FCC ID: 2AF6B-RAK4600H LoRa+BLE module

Specifications for RAK4600 LoRa Module WisDuo-LoRa Series Version V1.4 | November2019 www.RAKwireless.com Visit our website for more document. 13 PAGES Table of Contents 1. Overview ................................................................................................................................................ 3 1.1 Introduction ................................................................................................................................. 3 1.2 Main Features ............................................................................................................................. 3 2. RAK4600 LoRa Module .................................................................................................................. 4 2.1 Overview....................................................................................................................................... 4 2.2 BT and LoRa Antenna position ............................................................................................. 4 2.3 Block Diagram ............................................................................................................................ 4 2.4 Supported LoRaWAN Bands ................................................................................................. 5 2.5 Pin Definition & Pin Out .......................................................................................................... 5 2.6 Power Consumption ................................................................................................................. 8 2.7 Mechanical Dimensions ........................................................................................................... 8 2.8 Recommended Footprint........................................................................................................ 9 2.9 Recommended Reflow Profile ............................................................................................. 10 2.9 FCC Caution .............................................................................................................................. 11 3. Revision History .............................................................................................................................. 13 4. Document Summary ..................................................................................................................... 13 2 1. Overview 1.1 Introduction RAK4600 LoRa Module includes a nRF52832 MCU and a SX1276 LoRa chip. It has Ultra-Low Power Consumption of 2.0uA in sleep mode, high LoRa output power up to 20dB max in work mode, and BLE output power up to 4dBm. The module complies with LoRaWAN 1.0.2 protocols. It also supports Lora Point to Point communications. The Module supports BLE 5.0 in addition to LoRa. Its RF communication capabilities (LoRa+BLE) make it suitable for a variety of applications in the IoT field such as home automation , sensor networks, building automation or Personal area networks such as health fitness sensor and monitor devices ,Medical devices. 1.2 Main Features LoRa module for Smart City, Smart Agriculture, Smart Industry Compact Form Factor: 15 x 23 x 2.5 mm 42 Pin Stamp Pad for PCB SMT mounting I/O ports: UART/I2C/GPIO (optional NFC interface) Temperature range: -40C to +85C Supply voltage: 2.0 ~ 3.6V Frequency range: 863870MHz (EU) / 902928MHz (US) Low-Power Wireless Systems with 7.8kHz to 500KHz Bandwidth Ultra-Low Power Consumption 2.0uA in sleep mode Serial wire debug(SWD) 3 2. RAK4600 LoRa Module 2.1 Overview The figure below shows the top view of the RAK4600 LoRa Module. The dimensions of the Module are 15 x 23 x 2.5 mm. Figure 1 | RAK4600 LoRa Module 2.2 BT and LoRa Antenna position RAK4600 support both BT and LoRa.The picture below shows the BT and LoRa Antenna position. 2.3 Block Diagram The Block diagram below shows the external interfaces of the RAK4600 LoRa Module. 4 Figure 2 | Block Diagram 2.4 Supported LoRaWAN Bands The RAK4600 LoRa Module supports the high LoRaWAN bands (refer to the Table 1). Region Frequency (MHz) North America Indian Europe Australia Korea Asia IN865 EU868 US915 AU915 KR920 AS923 Table 1 | Operating Frequencies 2.5 Pin Definition & Pin Out The figure below shows the pin out of the RAK4600 LoRa Module. 5 Figure 3 | Pinout The table below shows the pin definition of the RAK4600 LoRa Module. Pin Name I/O Description GND NC NC I2C1_SDA I2C1_SCL NFC1 NFC2 GND

I/O I/O I/O I/O

Ground NC NC

(p0.10) Ground 1 2 3 4 5 6 7 8 9 10 I2C,General purpose I/O (p0.13) I2C,General purpose I/O (p0.12) General purpose I/ONFC antenna connection(p0.09) General purpose I/ONFC antenna connection USART2_RX I/O USART2_RX (General purpose I/O p0.18) USART2_TX I/O USART2_TX (General purpose I/O p0.19) 6 GPIO1/P0.14 USART1_RX USART1_TX GPIO2/P0.17 I/O I/O I/O I/O General purpose I/O (p0.14) USART1_RX (General purpose I/O p0.22) USART1_TX (General purpose I/O p0.23) General purpose I/O p0.17 NC GND GND GND GND RF_L GND GND GDD NC NC NC NC NC NC NC NC NC NC 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 I/O Ground RF_BT I/O BLE RF OUT I/O LoRa RF OUT NC Ground Ground Ground Ground Ground Ground NC NC NC NC NC NC NC NC NC NC

