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Related Manuals for Ebyte E21-400G37S
Summary of Contents for Ebyte E21-400G37S
- Page 1 E21-400G37S User Manual ISM band 433/470MHz patch type PA/LNA amplifier module...
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Page 2: Table Of Contents
7.2 Reflow welding curve ................................10 Chapter 8 Related Models ..................................10 Chapter 9 Antenna Guide ..................................11 9.1 Antenna recommendation ...............................11 Chapter 10 Batch Packaging Method ..............................12 Revision History ....................................... 12 About us .......................................... 12 Copyright ©2012–2019, hengdu Ebyte Electronic Technology Co., Ltd... -
Page 3: Disclaimer And Copyright Notice
Chengdu EBT Electronic Technology Co., Ltd. does not ensure that the contents of the manual are completely free of errors, and all statements, information and suggestions in this manual do not constitute any express or implied warranty. Copyright ©2012–2019, hengdu Ebyte Electronic Technology Co., Ltd... -
Page 4: Chapter I Overview
E21-400G37 User Manual Chapter I Overview 1.1 Introduction E21-400G37S is a pure hardware RF medium power amplifier (PA) launched by Chengdu Yibaite Company. The maximum output power is 37dBm, covering the frequency range of 410~493MHz. The module has a built-in LNA low noise amplifier, which greatly improves the communication distance between wireless networks. -
Page 5: Chapter Ii Specifications
Clear and open environment, antenna gain 5dBi, antenna height Reference distance 20Km 2m, air speed 2.4kbps Packaging method Interface mode 1.5mm Stamp hole Overall dimensions 45*30mm RF input/output interface Stamp/IPX Equivalent impedance about 50 Ω Copyright ©2012–2019, hengdu Ebyte Electronic Technology Co., Ltd... - Page 6 Chengdu Ebyte Electronic Technology Co., Ltd E21-400G37 User Manual 2.3.1 Power 2.3.2 Smith and SWR Copyright ©2012–2019, hengdu Ebyte Electronic Technology Co., Ltd...
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Page 7: Chapter 3 Mechanical Dimensions And Pin Definitions
Ground wire, connected to reference ground Ground wire, connected to reference ground Ground wire, connected to reference ground Ground wire, connected to reference ground Ground wire, connected to reference ground Bottom heat dissipation pad, connecting module GND Copyright ©2012–2019, hengdu Ebyte Electronic Technology Co., Ltd... -
Page 8: Chapter 4 Basic Operation
Pay attention to the good grounding, large area of grounding, small power ripple, increase the filter capacitor and try to be close to the VCC and GND pins of the module; Copyright ©2012–2019, hengdu Ebyte Electronic Technology Co., Ltd... -
Page 9: Software Edit
LNA does not work TXEN and RXEN cannot be high level at the same time, Not allow including program initialization, otherwise the module will be permanently damaged Chapter 5 Basic Application 5.1 Basic circuit Copyright ©2012–2019, hengdu Ebyte Electronic Technology Co., Ltd... -
Page 10: Chapter 6 Faq
Preheat temperature max (Tsmax) 150℃ 200℃ temperature Preheat Time (Tsmin to Tsmax)(ts) Warm up time 60-120 sec 60-120 sec Average ramp-up rate(Tsmax to Tp) Average rate of rise 3℃/second max 3℃/second max Copyright ©2012–2019, hengdu Ebyte Electronic Technology Co., Ltd... -
Page 11: Reflow Welding Curve
7.2 Reflow welding curve Chapter 8 Related Models PA maximum Frequency LNA gain Packaging Model PA + LNA power Antenna form form √ E21-400G30S 400~470 Stamp hole √ E21-900G30S 850~931 Stamp hole Copyright ©2012–2019, hengdu Ebyte Electronic Technology Co., Ltd... -
Page 12: Chapter 9 Antenna Guide
Small sucker antenna, TX868-XPL-100 Sucker 850~900 SMA-J cost-effective Bendable rubber rod, TX868-JKD-20 Rubber 850~900 SMA-J omnidirectional antenna Small sucker antenna, TX915-XPL-100 Sucker 900~931 SMA-J cost-effective Bendable rubber rod, TX868-JKS-20 Rubber 900~931 SMA-J omnidirectional antenna Copyright ©2012–2019, hengdu Ebyte Electronic Technology Co., Ltd... -
Page 13: Chapter 10 Batch Packaging Method
Revision date Description Maintainer 2021-8-31 First published Parameter 2022-10-12 confirmation About us Hotline：4000-330-990 Telephone：028-61399028 Support：support@cdebyte.com Website：https://www.es-ebyte.com/ Address：Building B2 and Building B5, No. 199, West District Avenue, High tech West District, Chengdu, Sichuan Copyright ©2012–2019, hengdu Ebyte Electronic Technology Co., Ltd...