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AT9933DB1 参数 Datasheet PDF下载

AT9933DB1图片预览
型号: AT9933DB1
PDF下载: 下载PDF文件 查看货源
内容描述: 高亮度LED驱动器IC ,达到了汽车需求 [High Bright LED Driver IC Meeting Automotive Requirements]
分类和应用: 驱动器
文件页数/大小: 11 页 / 1271 K
品牌: SUPERTEX [ Supertex, Inc ]
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AT9933DB1
Fig. 6. LED current during step changes in the input voltage
Channel 1(blue): Input Voltage (10V/div)
Channel 4 (green): LED current (100mA/div)
Short Circuit
(a): Open LED Condition
(b): Output Short Circuit
Fig. 7. HV9930DB1 during output fault conditions
FET drain Voltage (20V/div) (Channel 1 in (a); Channel 2 in (b)
Channel 4 (green): LED current
(a)
(b)
(c)
Fig. 8. PWM Dimming at 100Hz
Channel 1 (blue): PWM Dimming Input Signal (2V/div)
Channel 4 (Green): LED current (100mA/div)
5