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GSM850 Power Amplifier Module

GSM850 Power Amplifier Module

Model: ATHRPG881M-25-43/50N4

Product Description

In the figure M1 ~ M4 are mounting holes with the diameter of 3.5mm

A_IN DL:DL Input Port

B_OUT: DL Output Port

B_IN: UL Input Port

A_OUT: UL Output Port

RS485 interfaces defined from top to bottom: GND  RS458-  RS485+  GND

The power supply interface is defined from top to bottom: GND  GND  GND  +9V +9V +9V


Application

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Technical Specification

ItemsSpecifications
DownlinkUplink
Frequency Range869MHz~894MHz824MHz~849MHz
Output Power43±1dBm-5±1dBm
Max Gain50±1dB25±1dB
Gain Adjustment Range≥20dB@1dB Step≥20dB@1dB Step
Gain Adjustment Error≤±1.5dB≤±1.5dB
ALC≥10dB--
In-Band Ripple≤2.0dB≤2.0dB
ACPR≤-45dBc--
Third-Order Inter-Modulation≤-45dBc--
Spurious Emission≤-36dBm/9KHz-1GHz
≤-30dBm/1GHz-12.75GHz
Noise Figure --≤1.8dB
Maximum Input Power0dBm-10dBm
VSWR≤1.5
Working VoltageDC+28V
Working Current≤3.5A
RF Connector

1XSMA Female for PA OUT

4XMCX Female for PA IN & LNA IN & LNA OUT,

Power Supply and Monitoring Interface

POWER-6

Pin 1 Corresponds to RS485 Serial Port A;

Pin 2 Corresponds to RS485 Serial Port B;

Pin 3&4 Correspond to GND;

Pin 5 Corresponds to the PA Enable/Disable Switch, High Level (+3.3V) Means the Power Amplifier is OFF, Low Level (0V) Means the Power Amplifier is ON, the Factory Default Low Level (0V);

Pin 6 Corresponds to DC+28V;

Impedance50Ω
Working Temperature-40℃~+65℃
Dimension130*110*21mm


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