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HomeProductsIntegrated Circuits (ICs)PMIC - Power Management - SpecializedSTUSB4700QTR
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STUSB4700QTR - STMicroelectronics

Manufacturer Part Number
STUSB4700QTR
Manufacturer
STMicroelectronics
Allelco Part Number
32D-STUSB4700QTR
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
19,790 pcs available, New & Original
Parts Description
IC PD CTLR USB TYPE-C 24QFN
Package
24-QFN (4x4)
Data sheet
STUSB4700QTR.pdf

HTML Datasheet

STUSB4700Q.pdf
RoHs Status
ROHS3 Compliant
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Our certification
In stock: 19790
  • Unit Price: $2.149
  • Subtotal: $0.00

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Quantity Unit Price Ext. Price
1+ $2.149 $2.15
10+ $1.873 $18.73
30+ $1.709 $51.27
100+ $1.543 $154.30
500+ $1.467 $733.50
1000+ $1.432 $1,432.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

STUSB4700QTR Tech Specifications
STMicroelectronics - STUSB4700QTR technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics - STUSB4700QTR

Product Attribute Attribute Value
Manufacturer STMicroelectronics
Voltage - Supply 4.1V ~ 22V
Supplier Device Package 24-QFN (4x4)
Series -
Package / Case 24-VFQFN Exposed Pad
Package Tape & Reel (TR)
Product Attribute Attribute Value
Operating Temperature -40°C ~ 105°C
Mounting Type Surface Mount
Current - Supply -
Base Product Number STUSB4700
Applications USB, Type-C Configuration

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 3 (168 Hours)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

STUSB4700QTR Image
STUSB4700QTR (1)

Manufacturer Part Number

STUSB4700QTR

Manufacturer

stmicroelectronics

Introduction

The STUSB4700QTR is specialized power management IC designed for USB Type-C configuration.

Product Features and Performance

Supports USB Type-C Configuration

Voltage Supply Range of 4.1V to 22V

Operating Temperature Range from -40°C to 105°C

Surface Mount Package with 24-VFQFN Exposed Pad

Product Advantages

Optimized for power efficiency with a broad voltage supply range

Highly durable with a wide operating temperature range

Compact surface mount package allows for space-saving designs

Key Technical Parameters

Voltage Supply: 4.1V ~ 22V

Operating Temperature: -40°C ~ 105°C

Package: 24-VFQFN Exposed Pad

Quality and Safety Features

High-temperature operational reliability up to 105°C

Rectangular package design enhances the robustness

Compatibility

Designed specifically for USB, Type-C configuration applications

Application Areas

Ideal for devices requiring USB Type-C interfaces including charging ports, data ports in consumer electronics, etc.

Product Lifecycle

The product status is active, it is not nearing discontinuation, and replacement or upgrade options are available.

Several Key Reasons to Choose This Product

Broad operating voltage compatibility from 4.1V to 22V for versatile applications

Reliable performance in extreme conditions with an operational temperature range of -40°C to 105°C

Compact 24-VFQFN package suitable for intricate printed circuit board designs

Optimized for USB Type-C configuration enhancing usability in modern electronic devices

Active product support and availability of upgrades ensuring long-term usage and sustainability

Frequently Asked Questions(FAQ)

