Input voltage supply.
2. Vout: Regulated output voltage.
3. GND: Ground reference.
4. SW1/SW2: Switch nodes for buck-boost operation.
5. COMP: Compensation network connection.
6. EN: Enable pin to turn the regulator on/off.
7. PG: Power good indicator.
8. FB: Feedback for voltage regulation.
9. VSENSE: Voltage sense inputs.
10. LIM: Current limit setting.
11. SS: Soft start pin for controlled startup.
12. ISET: Current setting for external control.
13. RAMP: Ramping control for PWM.
14. CSN/ CSP: Current sense inputs for monitoring the inductor current.
15. NC: No connect pins.
16. VOUT: Output voltage feedback.
This configuration allows for versatile power management in various applications, including battery-powered devices.

Manufacturer

The manufacturer of the ADP5301ACBZ-2-R7 is Analog Devices, Inc. (ADI). Analog Devices is a multinational company that specializes in designing and manufacturing high-performance analog, mixed-signal, and digital signal processing integrated circuits. Founded in 1965, the company primarily serves industries such as communications, automotive, consumer electronics, and industrial applications. ADI is known for its innovative solutions in data conversion, signal processing, and power management, making it a key player in the semiconductor industry.

Application

The ADP5301ACBZ-2-R7 is a highly integrated power management IC used in portable and battery-powered devices. Its application areas include smartphones, tablets, wearable electronics, IoT devices, and sensor nodes. It efficiently manages power supply with low quiescent current, making it suitable for energy-sensitive applications requiring step-down voltage regulation.

Equivalent

The ADP5301ACBZ-2-R7 is a step-down DC-DC regulator. Equivalent products include:
1. TPS62125 (Texas Instruments)
2. LM3671 (Texas Instruments)
3. MICROCHIP MCP1640
4. LT1763 (Analog Devices)
5. LM2596 (Texas Instruments)
Always check specific requirements such as output voltage, current, and package type for compatibility.