Overview
The LTC5507ES6#TRPBF, produced by Analog Devices Inc., is a high-performance RF power detector designed for applications operating across a wide frequency range of 100kHz to 1000MHz. This device integrates several key functions, including an internally compensated buffer amplifier, an RF Schottky diode peak detector, a level shift amplifier, a delay circuit, and a gain compression circuit. These features enable the LTC5507 to provide accurate and reliable RF power detection with a dynamic range extension.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| VCC Operating Voltage | G | 2.7 | 6 | V | |
| IVCC Shutdown Current | SHDN = 0V, G | 2 | µA | ||
| IVCC Operating Current | SHDN = VCC | mA | |||
| Operating Temperature Range | –40 | 85 | °C | ||
| Maximum Junction Temperature | 125 | °C | |||
| Storage Temperature Range | –65 | 150 | °C | ||
| Lead Temperature (Soldering, 10 sec) | 300 | °C | |||
| RFIN Voltage to GND | (VCC ± 1.8V) to 7V | V | |||
| PCAP Voltage to GND | (VCC – 1.8V) to 7V | V | |||
| IVOUT | 5 | mA |
Key Features
- Wide frequency range: 100kHz to 1000MHz, determined by an external capacitor.
- Internally compensated buffer amplifier with a gain of two.
- RF Schottky diode peak detector and level shift amplifier to convert RF signal to DC.
- Delay circuit to avoid voltage transients at VOUT when coming out of shutdown.
- Gain compression circuit to extend the detector dynamic range.
- Low shutdown current: 2µA.
- Operating voltage range: 2.7V to 6V.
- Compact TSOT-23-6L package.
Applications
- RF and microwave systems.
- Communications analog front ends.
- Frequency dividers, multipliers, and detectors.
- I/Q modulators and demodulators.
- Phase Locked Loop (PLL) synthesizers and translation loops.
- Quadrature Digital Up Converters (QDUC).
- RF integrated transmitters, receivers, and transceivers.
- Wireless sensor networks.
Q & A
- What is the frequency range of the LTC5507?
The LTC5507 operates from 100kHz to 1000MHz, with the input frequency range determined by an external capacitor.
- What is the operating voltage range of the LTC5507?
The operating voltage range is from 2.7V to 6V.
- What is the shutdown current of the LTC5507?
The shutdown current is 2µA when SHDN = 0V.
- What package type does the LTC5507 come in?
The LTC5507 comes in a TSOT-23-6L package.
- What are the key components integrated into the LTC5507?
The LTC5507 integrates an internally compensated buffer amplifier, an RF Schottky diode peak detector, a level shift amplifier, a delay circuit, and a gain compression circuit.
- What is the maximum junction temperature of the LTC5507?
The maximum junction temperature is 125°C.
- What is the storage temperature range for the LTC5507?
The storage temperature range is from –65°C to 150°C.
- What are some typical applications of the LTC5507?
Typical applications include RF and microwave systems, communications analog front ends, frequency dividers, multipliers, and detectors, among others.
- How does the LTC5507 handle voltage transients during shutdown?
The LTC5507 includes a delay circuit to avoid voltage transients at VOUT when coming out of shutdown.
- What is the purpose of the gain compression circuit in the LTC5507?
The gain compression circuit extends the detector dynamic range.
