Overview
The HMC478MP86E, manufactured by Analog Devices Inc., is a SiGe (Silicon Germanium) Heterojunction Bipolar Transistor (HBT) Gain Block MMIC (Monolithic Microwave Integrated Circuit) amplifier. This device operates from DC to 4 GHz and is packaged in a Micro-P SMT (Surface Mount Technology) package. It is designed to serve as a cascadable 50 Ω RF/IF gain stage or as a Local Oscillator (LO) or Power Amplifier (PA) driver, offering high gain and output power with minimal external bias components.
Key Specifications
| Parameter | Min. | Typ. | Max. | Units |
|---|---|---|---|---|
| Gain (DC - 1.0 GHz) | 19 | 22 | - | dB |
| Gain (1.0 - 2.0 GHz) | 15 | 18 | - | dB |
| Gain (2.0 - 3.0 GHz) | 13 | 16 | - | dB |
| Gain (3.0 - 4.0 GHz) | 11 | 14 | - | dB |
| P1dB Output Power | - | 18 | - | dBm |
| Output IP3 (at 850 MHz) | - | 32 | - | dBm |
| Supply Voltage | 5 | - | 8 | V |
| Supply Current | - | 62 | - | mA |
| ESD Protection | - | 1,000V | - | - |
Key Features
- Cascadable 50 Ω RF/IF gain stage and LO or PA driver
- High gain: up to 22 dB
- High output power: up to +20 dBm
- High output IP3: +32 dBm at 850 MHz
- Single positive supply: 5V to 8V
- Low supply current: 62 mA
- Robust 1,000V ESD protection, Class 1C
- Darlington feedback topology for reduced sensitivity to process variations and excellent gain stability over temperature
Applications
- Cellular/PCS/3G/4G
- Fixed wireless and WLAN
- CATV, cable modem, and direct broadcast satellite (DBS)
- Microwave radio and test equipment
Q & A
- What is the frequency range of the HMC478MP86E? The HMC478MP86E operates from DC to 4 GHz.
- What is the typical gain of the HMC478MP86E? The typical gain is 22 dB.
- What is the output IP3 of the HMC478MP86E at 850 MHz? The output IP3 is +32 dBm.
- What is the supply voltage range for the HMC478MP86E? The supply voltage range is from 5V to 8V.
- How much current does the HMC478MP86E typically consume? The device typically consumes 62 mA.
- What kind of ESD protection does the HMC478MP86E have? The HMC478MP86E has robust 1,000V ESD protection, Class 1C.
- What are the typical applications of the HMC478MP86E? Typical applications include cellular/PCS/3G/4G, fixed wireless and WLAN, CATV, cable modem, DBS, and microwave radio and test equipment.
- What is the package type of the HMC478MP86E? The device is packaged in a Micro-P SMT package.
- Is the HMC478MP86E still in production? No, the HMC478MP86E is no longer manufactured.
- What is the Darlington feedback topology used for in the HMC478MP86E? The Darlington feedback topology is used to reduce sensitivity to normal process variations and to ensure excellent gain stability over temperature.