GND Ground MCU_NRST SYS_SWDIO I/O I/O MCU reset SYS_SWDIO SYS_SWDCLK I/O SYS_SWDCLK GND 3V3_IN 3V3_IN GND Ground Input power Input power Ground Table 2 | Pin Definitions 7 2.6 Power Consumption Item Power Consumption Condition Tx mode LoRa @20dBm 125mA Tx mode LoRa @17dBm 92mA Tx mode BT@4dBm 9mA Rx mode LoRa @37.5Kbps 17mA Rx mode BT@2Mbps 11.5mA LoRa @ PA_BOOST

&BT sleep LoRa @ PA_BOOST

&BT sleep BT Tx mode & Lora sleep LoRa @ Receive mode &BT sleep BT Rx mode & Lora sleep Sleep mode 2.0uA LoRa&BT sleep Table 3 | Power Consumption 2.7 Mechanical Dimensions The figure below shows the mechanical dimension of the RAK4600 LoRa Module. 8 Figure 4 | Mechanical Dimensions 2.8 Recommended Footprint Figure 5 | Recommended Footprint 9 2.9 Recommended Reflow Profile Figure 6 | Recommended Reflow Profile Standard conditions for reflow soldering:

Pre-heating Ramp (A) (Initial temperature: 150): 1~2.5/sec;

Soaking Time (T2) (150~180): 60sec~100sec;

Peak Temperature (G): 230~250;

Reflow Time (T3) (>220): 30~60 sec;

Ramp-up Rate (B): 0~2.5/ sec;

Ramp-down Rate (C): 1~3/ sec. Please contact us if you need technical support or need more information. Support center: https://forum.rakwireless.com/

Start guide and software firmware download:

https://downloads.rakwireless.com/en/LoRa/RAK4600/

Email us: info@rakwireless.com 10 2.9 FCC Caution This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the users authority to operate the equipment. NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

-- Reorient or relocate the receiving antenna.

-- Increase the separation between the equipment and receiver.

-- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.

-- Consult the dealer or an experienced radio/TV technician for help. This device and its antenna(s) must not be co-located or operation in conjunction with any other antenna or transmitter. Radiation Exposure Statement To maintain compliance with FCCs RF Exposure guidelines, This equipment should be installed and operated with minimum distance of 20cm from your body. 11 Integration instructions for host product manufacturers according to KDB 996369 D03 OEM Manual v01 2.2 List of applicable FCC rules[and ISED Radio Standards Specifications]

CFR 47 FCC PART 15 SUBPART C has been investigated. It is applicable to the modular. 2.3 Specific operational use conditions This module is stand-alone modular. If the end product will involve the Multiple simultaneously transmitting condition or different operational conditions for a stand-alone modular transmitter in a host, host manufacturer have to consult with module manufacturer for the installation method in end system. 2.4 Limited module procedures Not applicable 2.5 Trace antenna designs Not applicable 2.6 RF exposure considerations body 2.7 Antennas This equipment should be installed and operated with minimum distance of 20cm from your This radio transmitter FCC ID: 2AF6B-RAK4600H has been approved by Federal Communications Commission to operate with the antenna types listed below, with the maximum permissible gain indicated. Antenna types not included in this list that have a gain greater than the maximum gain indicated for any type listed are strictly prohibited for use with this device. Antenna No. Operate frequency band Antenna Type Antenna 1 Antenna 2 902 GHz 928 GHz External Antenna 2402 MHz 2480 MHz External Antenna Maximum antenna gain 3.00 dBi 3.00 dBi The final end product must be labeled in a visible area with the following" Contains FCC ID:

2.8 Label and compliance information 2AF6B-RAK4600H 2.9 Information on test modes and additional testing requirements Host manufacturer is strongly recommended to confirm compliance with FCC requirements for the transmitter when the module is installed in the host 2.10 Additional testing, Part 15 Subpart B/ Canadian CAN ICES-003 (B) disclaimer Host manufacturer is responsible for compliance of the host system with module installed with all other applicable requirements for the system such as Part 15 B 12 3. Revision History Revision Description 1.0 1.1 1.2 Initial version Revision of parameters Revision of power consumption Date 2019-05-27 2019-10-24 2019-11-22 4. Document Summary Prepared by Checked by Approved by Hairui Penn & Vladislav About RAKwireless:

RAKwireless is the pioneer in providing innovative and diverse cellular and LoRa connectivity solutions for IoT edge devices. It's easy and modular design can be used in different IoT applications and accelerate time-to-market. For more information, please visit RAKwireless website at www.rakwireless.com. 13

