PPS vs PD Chargers: What's the Difference and Which One Charges Faster?

PPS vs PD Chargers: What's the Difference and Which One Charges Faster?

Mar 14 ·
9 Min Read

Have you ever waited impatiently for your phone to charge, feeling like it takes an eternity? In our current world, where we rely heavily on our gadgets for communication, work, and entertainment, a fully charged battery is no longer a luxury, but essential. Fortunately, fast charging technologies like USB Power Delivery (PD) and Programmable Power Supply (PPS) exist to alleviate these battery woes. But what precisely are USB PD and PPS, and what distinguishes one from the other? And more importantly, which one charges faster?

This post will provide a detailed comparison of USB PD and PPS charging technologies. We’ll explore their features, unravel their differences, and help you decide which option best suits your requirements. By the end of this reading, you’ll have a complete understanding of both technologies, enabling you to make informed decisions when selecting the right charger for your gadgets.

Understanding USB Power Delivery (USB PD)

What is USB PD?

USB PD, short for USB Power Delivery, is a fast charging standard that uses the USB-C connector to allow devices to draw more power than standard USB ports. This technology enables significantly faster charging times for a wide range of gadgets, from smartphones and tablets to laptops and even some power tools. Essentially, it’s a system that allows devices to communicate with chargers to negotiate the optimal voltage and current for efficient power transfer.

The USB Implementers Forum (USB-IF), a non-profit organization responsible for developing and maintaining USB specifications, created the USB PD standard. Their goal was to establish a universal charging solution that could handle the increasing power demands of contemporary devices.

Key Features of USB PD:

USB PD boasts a range of features that make it a versatile and efficient charging solution. Here are a few of its capabilities:

USB PD Revisions & Standards:

Since its introduction, USB PD has undergone several revisions, each bringing enhancements and improvements. Here’s a brief summary:

Delving into Programmable Power Supply (PPS)

What is USB PPS?

Programmable Power Supply (PPS) is not a separate charging standard, but an optional feature integrated within the USB PD 3.0 specification and later versions. Think of it as a refinement of the existing USB PD technology, created to provide even more efficient and controlled power delivery.

PPS builds upon the capabilities of USB PD by permitting more precise voltage and current adjustments. This leads to faster charging times, reduced heat generation, and potentially enhanced battery life.

How PPS Works:

PPS works by enabling real-time communication between the device and the charger, allowing for dynamic adjustments to voltage and current. Here’s a breakdown of the process:

Benefits of PPS:

The fine-grained control afforded by PPS provides several advantages:

USB PD vs. PPS: Key Differences

While both USB PD and PPS are fast-charging technologies, they have key differences that influence their performance and compatibility. Understanding these differences can help you choose the right charger for your needs.

Does PPS Really Charge Faster? Deep Dive into Charging Speeds.

The question of whether PPS genuinely provides faster charging is complex. In ideal conditions, PPS can deliver slightly faster charging speeds for compatible devices. However, several factors can influence charging speed, and the real-world difference may not always be significant.

Which Phones Support PPS Charging?

PPS support is not universal, so it’s important to know if your device is compatible before investing in a PPS charger. Here’s an updated list of popular phone models that support USB PPS charging:

Disclaimer: Compatibility information can change. Always check the device’s specifications or manufacturer’s website to confirm PPS support. While this list covers many popular phones, it is not exhaustive. There may be other models that support PPS charging.

Choosing the Right Charger: USB PD or PPS?

Selecting the right charger depends on your devices and charging requirements. Here are some guidelines to help you make the best choice:

Debunking Myths and Addressing Concerns

Like any technology, there are myths and concerns surrounding fast charging. Here are a few common ones addressed:

Conclusion

USB PD and PPS are both advanced charging technologies that can greatly enhance your charging experience. PPS builds upon USB PD by offering more granular control over voltage and current delivery, leading to faster charging, reduced heat, and potentially improved battery longevity for compatible devices. USB PD is a versatile and widely supported standard that offers fast charging for a broad range of devices.

If you own a PPS-compatible device, a PPS charger is likely a worthwhile investment. However, a good USB PD charger remains a solid choice for those with a mix of devices or those unsure about PPS compatibility. Ultimately, the best choice depends on your individual needs and devices. If you value cutting-edge charging technology and possess compatible devices, PPS provides a valuable upgrade. Otherwise, USB PD remains an efficient and ubiquitous solution for fast charging.

Last edited Mar 14