X-On Electronics has gained recognition as a prominent supplier of AEM40940-QFN Power Management Specialised - PMIC across the USA, India, Europe, Australia, and various other global locations. AEM40940-QFN Power Management Specialised - PMIC are a product manufactured by e-peas. We provide cost-effective solutions for Power Management Specialised - PMIC, ensuring timely deliveries around the world.

AEM40940-QFN e-peas

AEM40940-QFN electronic component of e-peas
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Part No.AEM40940-QFN
Manufacturer: e-peas
Category: Power Management Specialised - PMIC
Description: Power Management Specialised - PMIC AEM40940 IC - RF with Input Power Limited Energy Harvesting Manager
Datasheet: AEM40940-QFN Datasheet (PDF)
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges



Price (USD)
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Obsolete
Availability Price Quantity
0
MOQ : 1
Multiples : 1
1 : USD 11.9256
10 : USD 7.9799
25 : USD 7.6128
100 : USD 6.4844
250 : USD 5.9815
500 : USD 5.696
1000 : USD 5.4785
2500 : USD 5.2746
5000 : USD 5.193
N/A

Obsolete
   
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We are delighted to provide the AEM40940-QFN from our Power Management Specialised - PMIC category, at competitive rates not only in the United States, Australia, and India, but also across Europe and beyond. A long established and extensive electronic component distribution network has enhanced our global reach and dependability, ensuring cost savings through prompt deliveries worldwide. Client satisfaction is at the heart of our business, where every component counts and every customer matters. Our technical service team is ready to assist you. From product selection to after-sales support, we strive to deliver a seamless and satisfying experience. Are you ready to experience the best in electronic component distribution? Contact X-ON Electronics today and discover why X-On are a preferred choice for the AEM40940-QFN and other electronic components in the Power Management Specialised - PMIC category and beyond.

