品牌索引 产品分类 > 小信号开关二极管> 瞬态电压抑制器TVS/ESD> 双极管二极管> 调谐二极管> 齐纳(稳压)二极管> 小信号肖特基二极管> 频带转换二极管> 中/高功率管> 射频PIN二极管> Sinterglass二极管> 整流器 > N沟道(N-Channel)> P沟道(P-Channel)> 双N沟道(Dual N-Channel)> 双P沟道(Dual P-Channel)> 双N和P沟道(Dual N and P-Channel)
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产品介绍 DS3991Features
♦ CCFL Controller for Backlighting LCD Panels ♦ Minimal External Components Required ♦ Lamp Fault Monitoring for Lamp-Open, Lamp- Overcurrent, Failure-to-Strike, and Overvoltage Conditions ♦ Accurate (±5%) On-Board Oscillator for Lamp Frequency (40kHz to 80kHz) ♦ Accurate (±5%) On-Board Oscillator for DPWM Burst-Dimming Frequency (80Hz to 300Hz) ♦ Device Supply Undervoltage Lockout ♦ Inverter Supply Undervoltage and Overvoltage Lockouts ♦ Soft-Start on Burst-Dimming Minimizes Audible Transformer Noise ♦ Strike Frequency Boost ♦ 100% to < 10% Dimming Range ♦ Low Cost ♦ Single-Supply Operation Range: 4.5V to 5.5V ♦ Temperature Range: -40°C to +85°C ♦ 16-Pin SO Package (150 mils) |