Overview
The ADPA1105ACGZN is a gallium nitride (GaN) broadband power amplifier developed by Analog Devices Inc. This amplifier is designed to deliver high power output with high efficiency, making it ideal for various pulsed applications. It operates within a frequency range of 0.9 GHz to 1.6 GHz and provides a typical output power of 46 dBm (40 W) with 60% typical power added efficiency (PAE) across the 0.9 GHz to 1.4 GHz bandwidth. The device features a small signal gain of 34.5 dB and ±0.5 dB gain flatness across its operating bandwidth, ensuring consistent performance.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|---|
| Frequency Range | 0.9 | 1.4 | 1.6 | GHz | ||
| Small Signal Gain | 32 | 34.5 | dB | At 0.9 GHz to 1.4 GHz | ||
| Gain Flatness | ±0.5 | dB | At 0.9 GHz to 1.4 GHz | |||
| Input Return Loss | 16 | dB | ||||
| Output Return Loss | 9 | dB | ||||
| Output Power (POUT) | 44 | 46 | dBm | PIN = 19 dBm | ||
| Power Gain | 25 | 27 | dB | PIN = 19 dBm | ||
| Power Added Efficiency (PAE) | 60% | % | PIN = 19 dBm, at 0.9 GHz to 1.4 GHz | |||
| Supply Voltage (VDD) | 50 | V | ||||
| Supply Current (IDQ) | 400 | mA | ||||
| Operating Temperature | -40 | 85 | °C | |||
| Package Type | 32-Lead LFCSP_CAV |
Key Features
- High output power: 46 dBm (40 W) with 60% typical power added efficiency (PAE) across 0.9 GHz to 1.4 GHz bandwidth.
- Small signal gain: 34.5 dB typical at 0.9 GHz to 1.4 GHz.
- Gain flatness: ±0.5 dB across 0.9 GHz to 1.4 GHz.
- Input and output return loss: 16 dB and 9 dB, respectively.
- Supply voltage: 50 V with a supply current of 400 mA.
- Operating temperature range: -40°C to 85°C.
- Package: 32-lead lead frame chip scale package (LFCSP_CAV).
- Supports pulsed applications with a pulse width of 100 μs and a duty cycle of 10%.
Applications
- Wireless infrastructure
- Radar systems (weather, marine, military)
- Public mobile radio
- General-purpose amplifications
Q & A
- What is the typical output power of the ADPA1105ACGZN?
The ADPA1105ACGZN delivers a typical output power of 46 dBm (40 W).
- What is the frequency range of the ADPA1105ACGZN?
The frequency range is from 0.9 GHz to 1.6 GHz.
- What is the power added efficiency (PAE) of the ADPA1105ACGZN?
The PAE is typically 60% at 0.9 GHz to 1.4 GHz.
- What is the small signal gain of the ADPA1105ACGZN?
The small signal gain is typically 34.5 dB at 0.9 GHz to 1.4 GHz.
- What is the gain flatness of the ADPA1105ACGZN?
The gain flatness is ±0.5 dB across 0.9 GHz to 1.4 GHz.
- What is the supply voltage and current for the ADPA1105ACGZN?
The supply voltage is 50 V with a supply current of 400 mA.
- What is the operating temperature range of the ADPA1105ACGZN?
The operating temperature range is from -40°C to 85°C.
- What type of package does the ADPA1105ACGZN come in?
The ADPA1105ACGZN comes in a 32-lead lead frame chip scale package (LFCSP_CAV).
- What are some typical applications for the ADPA1105ACGZN?
Typical applications include wireless infrastructure, radar systems, public mobile radio, and general-purpose amplifications.
- How is the ADPA1105ACGZN typically biased and controlled?
The device is typically biased with a negative gate voltage and controlled using a pulse width of 100 μs and a duty cycle of 10%.
