Remember PPS
Full name: Programmable Power Supply
Memory aid: Programmable power precisely supplies the phone.
PPS support is optional and must be present in compatible devices.
Study area: USB, docks & display ports · Batch 2
Relevant study for: CompTIA A+ Core 1 220-1201
Practice with exam flashcards →Hardware & Components / Knowledge library
PPS — Programmable Power Supply
Allows adjustable voltage and current within supported USB PD ranges.
Why learn PPS — Programmable Power Supply?
Allows adjustable voltage and current within supported USB PD ranges.
Where it came from
PPS support is optional and must be present in compatible devices.
- Memory aid (a learning cue, not the expansion): Programmable power precisely supplies the phone.
Build your understanding
Work through these exercises in order. Try the task before opening a reference.
- Without looking, expand PPS: Programmable Power Supply.
- Recall this memory aid: Programmable power precisely supplies the phone.
- Explain the practical use: Allows adjustable voltage and current within supported USB PD ranges.
- Explain this distinction: PPS support is optional and must be present in compatible devices.
- Identify PPS in a device specification, architecture diagram, or system inventory.
Documentation and sources
- USB-IF Power Delivery (www.usb.org)