محصولات صوتی میکروفون

Product Attributes

Features

• Test conditions: supply voltage VS = 3.0V, load resistance RL = 2.2kΩ, temperature = 20±2℃, relative humidity = 60±5%
• High temperature test: temperature +60℃, exposure duration 200 hours
• Low temperature test: temperature -25℃, exposure duration 200 hours
• Temperature cycling test: low temperature -25℃, high temperature +70℃, transition time 10 minutes, dwell time 30 minutes, cycles 5
• Humidity test: temperature +40℃, relative humidity 90~95%, exposure duration 200 hours
• Vibration test: amplitude 1.52mm, duration 1 minute/face, frequency range 10~55Hz, test duration 2 hours
• Drop test: unpackaged drop onto 20mm thick floor, height 1m, 6 drops (1 per face)
• ESD test: contact ±8kV, air ±15kV, microphone interference-free after 10 exposures
• Soldering requirements: use 25W–35W soldering iron, maintain temperature range 300±10℃; complete each terminal soldering within 2 seconds; individual microphone soldering prohibited; design adequate heat dissipation