BBU–RRU
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Huawei

pRRU5923

What it does: RF signal processing. Operating RF bands / ranges: 700/850/900/PCS/AWS/1800/2100/2300/2600 MHz; supported band sets: A=700+850+1800+2300, B=900+1800+2100+2600, C=850+AWS+PCS+2600.

2 part numbers: 02312ENJ / 02312YNW

Viewing: model overview

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Main specifications

TechnologiesGSM; CDMA; UMTS; LTE FDD; LTE TDD; LTE NB-IoT; multi-RAT combinations (GU/GL/GM/UL/UM/LM and combinations thereof)
Operating RF bands / ranges700/850/900/PCS/AWS/1800/2100/2300/2600 MHz; supported band sets: A=700+850+1800+2300, B=900+1800+2100+2600, C=850+AWS+PCS+2600
Uplink frequency700: 703–738 MHz; 850: 824–849; 900: 880–915; PCS: 1850–1910; AWS: 1710–1780; 1800: 1710–1785; 2100: 1920–1980; 2300 TDD: 2300–2400; 2600: 2500–2570 MHz
Downlink frequency700: 758–793 MHz; 850: 869–894; 900: 925–960; PCS: 1930–1990; AWS: 2110–2180; 1800: 1805–1880; 2100: 2110–2170; 2300 TDD: 2300–2400; 2600: 2620–2690 MHz
TX / RX modesGSM/CDMA: 1T1R; UMTS: 1T1R/1T2R; LTE FDD: 2T2R except 850/900 also support 1T1R; LTE TDD and LTE NB-IoT: 2T2R
RF output power700/850/900 MHz: 2 × 100 mW; PCS/AWS/1800/2100/2300/2600 MHz: 2 × 250 mW
Interfaces / connectors1 × RJ45 CPRI_E0/PoE plus 1 × optical CPRI port; internal antennas
Interfaces and data rates10.1 Gbit/s CPRI star topology: RJ45 CPRI_E0 over Cat6a S/FTP (100 m, or 200 m with extender) and one optical CPRI port (200 m over 1.5 mm² hybrid cable)
Power supplyPoE −48 V DC; typical consumption 65 W at 50% load; maximum average consumption 71 W at 100% load
FamilyDBS5900 LampSite
Installation environmentIndoor, temperature-controlled location (ETSI EN 300 019-1-3 Class 3.1), without sunlight exposure
IP ratingIP20
Additional technical information
Dimensions
200 × 200 × 58 mm (H × W × D)
Weight
≤2.5 kg
Bandwidth
IBW: 35 MHz (700/900), 25 MHz (850), 60 MHz (PCS/2100), 70 MHz (AWS/2600), 75 MHz (1800), 80 MHz (2300). LTE FDD: 4.8–4.9/5/7.4–7.5/8/10/14.6–14.9/15/20 MHz; UMTS 5 MHz; GSM 0.2–20 MHz; CDMA 1.25–20 MHz; LTE TDD 10/15/20 MHz
Capacity
RF input: 12 GSM/CDMA/UMTS subbands (GSM/CDMA up to 4 carriers per subband; UMTS up to 2). BBU access: 8 UMTS carriers. LTE TDD: 6 carriers+subbands; LTE FDD or FDD+TDD: 12; LTE NB-IoT: 4. Overall maximum 24 carriers/subbands at 10 MHz equivalence, and maximum 6 per channel on one band
Synchronization
In optical mode CPRI: clock signal recovery from the incoming line; frame synchronization from REC
Chassis
Remote-radio enclosure/form factor; documented dimensions: 200 × 200 × 58 mm (H × W × D); ingress protection: IP20
Modules
High-speed interface, digital and analog signal processing
Functional role
LampSite pico remote radio unit supporting both BBU access and RF-input scenarios
Architecture
DBS5900 LampSite indoor pRRU with internal antennas; 10.1 Gbit/s CPRI to RHUB over Cat6a copper or optical/electrical hybrid cable; supports BBU access plus RF-input subbands
Subtype
pRRU (pico Remote Radio Unit)
Details
Internal omnidirectional linear-polarized antennas; gain 0 dBi at 700, 0.5/1.5 dBi at 850 depending PN, 1.5 dBi at 900, 3 dBi at AWS/PCS/1800/2100/2300/2600. Operating −5…+40 °C without sunlight; storage −40…+70 °C; RH 5–95%; TMA/RET not supported
Connection notes
Electrical RHUB (PoE) / optical RHUB (DC)

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