ADL5903ACPZN-R7 Product Information

Overview

The ADL5903ACPZN-R7 is a high-performance True RMS power detector designed for applications requiring accurate signal power measurement across a wide frequency range. It offers a 35 dB measurement range and operates from 200 MHz to 6 GHz, making it suitable for various RF systems.

Key Features

• Frequency Range: 200 MHz to 6 GHz.
• Measurement Range: 35 dB dynamic range.
• Ripple-Free Transfer Function: Ensures accurate measurements.
• Single-Ended Input: Compatible with 50 Ω sources, no external matching required.
• Waveform and Modulation Independent: Suitable for GSM, CDMA, W-CDMA, TD-SCDMA, LTE, and other modulation schemes.
• Linear in Decibels Output: Scaled approximately 35.5 mV/dB at 900 MHz.
• Temperature Stability: Excellent performance from −40°C to +85°C.
• Low Power Consumption: 3 mA at 3.0 V to 5.0 V supply.
• Small Form Factor: 2 mm × 2 mm, 8-lead LFCSP package.

Applications

• Power amplifier linearization and control loops.
• Transmitter power controls.
• Transmitter signal strength indication (TSSI).
• RF instrumentation.
• Wireless repeaters.

Specifications

• Supply Voltage: 3.0 V to 5.0 V.
• Output Resistance: 100 Ω.
• Rise Time: 3.5 µs (CRMS = 10 nF), 34 µs (CRMS = 100 nF).
• Fall Time: 32 µs (CRMS = 10 nF), 330 µs (CRMS = 100 nF).
• Input Return Loss: Typically −9 dB at 200 MHz, improving with frequency.
• Output Noise: Varies with CRMS value, typically 140 mV p-p for 10 nF, 80 mV p-p for 100 nF (at 2.14 GHz, W-CDMA signal).

Ordering Information

• Model: ADL5903ACPZN-R7
• Temperature Range: −40°C to +85°C
• Package: 8-Lead Lead Frame Chip Scale Package [LFCSP_UD]
• Package Option: CP-8-10
• RoHS Compliance: Yes
• Ordering Quantity: 3,000 units per reel

Additional Information

• Evaluation Board: Available as ADL5903-EVALZ for testing and development.
• Documentation: Data Sheet Rev. B available for detailed specifications and application notes.