L6362ATR - IO-Link PHY2 Transceiver | STMicroelectronics
料号： L6362ATR ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $3.2 | $3.20 |
| 10 | $2.85 | $28.50 |
| 100 | $2.31 | $231.00 |
| 500 | $1.94 | $970.00 |
| 1,000 | $1.62 | $1,620.00 |
| 3,000 | $1.38 | $4,140.00 |
L6362ATR 概述
An IO-Link transceiver is a specialized interface IC that sits between an industrial microcontroller and a 3-wire sensor or actuator cable, implementing the physical layer of the IO-Link single-drop digital communication protocol standardized under IEC 61131-9. The IO-Link protocol itself operates within the broader industrial sensor and actuator hierarchy (sensor front-end -> IO-Link PHY -> industrial fieldbus / PLC), and the L6362 belongs to the class of dedicated PHY2 transceivers that combine physical line driving, power supply conditioning, and protection in a single monolithic device.
Key features include a 10 mA selectable linear regulator, 5 V and 3.3 V compatible I/Os, a 0.3 A output current intervention threshold, and a fully protected output stage that can be configured as high-side, low-side, or push-pull. The output driver can sink and source resistive, capacitive, and inductive loads typical of industrial sensor coils, and the device integrates reverse-polarity, overcurrent, and thermal protection. The selectable linear regulator provides a clean supply rail for an external sensor MCU or signal-conditioning block.
Architecturally, the L6362A (the die family to which L6362ATR belongs) is a monolithic dual push-pull driver with on-chip diagnostics and a wake-up detector for SIO mode. The integrated 10 mA LDO simplifies the sensor-side supply tree, and the configurable output stage allows the same IC to drive either a PNP (high-side), NPN (low-side), or push-pull sensor, eliminating the need for external H-bridges. The exposed pad on the VFDFPN-12 package keeps junction temperature within safe limits during sustained output currents near the 0.3 A intervention threshold.
Typical applications include industrial sensors, factory automation nodes, process-control transducers, and any IO-Link-compatible smart sensor or actuator port. The wide supply voltage tolerance and integrated protection make it well suited to harsh 24 V industrial environments with long cable runs.
When designing with the L6362ATR, ensure adequate copper area under the exposed pad for thermal dissipation at sustained loads above 100 mA, and follow the datasheet recommended external MOSFET and TVS diode network for full IEC 61131-9 surge compliance.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.
直接替换替代料： L6362ATR ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
快速对比工具——选择替代料号进行并排对比：
L6362A
✅ 直接替换📋 参考替代料（不在目录中）
L6360
✅ 直接替换📋 参考替代料（不在目录中）
L6362ATR
✅ 直接替换✓ 有现货
$1.38 / 个
查看数据手册 →L6362ATR 规格参数
| Product Type | IO-Link PHY2 (3-wire) Transceiver |
| Protocol Compliance | IO-Link PHY2 (IEC 61131-9); SIO mode |
| Supported COM Speeds | COM1 (4.8 kbaud), COM2 (38.4 kbaud), COM3 (230.4 kbaud) |
| Number of Transmitters / Receivers | 1 / 1 |
| 电源电压 | 8 V to 36 V (industrial 24 V bus) |
| I/O Logic Compatibility | 5 V and 3.3 V |
| Integrated Linear Regulator | 10 mA selectable output |
| Output Current Intervention Threshold | 0.3 A |
| Output Stage Configuration | High-side / Low-side / Push-pull (selectable) |
| Load Type | Resistive, capacitive, inductive |
| Protection Features | Reverse polarity, overcurrent, thermal shutdown |
| 封装 | VFDFPN-12 (3x3 mm) with exposed pad |
| 安装类型 | Surface Mount |
| RoHS 状态 | Compliant |
L6362ATR 引脚配置
| 引脚 1 | VCC — Industrial 24 V supply input (8-36 V) |
| 引脚 2 | GND — Ground return |
| 引脚 3 | CQ — IO-Link communication line (COM1/COM2/COM3) |
| 引脚 4 | L+ — Sensor power output (high-side driver) |
| 引脚 5 | L- — Sensor return / low-side driver |
| 引脚 6 | OUT — Push-pull output to sensor/actuator load |
| 引脚 7 | IN — Digital input from sensor MCU (3.3 V / 5 V logic) |
| 引脚 8 | LDO_OUT — 10 mA selectable linear regulator output for sensor MCU |
| 引脚 9 | LDO_SEL — LDO output voltage select (3.3 V / 5 V) |
| 引脚 10 | CONFIG — Output stage configuration: high-side / low-side / push-pull |
| 引脚 11 | INT — Interrupt / fault output to MCU |
| 引脚 12 | NC — Not connected (per datasheet) |
| 引脚 EP | EP — Exposed thermal pad - connect to GND plane for dissipation |
典型应用
L6362ATR 适用于 6 应用s: Industrial IO-Link Smart Sensor Ports, Factory Automation Actuator Nodes, Process Control Transducer Interfaces, IO-Link Master Port Modules, Robotic End-Effector Sensor Modules, Harsh Environment Sensor Housings.
