3×3 MIMO 5GHz 802.11ac High-Power miniPCIe WiFi Module WLE900V5-27ESD 8AB

QCA9880 WiFi 5 (802.11ac Wave 1) 3×3 MIMO Single Band Module
Qualcomm-Atheros QCA9880 ‘Peregrine’ series
Mini PCIe 1.2 WLAN host interface
3x MMCX connectors
BPSK, QPSK, DBPSK, DQPSK, 16-QAM, 64-QAM, 256-QAM of modulation techniques
-20°C to 70°C operating temperature
50.0 mm × 51.0 mm × 12.5 mm (W x H x D)

1300Mpbs3×3 5G32dBmMiniPCle

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WLE900V5-27ESD 8AB: 3×3 MIMO 5GHz 802.11ac High-Power miniPCIe WiFi Module

Industrial-grade 5GHz 802.11ac WiFi module with 3×3 MIMO, 27dBm transmit power per chain, and ESD protection, designed for enterprise APs, wireless bridges, and industrial IoT applications requiring high throughput and long-range connectivity.

Wireless Performance Specifications

Wireless Standard	IEEE 802.11a/n/ac (5GHz-only), max 27dBm per chain, 3x MMCX connectors
MIMO Configuration	3×3 MIMO Technology, supporting up to 1300Mbps PHY rate (80MHz channel width)
Frequency Range	5.150 ~ 5.825GHz (compliant with global 5GHz regulatory bands)
Channel Bandwidth	Supports 20/40/80MHz at 5GHz for high-efficiency transmission

5GHz Transmit/Receive Performance

Modulation Rate (5GHz)	TX Power (dBm, Typical)	RX Sensitivity (dBm, Typical)
6Mbps (BPSK)	32	-94
54Mbps (OFDM)	28	-80
MCS 0 (802.11ac QPSK)	31	-89
MCS 7 (802.11ac 64-QAM)	26	-72
MCS 9 (802.11ac 256-QAM)	24	-68

Power & Electrical Specifications

Max Power Consumption	10 Watts (at full TX power, all 3 chains active)
Operating Voltage	Dual-rail power: 3.3V (core module) + 5V (power amplifier)
GPIO Control Signals	GPIO_0: WLAN_DISABLE_L (hardware RF kill), GPIO_1: LED_WLAN_L (activity indicator), GPIO_19: ANT_A, GPIO_20: ANT_B (antenna selection)
Form Factor	Standard miniPCIe 52-pin interface, compatible with industrial motherboards and embedded systems

Global Regulatory Certifications

Region/Country	Certifications & Compliance
United States	REACH Compliance (meets environmental safety standards)
European Union	CE RED (Radio Equipment Directive), RoHS (Restriction of Hazardous Substances)

Key Features & Target Applications

3×3 MIMO technology delivers up to 1300Mbps throughput, ideal for high-density enterprise environments and bandwidth-heavy applications.
High-power RF front-end with 27dBm per chain extends wireless range, making it suitable for long-distance point-to-point wireless bridges.
Industrial-grade design with ESD protection and passive cooling heatsink ensures reliable 24/7 operation in harsh industrial and outdoor environments.
3x MMCX antenna connectors support flexible external antenna integration, including high-gain directional antennas for long-range deployments.
GPIO control signals enable easy integration with custom hardware, supporting RF kill switches and activity LED indicators for OEM projects.
Certified for global markets (CE RED, RoHS, REACH), simplifying regulatory compliance for OEMs targeting EU and US markets.

Technical Integration Notes

The WLE900V5-27ESD 8AB requires a dual-rail power supply (3.3V for core logic and 5V for power amplifiers) to achieve full transmit power. The miniPCIe interface includes dedicated pins for both voltage rails (pins 2, 24, 39, 41, 52 for +3.3V; pins 45, 47, 49, 51 for +5V). Ensure your host system provides these voltages to avoid reduced performance.

Frequently Asked Questions

Q: What is the maximum data throughput of the WLE900V5-27ESD 8AB module?

The WLE900V5-27ESD 8AB supports up to 1300Mbps PHY rate at 80MHz channel width with 3×3 MIMO configuration, delivering high throughput for enterprise and industrial wireless applications.

Q: What power supply voltages are required for this miniPCIe WiFi module?

This module requires a dual-rail power supply: 3.3V for core logic and 5V for power amplifiers. The miniPCIe interface includes dedicated pins for both voltage rails (pins 2, 24, 39, 41, 52 for +3.3V; pins 45, 47, 49, 51 for +5V).

Q: What antenna connectors does the WLE900V5-27ESD 8AB use?

The module features 3x MMCX antenna connectors, supporting flexible external antenna integration including high-gain directional antennas for long-range deployments.

Q: What are the global regulatory certifications for this WiFi module?

The WLE900V5-27ESD 8AB is certified for global markets including CE RED (Radio Equipment Directive), RoHS (Restriction of Hazardous Substances), and REACH Compliance, simplifying regulatory approval for OEMs targeting EU and US markets.

Q: What is the typical transmit power per chain for this 5GHz module?

The module delivers up to 27dBm transmit power per chain with 3×3 MIMO, with typical TX power ranging from 24dBm (MCS 9, 256-QAM) to 32dBm (6Mbps BPSK), and RX sensitivity as low as -94dBm.

Related Technical Resources

3×3 MIMO vs 2×2 MIMO: 5GHz WiFi Module Performance Comparison

Learn how 3-stream MIMO improves throughput, range, and multi-user performance in industrial WiFi deployments.

How to Design Power Supply for High-Power miniPCIe WiFi Modules

Guidelines for implementing stable 3.3V/5V power rails to maximize 27dBm WiFi module performance.

▶ Related Pillar Guide: For a complete overview of Qualcomm WiFi chipsets across all generations including QCA9882, QCA9880, QCN6024, QCN9024, QCN9074, QCA2066, QCN6274, and QCN9274, see the Qualcomm WiFi Chipset Complete Guide for Embedded & Enterprise — featuring full comparison tables, reference design support, and OEM selection criteria.