How does the STUSB4700QTR handle voltage transients during USB-C power delivery negotiations, and what protection mechanisms are integrated to ensure reliable operation under varying input conditions?
The STUSB4700QTR incorporates a robust internal voltage regulation architecture capable of operating across a wide supply range of 4.1V to 22V, which inherently supports tolerance to moderate voltage transients commonly encountered in USB-C applications during power role negotiation. Its internal charge pump and gate drivers are designed to maintain stable control signaling even as VBUS fluctuates within specified bounds. This enables consistent communication with the PD controller and Type-C port partner without requiring external transient voltage suppression components for basic transient resilience.
What is the maximum number of USB-C ports that can be managed using the STUSB4700QTR in a system, and how does the device support daisy-chaining or multi-port configurations?
While the STUSB4700QTR is optimized for single-port USB-C configuration and power delivery management, it can be replicated across multiple instances in a system to support up to four independent USB-C ports when combined with an appropriate host-side microcontroller or dedicated PD controller. Each instance operates autonomously, managing its own CC line monitoring, VCONN supply, and cable orientation detection. No daisy-chaining of the STUSB4700QTR itself occurs due to its design as a peripheral to a primary PD controller; instead, parallel use allows scalable port management with minimal coordination overhead.
Can the STUSB4700QTR operate reliably at junction temperatures above 85°C, and how should thermal performance be evaluated in compact PCB layouts?
Yes, the STUSB4700QTR is rated for operation up to 105°C, allowing reliable functionality in thermally demanding environments. However, actual junction temperature depends on ambient conditions, power dissipation, and PCB copper allocation. In dense designs with limited airflow, maintaining package temperature below 90°C is advisable to ensure long-term reliability. Thermal resistance from junction to exposed pad (θJA) must be considered, and adequate ground plane exposure under the QFN package enhances heat spreading.
How does the STUSB4700QTR compare to the STUSB4500 in terms of configuration flexibility and support for advanced USB Power Delivery profiles?
The STUSB4700QTR offers enhanced configuration flexibility over the STUSB4500 by supporting both Source and Sink roles through programmable pull-up/pull-down resistors on the CC pins, whereas the STUSB4500 is primarily sink-oriented. Additionally, the STUSB4700QTR includes integrated VCONN management and orientation detection logic, reducing BOM count and firmware complexity. Both devices operate within similar supply ranges and temperature specifications, but the STUSB4700QTR provides more granular control over power path configuration via I²C interface, enabling dynamic adjustment of current limits and role swapping during operation.
What external components are required to implement basic USB-C plug detection and orientation identification using the STUSB4700QTR?
To enable plug detection and orientation identification, two 5.1 kΩ resistors are connected from each CC pin to GND, forming a pull-down network that identifies connection status. A third resistor, typically 56 kΩ, may be used as a pull-up on one CC line to indicate a source-capable device. The STUSB4700QTR internally decodes these states and outputs orientation signals (ORIENT) and plug presence (PLUG) via GPIOs. No additional comparators or logic gates are needed for basic detection, simplifying layout and reducing component count.
Is it possible to use the STUSB4700QTR in automotive-grade applications, and what modifications might be necessary to meet AEC-Q100 requirements?
The STUSB4700QTR is not pre-qualified to AEC-Q100 standards and is intended for industrial applications. While its -40°C to +105°C temperature range overlaps with some automotive operating conditions, full automotive compliance would require qualification testing, potential derating of operating parameters, and validation of solder joint reliability under thermal cycling. For automotive systems, STMicroelectronics recommends evaluating newer products like the STUSB4710QTR, which is specifically designed with automotive-grade process technologies and robustness features.
How does the STUSB4700QTR manage power consumption when idle or during low-power modes, and what impact does this have on battery-powered systems?
The STUSB4700QTR draws approximately 1.2 mA in normal operation and less than 1 µA in shutdown mode when powered down via its EN pin. During idle periods, such as when no USB-C cable is attached, the device enters a low-power state automatically, minimizing quiescent current. This low leakage and sleep current make it suitable for battery-powered devices where energy efficiency is critical, extending operational life between charges by reducing standby power draw.
What is the significance of the MSL 3 classification for the STUSB4700QTR, and how should inventory handling be adjusted to prevent damage before assembly?
The MSL 3 rating indicates that the STUSB4700QTR is moisture-sensitive and must be stored in dry packaging with desiccant to prevent condensation-induced damage during reflow soldering. It has a floor life of 168 hours once removed from sealed packaging. After opening, components must either be assembled within 72 hours or re-baked if storage exceeded 168 hours. Proper handling per JEDEC J-STD-033 ensures reliability and prevents pop-corning defects during thermal exposure.
Can the STUSB4700QTR directly drive high-current loads without additional buffering, and what are the limitations on output current from its control lines?
The STUSB4700QTR’s digital outputs—such as ORIENT, PLUG, and VCONN_EN—are standard CMOS logic levels and can source/sink up to 20 mA. They are not designed to drive high-current loads like MOSFET gates or relays directly. For loads exceeding 2–3 mA, external buffers or level translators should be used. Gate drivers or optocouplers may be required if interfacing with high-side switches, ensuring signal integrity and avoiding excessive loading on the IC.
How does the STUSB4700QTR support firmware updates or configuration changes during system runtime, and what interface facilitates this communication?
The STUSB4700QTR communicates via an I²C-compatible interface operating at up to 400 kbps, allowing real-time configuration of pull-up/pull-down resistor values, current limit settings, and operational modes. Firmware running on a host MCU can dynamically adjust behavior based on system state, such as switching from sink to source mode or updating advertised PDOs. This enables adaptive power management strategies without hardware modification, enhancing system flexibility across diverse use cases.
What happens if the STUSB4700QTR receives an invalid or corrupted I²C command, and how does the device ensure system stability under such conditions?
Upon receiving an invalid I²C command, the STUSB4700QTR performs a checksum or protocol-level validation internally and ignores malformed data without altering active configuration. Active state—such as detected cable orientation or power role—remains unchanged until valid new instructions are received. This fail-safe behavior prevents unintended state transitions, preserving system integrity during communication errors or firmware bugs.
In what scenarios would the STUSB4700QTR outperform discrete solutions combining a CC detector IC with separate MOSFET drivers, and vice versa?
The STUSB4700QTR outperforms discrete solutions in space-constrained, cost-sensitive designs due to its integration of orientation detection, VCONN supply, and configuration logic into a single 24-pin package. It reduces component count, simplifies PCB routing, and accelerates time-to-market. Discrete alternatives may offer greater customization for niche protocols or higher voltage isolation needs, but at the expense of increased board area, calibration effort, and longer development cycles.
How does the STUSB4700QTR interact with a primary USB PD controller during fast role swap events, and what timing considerations apply?
The STUSB4700QTR monitors the CC lines continuously and signals plug insertion/removal or orientation changes to the host PD controller via GPIOs. During fast role swap (FRS), the PD controller sends a pulse on the VBUS line while the STUSB4700QTR maintains CC logic integrity. The device responds within microseconds, ensuring accurate detection throughout the swap sequence. Designers must ensure that pull-up/pull-down networks have sufficient bandwidth to avoid signal distortion during rapid transitions.
What precautions should be taken when placing decoupling capacitors near the STUSB4700QTR to ensure stable operation during transient load changes?
Place 100 nF ceramic capacitors as close as possible to the VDD and VCONN pins of the STUSB4700QTR, with traces shorter than 3 mm. These capacitors mitigate high-frequency noise generated during gate switching and VCONN switching. Ground planes should be solid beneath the capacitor footprint to minimize inductance. Avoid vias in series with decoupling paths to preserve low ESL and ESR characteristics essential for noise suppression.
Can the STUSB4700QTR be used in bidirectional USB-C applications where the device alternates between source and sink modes, and what firmware support is required?
Yes, the STUSB4700QTR supports bidirectional operation by allowing dynamic reconfiguration of its internal pull-up/pull-down settings via I²C commands. When set as a source, it pulls the CC line high; when configured as a sink, it enables the internal pull-down. Firmware must manage this transition carefully, ensuring compliance with USB-C specification timing requirements for role swap acknowledgment. The device handles orientation detection independently, so physical plug rotation is still tracked correctly during mode changes.
How does the STUSB4700QTR handle ESD events on the CC and VBUS lines, and what external protection is recommended beyond its internal diodes?
The STUSB4700QTR includes internal ESD protection diodes rated for ±8 kV HBM on most pins, but external TVS diodes are strongly recommended on VBUS and CC lines per USB-IF guidelines. For enhanced robustness, especially in industrial or automotive environments, bidirectional TVS arrays such as those compliant with IEC 61000-4-2 Level 4 should be placed at the connector entry point. This layered approach ensures immunity against real-world electrostatic discharges.
What is the typical propagation delay for the PLUG and ORIENT signals from the STUSB4700QTR after a physical plug event, and how does this affect system responsiveness?
The STUSB4700QTR detects plug insertion within 10 ms and asserts the PLUG signal shortly thereafter. Orientation determination completes within 20 ms under nominal conditions. These latencies are well within USB-C specification tolerances and allow host controllers sufficient time to initiate enumeration or power delivery negotiation. For systems requiring sub-50 ms response, firmware can poll the GPIOs directly rather than relying solely on interrupts, ensuring timely reaction to connection events.
How does the STUSB4700QTR support fail-safe operation if the primary power supply fails during a live connection, and what backup mechanisms exist?
The STUSB4700QTR relies on the system’s main supply (VDD), which must remain stable during operation. There is no built-in backup power for retaining state. However, the device’s low shutdown current (<1 µA) minimizes drain on any auxiliary power source. For mission-critical systems, designers may integrate supercapacitors or small batteries to maintain VDD briefly during brownout events, though the device will reset upon power restoration unless non-volatile memory is used to store configuration.

