ESD1P0RFW - 1 pF RF ESD Protection Diode | Infineon
料号： ESD1P0RFW ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $0.239 | $0.24 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
ESD1P0RFW 概述
RF ESD protection is a specialized form of circuit protection used to shunt transient voltage away from low-voltage radio-frequency or high-speed interface circuitry. This device belongs to the TVS diode and surge-protection hierarchy, where fast, low-capacitance clamping preserves high-frequency signal integrity better than a conventional power TVS diode.
The key feature is its ultra-low 1 pF typical line capacitance to ground, reported as 0.5 pF per diode. Low capacitance limits loading of RF and ultra-high-speed data lines while still providing transient protection. The device is specified for IEC 61000-4-2 contact discharge to 20 kV, IEC 61000-4-4 EFT at 40 A, and IEC 61000-4-5 surge at 10 A using the indicated pulse waveforms.
The six-pin SOT-323 arrangement supports an anti-parallel protected signal-line configuration, as shown in the manufacturer application example. The diode structure can operate with superimposed DC voltage up to ±VF, but the exact forward-voltage and DC operating limits must be taken from the complete manufacturer datasheet before final circuit sign-off.
Typical applications include GPS antenna inputs, RF antenna connectors, HDMI interfaces, Ethernet ports, and ultra-high-speed data lines. The low capacitance makes ESD1P0RFW most useful where transient suppression must be added without materially degrading signal bandwidth.
Designers should place the protection device close to the connector or board entry point, route the protected signal on the protected side of the device, and verify that the package footprint and pin mapping match the PCB land pattern. Apply the manufacturer’s recommended layout and grounding practice to maximize surge-current handling and minimize parasitic inductance.
This page combines verified Infineon specifications, distributor references, practical protection-layout guidance, and a strict assessment of drop-in alternatives. Because the supplied cross-reference data identifies no validated same-package substitute, no unverified replacement MPNs are presented.
直接替换替代料： ESD1P0RFW ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： ESD1P0RFW （相同外形与封装尺寸） ——差异在于 Device Type, Surge Compliance.
快速对比工具——选择替代料号进行并排对比：
ESD1P0RFW H6327
✅ 直接替换📋 参考替代料（不在目录中）
ESD1P0RFW E6327
✅ 直接替换📋 参考替代料（不在目录中）
ESD1P0RFWH6327XTSA1
✅ 直接替换📋 参考替代料（不在目录中）
ESD1P0RFW 最大额定值与电气特性
| Device Type | RF ESD protection diode |
| Diode Category | Transient voltage suppressor diode |
| Typical Line Capacitance to Ground | 1 pF |
| Typical Capacitance per Diode | 0.5 pF |
| ESD Protection | ±20 kV contact |
| EFT Protection | 40 A (5/50 ns) |
| Surge Compliance | 10 A (8/20 µs) |
| Applicable ESD Standard | IEC 61000-4-2 |
| Applicable EFT Standard | IEC 61000-4-4 |
| Applicable Surge Standard | IEC 61000-4-5 |
| 引脚数 | 6 pins |
| Number of Diodes | 4 diodes |
| 封装 | SOT-323 |
| 安装类型 | Surface mount |
| Configuration | Anti-parallel protected signal-line configuration |
| Signal Applications | GPS, HDMI, Ethernet, RF antenna/interface, and ultra-high-speed data lines |
| DC Bias Condition | Superimposed DC voltage up to ±VF |
| Manufacturer Datasheet Page Count | 9 pages |
| Datasheet File Size | 746 kB |
ESD1P0RFW sot-323 引脚配置指南
ESD1P0RFW（sot-323 封装）的引脚配置。 该功率器件具有栅极、漏极和源极端子。对于无极性封装，请参阅制造商数据手册以了解确切的引脚 1 方向和封装尺寸细节。常见应用包括电源设计、电机驱动和负载开关。
暂无详细引脚数据： ESD1P0RFW.
请参阅 数据手册 以查看完整引脚配置。
典型应用
ESD1P0RFW 适用于 6 应用s: GPS Antenna Input Protection, RF Antenna and Radio Interface Protection, HDMI Interface Protection, Ethernet Port Transient Protection, Ultra-High-Speed Data-Line Protection, Embedded RF and Wireless Module Interfaces.
GPS Antenna Input Protection
The ESD1P0RFW fits a GPS antenna connector because Infineon lists GPS as a target application and specifies only 1 pF typical capacitance to ground. Placing the device near the RF entry point provides ±20 kV contact ESD protection while limiting the capacitance introduced into the antenna path. The protection still requires system-level validation because connector loss, antenna impedance, and transient coupling determine the final ESD margin. Use the manufacturer’s anti-parallel application arrangement and keep the layout path short.