CONFIDENTIALITY REQUEST for Certification Service in USA Federal Communication Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21046 Date: May 25, 2020 TO WHOM IT MAY CONCERN Pursuant to Paragraphs 0.457 and 0.459 of the Commissions Rules (47 C.F.R.) and Section 552(b)(4) of the Freedom of Information Act, we requests confidentiality for the following products:

FCC ID Model name 2AF6B-RAK4600H RAK4600(H) For the product stated above, we request that the following information be held confidential;

Exhibits Long-Term Confidentiality Short-Term Confidentiality Short-Term Confidentiality Days External Photos Internal Photos Block Diagram Schematics Test Setup Photos Users Manual Parts List Tune Up Operational Descriptions The long-term confidentiality exhibits contain our trade secrets and proprietary information that could be of benefit to our competitors. The short-term confidentiality on the basis of ensuring that business sensitive information remains confidential until the actual marketing of our new device. If you have any questions, please feel free to contact me at the address shown below. Sincerely, Signature duiyu ye Engineer Shenzhen RAKwireless Technology Co.,Ltd.

Shenzhen RAKwireless Technology Co.,Ltd. Room 506, Bldg B, New Compark, Pingshan First Road, Taoyuan Street,XiLi town Nanshan District, Shenzhen, China 5/25/2020 We, Shenzhen RAKwireless Technology Co.,Ltd., the undersigned, hereby authorize Eurofins Product Service GmbH to act on our behalf in all matters relating to applications for equipment authorization FCC ID: 2AF6B-RAK4600H including the signing of all documents related to these matters. Any and all acts carried out by Eurofins Product Service GmbH on our behalf shall have the same effect as acts of our own. We also hereby certify that no party to this application is subject to a denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862. Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 To whom it may concern:

Sincerely, Signature duiyu ye Engineer Shenzhen RAKwireless Technology Co.,Ltd.

Yes. Shenzhen RAKwireless Technology Co.,Ltd. Room 506, Bldg B, New Compark, Pingshan First Road, Taoyuan Street,XiLi town Nanshan District, Shenzhen, China Modular Approval Letter May 25, 2020 To:

Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD Subjects: Modular Approval Letter The Device,FCC ID: 2AF6B -RAK4600H, is seeking FCC authorization as a modular transmitter. The EUT meets the requirement for modular approval as detailed in FCC Public Notice DA 00-1407. Compliance to each of the requirement is described below:

(a) The radio elements must have the radio frequency circuitry be shielded. Physical/discrete and tuning capacitors may be located external to the shield, but must be on the module assembly. The elements of this modular has been shielded.

(b) The module shall have buffered modulation/data input(s) (if such inputs are provided) to ensure that the module will comply with the requirements set out in the applicable RSS/FCC standard under conditions of excessive data rates or over-modulation.

(c) The module shall have its own power supply regulation on the module. This is to ensure that the module will comply with the requirements set out in the applicable standard regardless of the design of the power supplying circuitry in the host device which houses the module. The modular has an onboard 3.3V regulator(integrated in SX1276 for LoRa, nRF52832 for Bluetooth ).

(d) The module shall comply with the provisions for external power amplifiers and antennas detailed in this standard. The equipment certification submission shall contain a detailed description of the configuration of all antennas that will be used with the module. The modular has external antennas which comply with the antenna requirement of Section 15.203.

(e) The module shall be tested for compliance with the applicable standard in a stand-alone configuration, i.e. the module must not be inside another device during testing. The modular was tested in a standalone configuration apart from host units. 47CFR module satisfied with use/configurations. is intended to use in distance

(f) The module shall comply with the Category I equipment labeling requirements and CFR 15.212(a)(1)(vi). The modular has its own FCC ID number.

(g) The module shall comply with any applicable FCC RF exposure requirement which are based on the intended Yesthe requirement

(h) The modular transmitter complies with all applicable FCC rules. Instructions for maintaining compliance are given in the user instructions. Yes If you have any questions, please feel free to contact us at the address shown below Sincerely, FCC RF exposure that 20cm. 2.1091. more

(Signed) Name: duiyu ye/Engineer Company: SHENZHEN RAKwireless Technology Co.,Ltd Address: Room 506, Bldg B, New Compark, Pingshan First Road,Taoyuan Street,XiLi town Nanshan District,Shenzhen,China Phone: +8675586152201 803 Fax: +8675586152201 803 E-Mail: ye.duiyu@rakwireless.com