圖片僅供參考

PTN78020WAH

Name: PTN78020WAH
Rating: 4.7 (12 reviews)

DC DC CONVERTER 2.5-12.6V

製造商
製造商。部分 #PTN78020WAH
包
資料表 PTN78020WAH DataSheet
有現貨的5348

+BOM RFQ

100%原創；新

24小時準備發貨

365天保修

RFQ&；獲得更多折扣

規格

Series	PTN78020W
Part Status	Active
Type	Non-Isolated PoL Module
Number of Outputs	1
Voltage - Input (Min)	7V
Voltage - Input (Max)	36V
Voltage - Output 1	2.5 ~ 12.6V
Current - Output (Max)	6A
Applications	ITE (Commercial)
Features	UVLO
Operating Temperature	-40°C ~ 85°C
Efficiency	94%
Mounting Type	Through Hole
Package / Case	7-DIP Module
Size / Dimension	1.50" L x 0.87" W x 0.35" H (38.1mm x 22.1mm x 8.9mm)
Base Product Number	PTN78020

概述

Description

PTN78020WAH is a high efficiency, step-down (buck) DC-DC converter designed for a wide range of applications, including telecommunications, industrial, and automotive systems. It features an input voltage range of 4.5V to 18V and offers a fixed output voltage of 3.3V, with a maximum output current of 20A. The converter is known for its compact size, making it suitable for space-constrained designs.
Key features include high efficiency (up to 95%), integrated thermal protection, and a built-in soft-start function, which minimizes inrush current during startup. The PTN78020WAH operates with a wide temperature range, ensuring reliability in various environments. Its design simplifies power management in systems by reducing the need for external components, thereby saving PCB space and assembly time.
Overall, the PTN78020WAH is an ideal solution for providing stable and efficient power conversion in demanding applications.

Features

The PTN78020WAH is a high-efficiency DC-DC step-down (buck) converter capable of delivering a maximum output current of 2A. Key features include:
1. Input Voltage Range: Operates from 4.5V to 20V, making it suitable for various applications.
2. Output Voltage: Adjustable output voltage from 1.2V to 15V, with a high level of accuracy.
3. Efficiency: High-efficiency operation (up to 95%) reduces heat generation and improves power management.
4. Integrated Protection: Includes overcurrent protection, thermal shutdown, and short-circuit protection to enhance reliability.
5. Compact Size: Available in a small package, facilitating space-constrained designs.
6. Low Ripple: Offers low output voltage ripple, improving performance in sensitive applications.
7. Easy to Use: Simple external component requirements streamline the design process.
These features make the PTN78020WAH ideal for applications in industrial, automotive, and communication systems where efficient power conversion is essential.

Package

The PTN78020WAH is packaged in a compact, surface-mount format known as a "DIP" (Dual In-line Package) style. This package type facilitates easy integration into various electronic applications, providing efficient thermal performance and space-saving benefits.

Pinout

The PTN78020WAH is a DC-DC buck converter with a pin count of 14.
Pin Functions:
1. VIN: Input voltage (4.5V to 17V).
2. GND: Ground connection.
3. VOUT: Output voltage (adjustable, typically 5V).
4. LOAD: Output load connection.
5. SW: Switch node for inductor connection.
6. COMP: Compensation network connection for stability.
7. FB: Feedback pin for output voltage regulation.
8. EN: Enable pin to turn the converter on or off.
9. NC: No Connection, not used.
10. PGND: Power ground for switching circuit.
11. VCC: Internal regulated voltage output.
12. SENSE-: Negative sense voltage feedback.
13. SENSE+: Positive sense voltage feedback for output voltage sensing.
14. SS: Soft-start pin for controlling the output voltage ramp-up.
The PTN78020WAH is designed for high efficiency and compact size, making it suitable for various applications in power management.

Manufacturer

The PTN78020WAH is manufactured by Texas Instruments, a global semiconductor company headquartered in Dallas, Texas. Texas Instruments (TI) specializes in designing and manufacturing a wide range of electronic components, including analog and digital signal processing chips. Established in 1930, TI has become a major player in the semiconductor industry, providing solutions for various applications such as industrial, automotive, communications, and consumer electronics. The PTN78020WAH itself is a step-down power module that offers a compact solution for powering electronics with efficiency and reliability. Texas Instruments is recognized for its innovation, extensive product portfolio, and commitment to quality in the electronics sector.

Application

The PTN78020WAH is a DC-DC buck converter designed for applications requiring efficient voltage regulation. It is commonly used in telecommunications, networking equipment, industrial automation, and embedded systems. Its compact form factor and high efficiency make it suitable for powering microcontrollers, FPGAs, and other low-voltage digital circuits in various electronic devices. Additionally, it can be utilized in battery-powered applications to extend battery life.

Equivalent

The PTN78020WAH is a DC-DC buck converter. Equivalent products include the LM2596 from Texas Instruments, the LM2675, and the MP1584 from Monolithic Power Systems. Other alternatives are the MIC2940 from Microchip and the TPS54331 from Texas Instruments. Always check specifications for voltage and current ratings to ensure compatibility.