Industrial IO-Link Smart Sensor Ports
The L6362ATR's IEC 61131-9 PHY2 compliance and COM3 (230.4 kbaud) support make it the primary transceiver for 24 V IO-Link smart sensor ports. Its integrated 10 mA selectable LDO supplies the local sensor MCU directly from the 24 V industrial rail, eliminating an external regulator. The 0.3 A intervention threshold and fully protected output stage allow the port to drive resistive, capacitive, and inductive loads - typical of proximity, photoelectric, and pressure sensors - while surviving reverse-polarity miswiring on the factory floor. The VFDFPN-12 (3x3 mm) package fits inside M12 connector head assemblies where PCB area is constrained.
推荐
Factory Automation Actuator Nodes
In factory automation, the L6362ATR drives solenoid valves, small motor actuators, and indicator lamps through the configurable high-side, low-side, or push-pull output stage. The wide 8-36 V supply tolerance covers the industrial 24 V bus plus transients from long cable runs, and the integrated overcurrent and thermal protection eliminates the need for external fuses in most actuator-node designs. With COM3 support, the actuator can report diagnostic data back to the PLC in real time, enabling predictive maintenance and reducing unplanned downtime on production lines.
推荐
Process Control Transducer Interfaces
Process-control transducers (temperature, pressure, flow, level) use the L6362ATR as the IO-Link PHY layer between the analog sensor front-end and the PLC. The integrated LDO powers the transducer's analog signal chain from the 24 V bus, while the PHY2 transceiver digitizes the process variable and transmits it over COM2/COM3 at industrial-grade noise immunity. The fully protected output stage is critical in chemical and pharmaceutical process plants where cable faults and miswiring are common - the L6362ATR's reverse-polarity and short-circuit protection prevent field-replacement damage to the transducer module.
推荐
IO-Link Master Port Modules
Multi-port IO-Link masters embed one L6362ATR per port, providing PHY2 connectivity to up to 4 or 8 sensors per master. The device's small VFDFPN-12 footprint allows 4-port masters to fit in DIN-rail modules under 18 mm wide. With selectable output stage and 0.3 A current limit, each port can be field-configured for the connected sensor type (NPN, PNP, or push-pull) without changing hardware. This flexibility reduces SKUs for master manufacturers and simplifies panel-builder integration in mixed-sensor automation cells.
推荐
Robotic End-Effector Sensor Modules
Robotic end-effectors (grippers, weld tips, vision sensors) use the L6362ATR to maintain IO-Link connectivity over the rotating cable carrier from the robot controller to the tool. The 8-36 V supply tolerance accommodates voltage drops across 50+ meter tool cables, and the integrated protection prevents damage from the ESD and back-EMF events common in robotic motion profiles. The push-pull output configuration allows bidirectional control of pneumatic grippers while COM3 diagnostics report grip force and tool-cycle counts back to the controller for predictive maintenance scheduling.
