Overview
The STMicroelectronics BAL-NRF02D3 is an ultraminiature balun designed to integrate a matching network and harmonics filter. This component is specifically optimized for use with Nordic Semiconductor's nRF51422 and nRF51822 series of ultra-low power transceivers. The BAL-NRF02D3 utilizes STMicroelectronics' IPD (Integrated Passive Device) technology on a non-conductive glass substrate, which enhances RF performance. It has been tested and approved by Nordic Semiconductor in the nRFgo modules, ensuring high reliability and performance.
Key Specifications
| Parameter | Value | Unit | Min. | Typ. | Max. |
|---|---|---|---|---|---|
| Input Power (RFIN) | - | dBm | - | - | 20 |
| ESD Ratings (Human Body Model) | 2000 | V | - | - | - |
| Operating Temperature | -40 to +105 | °C | -40 | - | 105 |
| Storage Temperature Range | -55 to +150 | °C | -55 | - | 150 |
| Nominal Input Impedance (ZIN) | 50 | Ω | - | 50 | - |
| Nominal Differential Output Impedance (ZOUT) | - | Ω | - | - | - |
| Frequency Range | 2400 to 2540 | MHz | 2400 | - | 2540 |
| Insertion Loss (IL) | 1.9 | dB | - | 1.9 | - |
| Return Loss (RL) | 12 | dB | - | 12 | - |
| Phase Imbalance (φimb) | 6 | ° | - | 6 | - |
| Amplitude Imbalance (Aimb) | 0.15 | dB | - | 0.15 | - |
Key Features
- High RF Performance: The BAL-NRF02D3 is designed using STMicroelectronics' IPD technology on a non-conductive glass substrate, ensuring high RF performance and reliability.
- Low Insertion Loss and Imbalance: It features low insertion loss (1.9 dB), low amplitude imbalance (0.15 dB), and low phase imbalance (6°), which are crucial for maintaining signal integrity.
- Compact Footprint: The component has a very small footprint of less than 1.2 mm², making it ideal for space-constrained designs.
- Integrated Harmonics Filter: The balun includes an integrated harmonics filter, which helps in complying with major EMC regulations like CCC, FCC, ETSI, and ARIB.
- Low Profile: The component has a very low profile of less than 570 μm after reflow, which is beneficial for thin and compact device designs.
- Compatibility: It is specifically designed to be compatible with Nordic Semiconductor's nRF51422 and nRF51822 series of ultra-low power transceivers.
Applications
- Bluetooth Low Energy (BLE): Optimized for use with Nordic Semiconductor's BLE transceivers, making it suitable for BLE applications.
- Wireless Sensor Networks: Ideal for use in wireless sensor networks due to its low power consumption and high RF performance.
- IoT Devices: Suitable for various IoT devices that require compact and high-performance RF components.
- Human Machine Interface (HMI): Can be used in HMI applications where reliable and efficient RF communication is necessary.
- ISM Radio SubGHz and Other Wireless Standards: Applicable in various wireless standards such as Sigfox, ZigBee, LoRa, and 802.15.4 OpenThread.
Q & A
- What is the BAL-NRF02D3 used for?
The BAL-NRF02D3 is an ultraminiature balun used to integrate a matching network and harmonics filter, specifically optimized for Nordic Semiconductor's nRF51422 and nRF51822 series of ultra-low power transceivers.
- What are the key specifications of the BAL-NRF02D3?
The key specifications include a nominal input impedance of 50 Ω, frequency range of 2400 to 2540 MHz, insertion loss of 1.9 dB, return loss of 12 dB, phase imbalance of 6°, and amplitude imbalance of 0.15 dB.
- What technology is used in the BAL-NRF02D3?
The BAL-NRF02D3 uses STMicroelectronics' IPD technology on a non-conductive glass substrate.
- What is the footprint of the BAL-NRF02D3?
The component has a very small footprint of less than 1.2 mm².
- What are the benefits of using the BAL-NRF02D3?
The benefits include high RF performance, low insertion loss and imbalance, compact footprint, integrated harmonics filter, and low profile.
- Is the BAL-NRF02D3 compatible with other Nordic Semiconductor chips?
Yes, it is specifically designed to be compatible with Nordic Semiconductor's nRF51422 and nRF51822 series of ultra-low power transceivers.
- What are the typical applications of the BAL-NRF02D3?
Typical applications include Bluetooth Low Energy (BLE), wireless sensor networks, IoT devices, human machine interface (HMI), and various wireless standards such as Sigfox, ZigBee, LoRa, and 802.15.4 OpenThread.
- How does the BAL-NRF02D3 help in EMC compliance?
The integrated harmonics filter in the BAL-NRF02D3 helps in complying with major EMC regulations like CCC, FCC, ETSI, and ARIB.
- What is the operating temperature range of the BAL-NRF02D3?
The operating temperature range is from -40°C to +105°C.
- What is the storage temperature range of the BAL-NRF02D3?
The storage temperature range is from -55°C to +150°C.
