Kimpok Technology Co., Ltd
Quality COFDM Video Transmitter & Mobile Video Communication factory
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RF PA Linear Power Amplifier with 900 MHz ~ 980 MHz 75 Watt RF Power
Features:
Main Specification:
| No. | Item | Requirements | |
| 1 | Frequency Range | 900 MHz ~ 980 MHz or Customized | |
| 2 | Signal Source | wideband High-speed Noise Source | |
| 3 | Max Pout | 50dBm±0.5dB (over Frequency at same temperature) | |
| 50dBm±0.5dB (over temperature at same Frequency) | |||
| 4 | Pout Adjust | I/O Option1 (Default) | If the actual-Pout is not equal to the target-Pout in every 60 seconds, the ATT value need to be increased or decreased by 1dB step in the range of 0-31dB, till the actual-Pout is equal to the target-Pout. |
| I/O Option2 | 38dBm-47dBm by YONLIT M&C Pout will be about 37dBm without M&C | ||
| 5 | RF Port VSWR | ≤1.5 | |
| 6 | Working Voltage | 28VDC±1V | |
| 7 | Working Current | <5.5A | |
| 8 | RF Connector | SMA-Female, 50 Ohm | |
| 9 | Dimension | 210*92*25mm (Exclusive Connector) | |
| 10 | Power Supply Port | Pull-core Capacitor | |
| 11 | Working Temperature | -25----+65℃ | |
| 12 | Protection | Shutdown more than 75℃, auto-restart less than 50℃ | |
| Shutdown when reversed power more 15W, auto-restart after about 30s | |||
I/O Option1 (Default): Parallel DB15Female
| DB15Femal | Description | IN/Out |
| PIN1 | 1dB (Hang in air or add 5V: No ATT; Grounding: Enable ATT) | IN |
| PIN2 | 2dB (Hang in air or add 5V: No ATT; Grounding: Enable ATT) | IN |
| PIN3 | 4dB (Hang in air or add 5V: No ATT; Grounding: Enable ATT) | IN |
| PIN4 | 8dB (Hang in air or add 5V: No ATT; Grounding: Enable ATT) | IN |
| PIN5 | 16dB (Hang in air or add 5V: No ATT; Grounding: Enable ATT) | IN |
| PIN7 | Pr (reversed RF Power, 0.05V/dB, 10dB range, 2-2.3V@40dBm) | Out |
| PIN10 | Pf (Forward RF Power, 0.05V/dB, 20dB range, 2-2.3V@47dBm) | Out |
| PIN11 | EN (5V: PA OFF; Hang in air or grounding: PA ON) | IN |
| PIN12 | TA (Temperature alarm, Alarm: 5V, Normal: 0V) | Out |
| PIN13 | VA (VSWR Alarm, Alarm: 5V, Normal: 0V) | Out |
| PIN14 | Tc (Temperature:0.01V/1℃, 0.75V @25 ℃ ) | Out |
| PIN15 | GND | GND |
I/O Option 2: DB9Female for YONLIT M&C
| DB9Female | Description | IN/Out |
| PIN1 | PA ON indicator 4.9V | Out |
| PIN3 | External ALC control, input range 0-5V) | IN |
| PIN4 | Power supply 5V | Out |
| PIN5 | Pf ( Forward RF Power, Max:0-5V, 20dB rang) | Out |
| PIN6 | EN (5V: PA OFF; Hang in air or grounding: PA ON) | IN |
| PIN7 | TA (Temperature alarm, Alarm: 5V, Normal: 0V) | Out |
| PIN8 | VA (VSWR Alarm, Alarm: 5V, Normal: 0V) | Out |
| PIN9 | GND | GND |
