IP2721 Powering your projects by using USB-C IP2721[Video]
TSSOP-16 Interface - Specialized RoHS
IP2721 is a physical layer protocol IC for USB TYPE-C/PC2.0/PD3.0 input ports that supports auto-detect USB port connection through CC1 and CC2. This article is going to talk about the features, applications, pinout, and more detailed information about the IP2721.

Powering your projects using USB-C Power Delivery
Overview of IP2721
IP2721 is a physical layer protocol IC for USB TYPE-C/PC2.0/PD3.0 input ports that supports auto-detect USB port connection through CC1 and CC2. Integrate the hardware PD protocol, analyze the PD protocol to determine the source capabilities, and request the necessary voltage.
IP2721 Features
Support TYPEC/PD2.0/PD3.0 UFP mode for USB TYPEC input port
Auto-detect USB connection condition
Integrate USB Power Delivery (PD2.0/PD3.0) protocol
Integrate hardware bi-phase Mark Coding (BMC) over CC
Integrate the physical layer
Hardware CRC protects data integrity
Integrate PD2.0/PD3.0 protocol UFP engine
Support hard reset
Integrate USB TYPEC protocol
Power management
VBUSG controls the power rail by the external NMOS, depending on the CC negotiation state
IP2721: SEL configures the maximum PD request voltage as 20V, 15V or 5V
IP2721_MAX12: SEL configures the maximum PD request voltage as 12V, 9V or 5V
Support VBUS soft start
IP2721 Pinout

IP2721 Pinout
Pin Descriptions
| Pin No. | Pin Name | Description |
| 1 | VBUSG | Connect to the gate of external NMOS, in control of the power rail. |
| 2 | VIN | Power input pin, apply 1uF capacitor to GND, connect to the Drain of the external NMOS. |
| 3,4 | NC | Keep floating |
| 5 | GND | Ground |
| 6,7,8 | TST1/TST2/TST2 | Reserved PIN, keep floating |
| 9,10 | NC | Keep floating |
| 11 | SEL | IP2721 IP2721_MAX12 High: 20V 12V Floating: 15V 9V GND: 5V 5V |
| 12 | CC2 | Connect to CC2 of USB Type-C port |
| 13 | CC1 | Connect to CC1 of USB Type-C port |
| 14,15 | NC | Keep floating |
| 16 | VBUS | Connect to the source of external NMOS |
IP2721 Typical Application Schematic

IP2721 Typical Application Schematic
Specifications
- TypeParameter
- Package / Case
refers to the protective housing that encases an electronic component, providing mechanical support, electrical connections, and thermal management.
TSSOP-16 - Packaging
Semiconductor package is a carrier / shell used to contain and cover one or more semiconductor components or integrated circuits. The material of the shell can be metal, plastic, glass or ceramic.
Tape & Reel (TR) - RoHS Status
RoHS means “Restriction of Certain Hazardous Substances” in the “Hazardous Substances Directive” in electrical and electronic equipment.
RoHS Compliant
IP2721 Absolute Maximum Ratings
| Parameters | Symbol | Value | Unit |
| VIN input voltage range | VIN | 0.3 ~ 30 | V |
| CC1,CC2 input voltage range | VCC1,VCC2 | -0.3 ~ 30 | V |
| Other pin's voltage range | -0.3 ~ 10 | V | |
| Junction temperature range | TJ | -40 ~ 150 | ℃ |
| Storage temperature | Tstg | -60 ~ 150 | ℃ |
| Lead temperature (Soldering, 10sec.) | Ts | 260 | ℃ |
| Ambient temperature range | TA | -40~120 | ℃ |
| Package thermal resistance | θJA | 90 | ℃/W |
| Package thermal resistance | θJC | 39 | ℃/W |
| Human body model (HBM) | ESD | 2 | KV |
IP2721 Applications
Power Banka
Cell phone
Wireless charging dock
VR box and UAV
IP2721 Datasheet
IP2721 Package information

IP2721 Package information
Popularity by Region
What is the IP2721?
IP2721 is a physical layer protocol IC for USB TYPE-C/PC2. 0/PD3. 0 input ports that support auto-detect USB port connection through CC1 and CC2. Integrate the hardware PD protocol, analyze the PD protocol to determine the source capabilities, and request the necessary voltage.
What’s the storage temperature of IP2721?
-60 ~ 150 ℃.
How many pins of IP2721?
16 pins.
What’s the Ambient temperature range of IP2721?
-40~120 ℃.
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