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供应台湾503 LED恒流驱动IC.原装正品,价格优惠,欢迎咨询.
特性 (Features)
Ø 简易使用 (The most easy used linear constant current LED driver)
Ø 无需外加VDD电源 (Do not need to take VDD power)
Ø 输出中心电流19mA (19mA constant current regulator)
Ø 1.6V ~ 15V 宽电压使用范围 (1.6V ~ 15V wide working voltage range)
Ø 1uS*启动,可应用于电源PWM调光 (1uS current rising time, support power supply PWM dimming function)
Ø 小于1%/V 电源或负载调变率 (Less than 1%/V line/load regulation)
Ø 125°C ~160°C 接面温度电流缓降保护 (125°C ~160°C junction temperature current ramp down thermal protect)
Ø -40℃ ~ 85℃ 环境工作温度 (-40℃ ~ 85℃ operating temperature )
Ø 绿色*封装 (Green package)
应用场合(Applications )
Ø 一般LED照明 (General LED lighting)
Ø LED灯带 (LED strip )
Ø LED手电筒/闪光灯 (LED torch / flashlight)
Ø LCD背光 (LCD back lighting)
*限工作条件 (Maximum Ratings T=25°C)
特性Characteristic | *号Symbol | 规格Rating | 单位Unit |
工作电压Supply voltage | VPN | -0.2 ~ 16 | V |
反向电压Reverse voltage | VR | 0.5 | V |
散逸功率 Power Dissipation (Ta=25°C) | PD | 0.3 | W |
环境工作温度Operating temperature | TOPR | -40~ 85 | °C |
储存温度Storage temperature | TSTG | -55~ 85 | °C |
电气特性与*适工作条件Electrical Characteristics and Recommended Operating Conditions
特性 Characteristic | *号 Symbol | 工作条件 Condition | *小 Min. | 典型 T*. | *大 Max. | 单位 Unit |
*小工作电压Minimum dropout voltage | VPNmin | IPN = IS | - | 1.5 | 1.6 | V |
*大工作电压Maximum output voltage | VPNmax | IPN = IS | - | - | 15 | V |
输出电流Output current | IS | Spec. | - | 19 | - | mA |
电源/负载调变率Line/Load regulation | %/VP | 10V > VPN > 1.6V | - | - | &plu*n;1 | %/V |
20MA
驱动IC
LED恒流驱动
503
其他
台湾
贴片
3014
OK