推荐
RF Antenna and Radio Interface Protection
For RF antenna inputs, ESD1P0RFW provides a compact way to add transient protection without the higher capacitance associated with general-purpose TVS protection. The verified 1 pF typical line capacitance helps preserve high-frequency behavior, while ±20 kV contact ESD and 10 A surge compliance address connector-borne transients. The device should be positioned at the board boundary, with the protected circuitry on the device side and a low-inductance grounding arrangement. Validate insertion loss and impedance continuity in the final antenna path.
推荐
HDMI Interface Protection
ESD1P0RFW is applicable to HDMI entry points where transient suppression must coexist with a high-speed signal path. Infineon identifies HDMI as an intended application and specifies 1 pF typical capacitance, which helps control loading at the connector. The device is most useful when placed directly behind the external connector and before long protected traces or sensitive receiver circuitry. Engineers should still verify differential impedance, edge-rate margin, return loss, and the complete connector-plus-protection capacitance budget.
推荐
Ethernet Port Transient Protection
The ESD1P0RFW can be used at Ethernet line-entry points when low capacitance and high contact-discharge capability are required together. Its verified 1 pF typical line capacitance avoids intentionally adding the larger capacitance of a general-purpose suppressor, while ±20 kV contact ESD protection addresses the specified transient threat. Place the device close to the connector and route surge current through a short ground return. Confirm the exact Ethernet topology, bias conditions, and channel capacitance against the production interface specification.
推荐
Ultra-High-Speed Data-Line Protection
For ultra-high-speed data lines, ESD1P0RFW is suitable when the protection device’s capacitance must remain small enough to preserve the intended signal bandwidth. The verified 1 pF typical line capacitance is the central benefit, together with ±20 kV contact ESD capability. The device should be placed at the board entry point, not deep in the signal path, and its ground connection should minimize inductance. Confirm edge-rate degradation, impedance continuity, and return loss with the complete channel and connector model.
推荐
Embedded RF and Wireless Module Interfaces
Embedded wireless modules can benefit from ESD1P0RFW at exposed RF or high-speed connector boundaries where accidental contact discharge is a concern. The low 1 pF typical capacitance helps avoid unnecessary loading of sensitive module interfaces, while the 10 A surge rating provides a defined transient target. The exact protection arrangement must follow the module vendor’s grounding and keep-out guidance. Validate the system’s antenna matching, module sensitivity, and enclosure discharge path before treating the protection as sufficient.
推荐
工程参考数据： ESD1P0RFW ——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 | ESD1P0RFW H6327 | ESD1P0RFW E6327 | ESD1P0RFWH6327XTSA1 | ESD1P0RFS |
|---|---|---|---|---|---|
| Device Type | RF ESD protection diode | RF ESD protection diode | RF ESD protection diode | RF ESD/EMI protection diode | Related RF ESD protection device |
| Brand | Infineon Technologies | Infineon Technologies | Infineon Technologies | Infineon Technologies | Infineon Technologies |
| Applications | GPS, HDMI, Ethernet, RF, and high-speed interfaces | RF ESD protection | Antenna/RF ESD protection | ESD/EMI antenna/RF protection | RF ESD protection |
关键差异点
- Low RF-loading protection （对比 ESD1P0RFS)
- Verified high contact-ESD capability （对比 Generic TVS diode)
- Application coverage for RF and high-speed interfaces （对比 Conventional power TVS diode)
- Known distributor availability （对比 Unverified alternative sourcing)
设计说明
Place ESD1P0RFW immediately adjacent to the external RF or high-speed connector so surge current reaches the protection device before the signal reaches sensitive circuitry. Route the protected signal on the protected side of the diode network and keep the ground return short and low inductance. The manufacturer datasheet’s anti-parallel application example is the relevant topology reference; do not move the device deep into the PCB without revalidating transient-current paths.
Use the verified 1 pF typical line capacitance as part of the complete interface budget, not as an isolated device number. Connector capacitance, receiver input capacitance, trace discontinuities, and protection-device capacitance can combine to reduce edge-rate margin. For GPS, RF, HDMI, or Ethernet interfaces, compare the calculated loading with the channel specification and verify return loss and impedance continuity using the final layout.
Do not select a replacement based only on the phrase TVS diode. Confirm exact SOT-323 footprint dimensions, pin mapping, capacitance, stand-off voltage, clamping behavior, and transient test conditions. ESD1P0RFW is specified at ±20 kV contact ESD, 40 A EFT, and 10 A surge in the supplied data, but those ratings must remain valid for the actual ordering suffix, bias condition, pulse waveform, and system layout.
合规信息
The supplied verified sources do not explicitly state compliance status for ESD1P0RFW. Do not infer RoHS, REACH, lead-free, halogen-free, conflict-minerals, or automotive qualification from the manufacturer name or product category.