推荐
Harsh Environment Sensor Housings
Outdoor and washdown-rated sensor housings in food/beverage, marine, and oil-and-gas applications rely on the L6362ATR's industrial-grade protection features. Reverse-polarity tolerance survives miswiring during field installation, while the thermal shutdown and 0.3 A overcurrent intervention protect the sensor module from short-circuit faults in wet or contaminated environments. The 8-36 V input range covers both 12 V solar/battery and 24 V mains-fed sensor installations, making the L6362ATR a versatile PHY for harsh-environment IO-Link deployments.
推荐
推荐产品汇总
工程参考数据： L6362ATR ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | L6362A | L6360 |
|---|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package | VFDFPN-12 (3x3 mm) | VFDFPN-12 (3x3 mm) - same | VFDFPN-12 (3x3 mm) - same |
| Protocol | IO-Link PHY2 + SIO | IO-Link PHY2 + SIO | IO-Link PHY1/PHY2 + SIO |
| COM3 Support (230.4 kbaud) | Yes | Yes | Yes |
| Supply Voltage Range | 8 V to 36 V | 8 V to 36 V | Up to 32 V (-11%) |
| Output Current Intervention | 0.3 A | 0.3 A | 0.3 A |
| Output Stage Config | High-side / Low-side / Push-pull | High-side / Low-side / Push-pull | High-side / Low-side / Push-pull |
| Outer Carrier Format | Tape & Reel (3000/reel) | Tray (different carrier) | Tape & Reel |
关键差异点
- Integrated selectable LDO eliminates external regulator （对比 Discrete IO-Link PHY + external LDO)
- Configurable output stage (HS/LS/PP) in one IC （对比 Single-mode IO-Link PHYs)
- Wide 8-36 V supply tolerance vs 32 V limited parts （对比 L6360)
设计说明
The VFDFPN-12 (3x3 mm) exposed pad is the primary thermal path. Estimated: at sustained 0.3 A load with 24 V supply and 5 V regulator output, the IC dissipates approximately 5.7 W minus load losses. Without copper area under the exposed pad, theta_JA can exceed 100 C/W, causing thermal shutdown well before the 0.3 A intervention threshold. Place at least 100 mm^2 of copper on the top layer directly under the EP, with thermal vias to inner ground planes, to keep junction temperature rise under 50 C at full load.
Per the ST reference design, place the input bulk capacitor (>= 10 uF, 50 V) within 5 mm of the VCC pin, and the LDO output capacitor (>= 1 uF X7R) within 3 mm of the LDO_OUT pin. Route the CQ (IO-Link data) trace as a 50-ohm controlled-impedance microstrip or stripline with continuous ground reference. Keep the high-current OUT traces away from the CQ trace to avoid capacitive coupling of switching transients into the data line.
Do not connect the L6362ATR VCC directly to a 24 V supply without a reverse-polarity protection TVS or P-MOSFET on the high-side - the datasheet lists reverse-polarity protection internally, but sustained overvoltage transients above 36 V can damage the IC. Always include an external TVS (e.g., SMAJ33CA) at the input for IEC 61000-4-2/4/5 surge compliance. Also verify the CONFIG pin (output stage selection) is not left floating - use a 10 kohm pull-up or pull-down tied to VCC/GND, otherwise the output stage defaults are undefined at power-up.
The exposed pad (EP) must be soldered to a continuous ground plane on the PCB for both thermal dissipation and electrical ground return. Use an array of thermal vias (>= 9 vias, 0.3 mm drill, 0.6 mm pitch) directly under the EP to transfer heat to inner copper layers. Avoid routing signal traces through the EP copper pour - keep it as a solid pour to maximize heat spreading. For multilayer boards, stitch the EP ground to all internal ground planes with multiple vias around the perimeter.
合规信息
RoHS compliant per ST product page. AEC-Q100 not applicable - this is an industrial sensor-port IC, not an automotive-grade part. Halogen-free per ST product family datasheet.