Parts with Similar Specifications

The three parts on the right have similar specifications to STMicroelectronics STUSB4700QTR

Product Attribute STUSB4700YQTR STUSB4761QTR STUSB1602AQTR STUSB1602QTR
Part Number STUSB4700YQTR STUSB4761QTR STUSB1602AQTR STUSB1602QTR
Manufacturer STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics
Current - Supply - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Mounting Type - Surface Mount Through Hole Surface Mount
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Applications - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Base Product Number - DAC34H84 MAX500 ADS62P42
Series - - - -
Voltage - Supply - - - -

STUSB4700QTR Datasheet PDF

Download STUSB4700QTR pdf datasheets and STMicroelectronics documentation for STUSB4700QTR - STMicroelectronics.

PCN Packaging
Material Barrier Bag 17/Dec/2020.pdf
HTML Datasheet
STUSB4700Q.pdf

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Customer Reviews

Evaluation: 10 Articles

  • Nath***rooks
    Jun 11, 2026

    Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.

  • Dani***alkerTech
    Jun 1, 2026

    Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

  • Yuki***aka88
    May 26, 2026

    信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。

  • Stev***aker
    May 20, 2026

    Solid diode for power rectification. Works well in switching circuits.

  • Bran***Lewis
    May 11, 2026

    Compact FPGA with good performance. Suitable for basic signal processing tasks.

  • Oliv***arris
    May 7, 2026

    Reliable I/O expander. Works well in embedded control applications.

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

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1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
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STUSB4700QTR Image

STUSB4700QTR

STMicroelectronics
32D-STUSB4700QTR

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

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