参数资料
型号: MIC2843YMT TR
厂商: Micrel Inc
文件页数: 3/15页
文件大小: 0K
描述: IC LED DRIVER PWM CONTROL 10TMLF
标准包装: 1
恒定电流:
拓扑: 线性(LDO),PWM
输出数: 6
内部驱动器:
类型 - 主要: 背光,闪灯/白光
类型 - 次要: 白色 LED
频率: 500kHz
电源电压: 3 V ~ 5.5 V
安装类型: 表面贴装
封装/外壳: 10-UFDFN 裸露焊盘,10-TMLF?
供应商设备封装: 10-TMLF?(2x2)
包装: 标准包装
工作温度: -40°C ~ 125°C
产品目录页面: 1082 (CN2011-ZH PDF)
其它名称: 576-3507-6
Micrel Inc.
Absolute Maximum Ratings (1)
Main Input Voltage (V IN ) .................................. ? 0.3V to +6V
Enable Input Voltage (V END ) ............................ ? 0.3V to +6V
Current Source Voltage (V D1-D6 ) ..................... ? 0.3V to +6V
Power Dissipation .....................................Internally Limited
Lead Temperature (soldering, 10sec.)....................... 260°C
Storage Temperature (T s ) ......................... ? 65°C to +150°C
ESD Rating (3) ................................................. ESD Sensitive
MIC2843
Operating Ratings (2)
Supply Voltage (V IN )..................................... +3.0V to +5.5V
Enable Input Voltage (V END ) .................................. 0V to V IN
Current Source Voltage (V D1-D6 ) ............................ 0V to V IN
Junction Temperature (T J ) ........................ –40°C to +125°C
Junction Thermal Resistance
2mm x 2mm Thin MLF ? -10L ( θ JA )......................90°C/W
Electrical Characteristics
WLED Linear Drivers
V IN = V END = 3.8V, R SET = 20.5k ? ; V D1-D6 = 0.6V; T J = 25 ° C, bold values indicate –40 ° C ≤ T J ≤ 125 ° C; unless noted.
Matching
Parameter
Current Accuracy (4)
(5)
Drop-out
Ground/Supply Bias Current
Shutdown Current
(Current Source Leakage)
Conditions
V DROPNOM = 0.6V
V DROPNOM = 0.6V
Where I LED = 90% of LED current seen at
V DROPNOM = 0.6V, 100% brightness level
I OUT = 20mA
V END = 0V
Min.
Typ.
1.5
3
40
1.4
0.01
Max.
5.5
100
1
Units
%
%
mV
mA
μA
PWM Dimming
Enable Input Voltage (V END )
Enable Input Current
Current Source Delay
(50% levels)
Logic Low
Logic High
V IH > 1.2V
Shutdown to On
Standby to On
On to Standby
1.2
0.01
40
0.5
1
0.2
1
60
V
V
μA
μs
μs
μs
R SET = 20.5k
Current Source Transient Time
(10% ? 90%)
T RISE
T FALL
1
0.3
μs
μs
Standby to Shutdown Time
V END = 0V
10
20
40
ms
Notes:
1.
2.
3.
4.
5.
Exceeding the absolute maximum rating may damage the device.
The device is not guaranteed to function outside its operating rating.
Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5k ? in series with 100pF.
As determined by average current of all channels in use and all channels loaded.
The current through each LED meets the stated limits from the average current of all LEDs.
November 2010
3
M9999-110810-B
相关PDF资料
PDF描述
MIC2844AYMT TR IC LED DRIVR WHITE BCKLGT 10TMLF
MIC2845A-MFYMT TR IC LED DRIVR WHITE BCKLGT 14TMLF
MIC2846A-MFYMT TR IC LED DRIVR WHITE BCKLGT 14TMLF
MIC2981/82YWM TR IC SOURCE DRIVER ARRAY HC 18SOIC
MIC2981/82YWM IC DRIVER ARRAY HV/HC 8CH 18SOIC
相关代理商/技术参数
参数描述
MIC2844AYMT TR 功能描述:LED照明驱动器 6 Channel Linear WLED Driver with Digital Control RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N
MIC2844AYMT-TR 功能描述:LED 驱动器 IC 6 输出 线性 单线 调光 20mA 10-TMLF?(2x2) 制造商:microchip technology 系列:- 包装:剪切带(CT) 零件状态:停产 类型:线性 拓扑:- 内部开关:是 输出数:6 电压 - 供电(最低):3V 电压 -?供电(最高):5.5V 电压 - 输出:- 电流 - 输出/通道:20mA 频率:- 调光:单线 应用:背光,照相机闪光灯 工作温度:-40°C ~ 125°C (TJ) 安装类型:表面贴装 封装/外壳:10-UFDFN 裸露焊盘,10-TMLF? 供应商器件封装:10-TMLF?(2x2) 标准包装:1
MIC2845A-MFYMT TR 功能描述:LED照明驱动器 6 Channel Linear WLED Driver + 2 LDOs with PWM Control RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N
MIC2845A-MFYMT-TR 功能描述:LED 驱动器 IC 6 输出 线性 PWM 调光 20mA 14-TMLF?(2.5x2.5) 制造商:microchip technology 系列:- 包装:剪切带(CT) 零件状态:过期 类型:线性 拓扑:- 内部开关:是 输出数:6 电压 - 供电(最低):3V 电压 -?供电(最高):5.5V 电压 - 输出:- 电流 - 输出/通道:20mA 频率:- 调光:PWM 应用:背光,照相机闪光灯 工作温度:-40°C ~ 150°C(TJ) 安装类型:表面贴装 封装/外壳:14-UFQFN 裸露焊盘,14-TMLF? 供应商器件封装:14-TMLF?(2.5x2.5) 标准包装:1
MIC2845A-MGYMT TR 功能描述:LED照明驱动器 6 Channel Linear WLED Driver + 2 LDOs with PWM Control RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N