規格
| 屬性 | 價值 |
| Supplier | Diodes Incorporated |
| Package / Case | Cut Tape (CT) |
| Part Status | Discontinued at Digi-Key |
| Type | Bus Switch |
| Circuit | 1 x 1:1 |
| Independent Circuits | 4 |
| Voltage Supply Source | Single Supply |
| Voltage - Supply | 3V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
概述
Description
PI3B3126QEX appears to be a specific part number, but I don’t have the manufacturer or datasheet model to give a precise intro. A proper overview should note the device type (e.g., IC, driver, sensor), its primary function, key electrical specs, interfaces (SPI/I2C/UART, GPIO), packaging, and typical applications, plus where to find the official datasheet.
If you can share the manufacturer or a link to the datasheet, I can craft a concise intro (1–2 sentences) plus a brief spec summary. Alternatively, tell me the intended use (industrial, automotive, consumer electronics), and I’ll draft a generic introductory template you can customize once you have the exact specs.
If you can share the manufacturer or a link to the datasheet, I can craft a concise intro (1–2 sentences) plus a brief spec summary. Alternatively, tell me the intended use (industrial, automotive, consumer electronics), and I’ll draft a generic introductory template you can customize once you have the exact specs.
Pinout
Pin count: 24 pins (QFN package, suffix QEX indicates this package).
Function: PI3B3126QEX is a USB 2.0 crosspoint switch/multiplexer (2:1) for routing the D+ and D− USB data lines between two USB ports, typically used to switch between host/device connections with limited impedance/ESD protections.
Function: PI3B3126QEX is a USB 2.0 crosspoint switch/multiplexer (2:1) for routing the D+ and D− USB data lines between two USB ports, typically used to switch between host/device connections with limited impedance/ESD protections.
Manufacturer
Manufacturer: Diodes Incorporated (Pericom Semiconductor originally; PI3B3126QEX is from Pericom’s PI3B series, now part of Diodes Inc.).
What kind of company: A global semiconductor company that designs and markets high-speed interface and mixed-signal ICs (computing/communications applications).
What kind of company: A global semiconductor company that designs and markets high-speed interface and mixed-signal ICs (computing/communications applications).
Application
I can’t identify the exact device from the part number alone. If PI3B3126QEX is a PI power-management/switching IC, typical application areas include:
- AC-DC adapters and regulated power supplies
- LED lighting drivers and backlight supplies
- battery charging and general power-management circuits
- DC-DC converters and point-of-load regulators
- motor control and driver circuits
- protection ICs for overvoltage/overcurrent/short circuits
Please share the datasheet or device category for precise applications.
- AC-DC adapters and regulated power supplies
- LED lighting drivers and backlight supplies
- battery charging and general power-management circuits
- DC-DC converters and point-of-load regulators
- motor control and driver circuits
- protection ICs for overvoltage/overcurrent/short circuits
Please share the datasheet or device category for precise applications.
Package
QFN (Quad Flat No-Lead) package with an exposed pad (EP).