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DDDAAATTTAAASSSHHHEEEEEETTT AAAEEEMMM444000999444000 Highly-ecient, regulated dual-output, ambient energy manager for high-frequency RF input with optional primary battery Features Description Ultra-low-power start-up: The AEM40940 is an integrated energy management subsys- - RF input power from -19.5 dBm up to 10 dBm (typical) tem that extracts AC power from high-frequency RF inputs to - Cold start from the RF input or from the storage device simultaneouslystoreenergyinarechargeableelementandsup- ply the system with two independent regulated voltages. The Wide frequency range, low power, integrated rectier: AEM40940 allows to extend battery lifetime and ultimately - With868MHz, 915MHzand2.45GHzmatchingnetworks eliminates the primary energy storage element in a large range available of wireless applications, such as industrial monitoring, indoor Ultra-low-power boost regulator: geolocation, home automation, e-health monitoring and wire- - Open-circuit voltage sensing for MPPT every 0.33 s less sensor nodes. - Congurable MPPT with 2-pin programming TheAEM40940harveststheavailableinputpowerupto10dBm. - Selectable Voc ratios of 60, 65 or 70 % Itintegratesanultra-lowpowerrectiercombinedwithaboost - Input voltage operation range from 50 mV to 2.5 V converter to charge a storage element, such as a Li-ion bat- - MPPT voltage operation range from 50 mV to 2.5 V tery, a thin lm battery, a supercapacitor or a conventional - Constant impedance matching (ZMPPT) capacitor. With its unique cold-start circuit, it can start oper- Integrated 1.2/1.8 V LDO regulator: ating with empty storage elements at an input power as low - Up to 20 mA load current as -19.5 dBm. - Power gated dynamically by external control The low-voltage supply typically drives a microcontroller at - Selectable output voltage 1.2V or1.8 V.Thehigh-voltagesupplytypicallydrives aradio transceiver at 1.8 V, 2.5 V or 3.3 V. Bothare driven by highly- Integrated 1.8/2.5/3.3 V LDO regulator: ecient LDO (Low Drop-Out) regulators for low noise and - Up to 80 mA load current with 300 mV drop-out high stability. - Power gated dynamically by external control Conguration pins determine various operating modes by set- - Selectable output voltage tingpredenedconditionsfortheenergystorageelement(over- Flexible energy storage management: chargeoroverdischargevoltages), andby selectingthe voltage - Selectableoverchargeandoverdischargeprotectionforany of the high-voltage supply and the low-voltage supply. type of rechargeable battery or (super)capacitor The chip integrates all the active elements for powering a typ- - Fast supercapacitor charging ical wireless sensor. Five capacitors and two inductors are re- - Warns the load when battery is running low quired, available in the small 0402 and 0603 size, respectively. - Warns when output voltage regulators are available With only seven external components excluding the matching Smallest footprint, smallest BOM: network,integrationismaximum, footprintandBOM aremin- - Only seven passive external components imum, optimizing the time-to-market and the costs of WSN designs. Optional primary battery: - Automatically switches to the primary battery when the Device information secondary battery is exhausted Integrated balun for dual-cell supercapacitor Part number Package Body size 10AEM40940C0000 QFN 28-pin 5mm x 5mm Applications RF harvesting Home automation Industrial monitoring E-health monitoring Indoor geolocation Wireless sensor nodes Power Matching receiving Primary network antenna battery BUCK (optional) SRC PRIM R8 (optional) ZMPP FB PRIM U R7 (optional) BUFSRC LBOOST FB PRIM D RZMPP SWBOOST (optional) CSRC Li-ion BATT battery BOOST AEM40940 BAL 2 CBOOST QFN28 5x5 mm STATUS 2 : 0 Micro- SWBUCK LVOUT controller LBUCK BUCK CLV ENHV Radio HVOUT ENLV CBUCK transceiver CHV DDDSSS AAAEEEMMM444000999444000 RRREEEVVV111...111 CCCooopppyyyrrriiiggghhhttt ccc 222000111888 eee---pppeeeaaasss SSSAAA 111 CFG 2 : 0 REDRP SELMPP 1 : 0 REDRM STONBATT GNDDDDAAATTTAAASSSHHHEEEEEETTT AAAEEEMMM444000999444000 Contents List of Figures 1 Introduction 3 1 Simplied schematic view 3 2 Pinout diagram QFN28 . 4 2 Absolute Maximum Ratings 5 3 Functional block diagram 7 4 Simplied schematic view of the AEM40940 8 3 Thermal Resistance 5 5 Diagram of the AEM40940 modes 8 6 Typical application circuit 1 . 13 4 Typical Electrical Characteristics at 25 C 5 7 Typical application circuit 2 . 14 8 Cold start with a capacitor connected to BATT . 15 5 Recommended Operation Conditions 6 9 Cold start with a battery connected to BATT 15 10 Overvoltage mode 16 6 Functional Block Diagram 7 11 Shutdown mode (without primary battery) . 16 7 Theory of Operation 8 12 Switch to primary battery if the battery is overdis- charged 17 7.1 Deep sleep & Wake up modes . 8 13 Boost eciency for current delivered by the rectier 7.2 Normal mode 9 7.3 Overvoltage mode . 9 at 100 A, 1 mA, 10 mA and 100 mA . 18 7.4 Primary mode . 10 14 Quiescent current with LDOs on and o 18 7.5 Shutdown mode 10 15 HVOUT at 3.3 V and 2.5 V . 19 7.6 Maximum power point tracking 10 16 LVOUT at 1.2 V and 1.8 V . 19 7.7 Balun for dual-cell supercapacitor 10 17 HVOUT eciency at 1.8 V, 2.5 V and 3.3 V 20 18 Eciency of BUCK cascaded with LVOUT at 1.2 V 8 System Conguration 11 and 1.8 V 20 8.1 Battery and LDOs conguration 11 19 Eciency for 868MHz band . 21 8.2 MPPT conguration 11 20 Eciency for 915MHz band . 21 8.3 Primary battery conguration . 11 21 Eciency for 2.4GHz band . 21 8.4 ZMPPT conguration . 11 22 Overalleciency(RFpathandboostconverter)with 8.5 Start-on-battery conguration . 11 VBOOST = 4.5V 21 8.6 No-battery conguration 11 23 Schematic example 22 8.7 Storage element information 11 24 Proposedmatchingnetworkfora50antenna(track impedance in red) 23 9 Typical Application Circuits 13 25 Layout example for the AEM40940 and its passive 9.1 Example circuit 1 13 components 24 9.2 Example circuit 2 14 26 Recommended PCB stackup . 24 27 QFN28 5x5mm 25 10 Performance Data 18 28 Board layout . 25 10.1BOOST conversion eciency . 18 10.2Quiescent current . 18 List of Tables 10.3High-voltage LDO regulation . 19 10.4Low-voltage LDO regulation 19 1 Pins description 4 10.5High-voltage LDO eciency 20 2 Absolute maximum ratings 5 10.6Low-voltage LDO eciency 20 3 Thermal data . 5 10.7RF path eciency . 21 4 Electrical characteristics . 5 10.8Overall eciency 21 5 Recommended operating conditions . 6 6 Minimum input power for the cold start (typical). 11 Schematic 22 Resultsobtainedwiththematchingnetworkdesigned 11.1AEM schematic 22 by e-peas . 8 11.2Matching network schematic 23 7 LDOs congurations . 9 8 Usage of CFG 2:0 11 12 Layout 24 9 Usage of SELMPP 1:0 11 12.1RF layout consideration 24 10 BOMexampleforAEM40940anditsrequiredpassive 13 Package Information 25 components 22 13.1Plastic quad atpack no-lead (QFN28 5x5mm) . 25 11 BOMexampleforAEM40940matchingnetworksand 13.2Board layout 25 their required passive components 23 12 RecommendedtrackimpedanceforAEM40940match- ing network 24 DDDSSS AAAEEEMMM444000999444000 RRREEEVVV111...111 CCCooopppyyyrrriiiggghhhttt ccc 222000111888 eee---pppeeeaaasss SSSAAA 222

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