點晶科技股份有限公司 SILICON TOUCH TECHNOLOGY INC . 新竹市科學園區展業一路 9 號 7 樓之 1 9-7F-1, Prosperity RoadⅠ, Hsin-Chu, Taiwan, R.O.C. DD311 Tel:886-3-5645656 Fax:886-3-5645626 Maximum Ratings (Ta=25°C, Tj(max) = 125°C) CHARACTERISTIC SYMBOL RATING UNIT Input Reference Current IREF 10 mA Output Current Iout 1.0 A Output Voltage Vout -0.3 ~ 33 V Enable Voltage VEN -0.3 ~ 18 Output Enable Frequency FEN 1 MHz GND Terminal Current IGND 1.01 A Power Dissipation Pd 4.2 (Ta=25°C) W Thermal Resistance (Junction to Air) Rth(j-a) 23.38 °C/W Thermal Resistance (Junction to Case) Rth(j-c) 1.77 Operating Temperature Top -40 ~ 85 °C Storage Temperature Tstg -55 ~ 150 Recommended Operating Condition CHARACTERISTIC SYMBOL CONDITION MIN. TYP. MAX. UNIT force REXT terminal directly 2.7 Bias Voltage Vbias V with an external resistor 5 36 *1 Output Voltage Vout Driver On 1 V *2 Output Voltage Vout Driver Off 33 Output Current Iout Ven > 3.3V 1 A VEN(IH) 3.3 18 Input Enable Voltage IREF = 1mA ~ 10mA V VEN(IL) -0.3 0.0 Input Enable Frequency FEN Ven > 3.3V DC 1 MHz *1 Notice that the power dissipation is limited to its package and ambient temperature. *2 The driver output voltage including any overshoot stress has to be compliant with the maximum voltage (33V). HIGH CONSTANT CURRENT LED DRIVERVersion:PRE.001 Page 3